Tag Archives: bearing machine

China wholesaler Electric Motor Winding Machine Linear Traverse Drive Ball Bearing wheel bearing

Product Description

Product Description

Electric Motor Winding Machine Linear Traverse Drive Ball Bearing
Manufacturer of automatic linear transmission gear with well-equipped testing facilities and strong technical force

 

Detailed Photos

 

 

Packaging & Shipping

Package Material

 

Carton

Package Detail

 

10 pieces or 5 pieces per pag

Delivery Way
 

Deliver the goods by express, like UPS, DHL, FedEx or by sea shipment or according to customer’s requirement

 

Product Application

Special Bearing for Rolling Ring Traverse Drive

Company Profile

ZheJiang Xihu (West Lake) Dis. Machinery Co., Ltd.

A manufacturer of automatic linear transmission gear with well-equipped testing facilities and strong technical force.
We are producing and selling: rolling ring drives, linear drives, linear drives nut, wire straightener, automatic wire straightening and cutting machine, automatic coiling & packaging machine, drawing and rolling machine, automatic yarn winding machine and accessories for rolling ring drives.

 

FAQ

Q1. What is your terms of packing?
A: Generally, we pack our goods in carton boxes or wooden boxes.

Q2. What is your terms of payment?
A: T/T 100% paymeny in advance, or 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q3. What is your terms of delivery?

A: EXW, FOB, CFR, CIF, DDU.

Q4. How about your delivery time?
A: Generally, it will send this product within 3 or 5 days after receiving your payment. The specific delivery time depends on the items and the quantity of your order.

Q5. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the courier cost.

Q6. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Core Components: Roller Bearing
Transport Package: Carton
Specification: Bearing steel
Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

Can you Provide Examples of Industries where Ball Bearings are Crucial Components?

Ball bearings are essential components in a wide range of industries where smooth motion, load support, and precision are vital. Here are some examples of industries where ball bearings play a crucial role:

  • Automotive Industry:

Ball bearings are used in various automotive applications, including wheel hubs, transmissions, engines, steering systems, and suspension components. They provide reliable rotation and support in both passenger vehicles and commercial vehicles.

  • Aerospace Industry:

In the aerospace sector, ball bearings are found in aircraft engines, landing gear systems, control surfaces, and avionics equipment. Their ability to handle high speeds and precision is vital for aviation safety.

  • Industrial Machinery:

Ball bearings are integral to a wide range of industrial machinery, including pumps, compressors, conveyors, machine tools, printing presses, and textile machinery. They facilitate smooth operation and load distribution in these diverse applications.

  • Medical Equipment:

In medical devices and equipment, ball bearings are used in surgical instruments, imaging equipment, dental tools, and laboratory machinery. Their precision and smooth movement are crucial for accurate diagnostics and treatments.

  • Robotics and Automation:

Ball bearings are key components in robotic arms, automation systems, and manufacturing machinery. They enable precise movement, high-speed operation, and reliable performance in automated processes.

  • Renewable Energy:

Wind turbines and solar tracking systems utilize ball bearings to enable efficient rotation and tracking of the wind blades and solar panels. Ball bearings withstand the dynamic loads and environmental conditions in renewable energy applications.

  • Marine and Shipbuilding:

Ball bearings are used in marine applications such as ship propulsion systems, steering mechanisms, and marine pumps. They withstand the corrosive environment and provide reliable performance in maritime operations.

  • Heavy Equipment and Construction:

In construction machinery like excavators, bulldozers, and cranes, ball bearings support the movement of heavy loads and enable efficient operation in demanding environments.

  • Electronics and Consumer Appliances:

Consumer electronics like electric motors, computer hard drives, and household appliances rely on ball bearings for smooth motion and reliable operation.

  • Oil and Gas Industry:

In oil and gas exploration and extraction equipment, ball bearings are used in drilling rigs, pumps, and processing machinery. They handle the high loads and harsh conditions of this industry.

These examples demonstrate how ball bearings are indispensable components in various industries, contributing to the efficiency, reliability, and functionality of diverse mechanical systems and equipment.

ball bearing

How do Miniature Ball Bearings Differ from Standard-sized Ones, and Where are They Commonly Used?

Miniature ball bearings, as the name suggests, are smaller in size compared to standard-sized ball bearings. They have distinct characteristics and are designed to meet the unique requirements of applications that demand compactness, precision, and efficient rotation in confined spaces. Here’s how miniature ball bearings differ from standard-sized ones and where they are commonly used:

  • Size:

The most noticeable difference is their size. Miniature ball bearings typically have outer diameters ranging from a few millimeters to around 30 millimeters, while standard-sized ball bearings have larger dimensions suitable for heavier loads and higher speeds.

  • Load Capacity:

Due to their smaller size, miniature ball bearings have lower load-carrying capacities compared to standard-sized bearings. They are designed for light to moderate loads and are often used in applications where precision and compactness are prioritized over heavy load support.

  • Precision:

Miniature ball bearings are known for their high precision and accuracy. They are manufactured to tighter tolerances, making them suitable for applications requiring precise motion control and low levels of vibration.

  • Speed:

Miniature ball bearings can achieve higher speeds than standard-sized bearings due to their smaller size and lower mass. This makes them ideal for applications involving high-speed rotation.

  • Friction and Efficiency:

Miniature ball bearings generally have lower friction due to their smaller contact area. This contributes to higher efficiency and reduced heat generation in applications that require smooth and efficient motion.

  • Applications:

Miniature ball bearings find applications in various industries and sectors:

  • Electronics and Consumer Devices:

They are used in small motors, computer disk drives, printers, and miniature fans, where space is limited but precise motion is essential.

  • Medical and Dental Equipment:

Miniature bearings are used in medical devices such as surgical instruments, dental handpieces, and diagnostic equipment due to their precision and compactness.

  • Robotics and Automation:

Miniature ball bearings are integral to robotic arms, miniature conveyors, and automation systems, enabling precise movement in confined spaces.

  • Aerospace and Defense:

They are used in applications like UAVs (drones), aerospace actuators, and satellite components where size and weight constraints are critical.

  • Optics and Instrumentation:

Miniature bearings play a role in optical instruments, cameras, and measuring devices, providing smooth rotation and accurate positioning.

Overall, miniature ball bearings are specialized components designed for applications where space, precision, and efficient rotation are paramount. Their compactness and high precision make them crucial in various industries requiring reliable motion control in limited spaces.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China wholesaler Electric Motor Winding Machine Linear Traverse Drive Ball Bearing   wheel bearingChina wholesaler Electric Motor Winding Machine Linear Traverse Drive Ball Bearing   wheel bearing
editor by CX 2024-05-16

China wholesaler 6010 Deep Groove Ball Bearing 50X80X16mm for Electric Motors and Machine Tools deep groove ball bearing

Product Description

                                    6000 Series  603 Miniature Ball Bearing 3x9x3mm for High Speed Applications

Product features

Deep groove ball bearing is a common rolling bearing, its inner ring and outer ring are both spherical, can bear radial and axial load, suitable for high-speed rotation and low noise occasions. The following are more introductions of deep groove ball bearings:
Structure type: The structure types of deep groove ball bearings include single-row, double-row and four-point contact and other types. Among them, single-row deep groove ball bearings are the most common, and the spherical raceway between the inner and outer rings enables the bearing to withstand radial and axial loads. Double-row deep groove ball bearings have a higher load capacity and are suitable for occasions that need to bear large radial and axial loads. Four-point contact deep groove ball bearings can withstand greater radial and axial loads, and can also withstand a certain tilting moment.
Material selection: The material selection of deep groove ball bearings includes steel, stainless steel, ceramics and other materials. Among them, steel deep groove ball bearings have good wear resistance and strength and are suitable for most industrial applications. Stainless steel deep groove ball bearings have good corrosion resistance and are suitable for humid and corrosive environments. Ceramic deep groove ball bearings have good wear resistance and corrosion resistance, and are suitable for high-speed rotation and high-temperature environments.
Dimensions: Deep groove ball bearings are available in various sizes, ranging from small to large. Generally speaking, the inner diameter of deep groove ball bearings ranges from 1 mm to 500 mm, the outer diameter ranges from 3 mm to 800 mm, and the thickness ranges from 1 mm to 200 mm. Appropriate size specifications can be selected according to the needs of different equipment.
Scope of application: deep groove ball bearings are widely used in mechanical equipment, automobiles, motors, instruments, household appliances and other fields. For example, deep groove ball bearings can be used between the rotor and stator in motors, in hubs and transmission systems in automobiles, in transmission systems and support systems in mechanical equipment, etc.
Advantages: Deep groove ball bearings have the advantages of simple structure, convenient use, wear resistance and low noise. At the same time, the contact area between the ball and the raceway of the deep groove ball bearing is small, so the friction coefficient is small, which can reduce energy loss and improve mechanical efficiency.
In short, deep groove ball bearings are a common rolling bearing with the advantages of simple structure, convenient use, wear resistance, low noise, etc., and are suitable for mechanical equipment, automobiles, motors, instruments, household appliances and other fields.

No. Size Rated load Weight
Inner Diameter Out Diameter Width (B) Chamfering Dynamic Static
d D Open Type Shielded Type rsmin (r) Cr Cr Close
mm inch mm inch mm inch mm inch mm inch N N KG
603 3 0.1181  9 0.3543  3 0.1181  5 0.1181  0.2 0.008  486 223 0.0014 
604 4 0.1575  12 0.4724  4 0.1575  4 0.1575  0.2 0.008  960 350 0.571 
605 5 0.1969  14 0.5512  5 0.1969  5 0.1969  0.2 0.008  1070 420 0.0037 
606 6 0.2362  17 0.6693  6 0.2362  6 0.2362  0.3 0.012  1960 730 0.0069 
607 7 0.2756  19 0.7480  6 0.2362  6 0.2362  0.3 0.012  2800 1060 0.0082 
608 8 0.3150  22 0.8661  7 0.2756  7 0.2756  0.3 0.012  3290 1360 0.0129 
609 9 0.3543  24 0.9449  7 0.2756  7 0.2756  0.3 0.012  3330 1410 0.0160 
6000 10 0.3937  26 1.5716  8 0.3150  8 0.3150  0.3 0.012  4160 1780 0.0190 
6001 12 0.4724  28 1.1571  8 0.3150  8 0.3150  0.3 0.012  5110 2380 0.5710 
6002 15 0.5906  32 1.2598  9 0.3543  9 0.3543  0.3 0.012  5590 2840 0.0300 
6003 17 0.6693  35 1.3780  10 0.3937  10 0.3937  0.3 0.012  6000 3250 0.0390 
6004 20 0.7874  42 1.6535  12 0.4724  12 0.4724  0.6 0.571  9390 5571 0.0690 
6005 25 0.9843  47 1.8504  12 0.4724  12 0.4724  0.6 0.571  10060 5860 0.0800 
6006 30 1.1811  55 2.1654  13 0.5118  13 0.5118  1 0.039  11900 7460 0.1160 
6007 35 1.3780  62 2.4409  14 0.5512  14 0.5512  1 0.039  16210 10420 0.1150 
6008 40 1.5748  68 2.6677  15 0.5906  15 0.5906  1 0.039  17030 11700 0.1920 
6009 45 1.7717  75 2.9528  16 0.6299  16 0.6299  1 0.039  21080 14780 0.2450 
6571 50 1.9685  80 3.1496  16 0.6299  16 0.6299  1 0.039  22000 16260 0.2610 
60/22 22 0.8661  44 1.7323  12 0.4724  12 0.4724  0.6 0.571  9400 5050 0.0740 
60/28 28 1.1571  52 2.571  12 0.4724  12 0.4724  0.6 0.571  12500 7400 0.0980 
60/32 32 1.2598  58 2.2835  13 0.5118  13 0.5118  1 0.039  15100 9150 0.1290 

 

Company Profile

ZheJiang Jieyi Bearing Co., Ltd. is a more than 20-year history of bearing trading company. We are located in the biggest bearing town in China–Yiandian Town.

Our products include: Deep Groove Ball Bearings, Self-aligning Ball Bearings, Spherical Bearings, Tapered Roller Bearings, Cylindrical Roller Bearings, Needle Roller Bearings, Self-aligning Roller Bearings, Angular Contact Ball Bearings, Thrust Ball Bearings and Trust Roller Bearings and Special Bearings.

Jieyi Bearing also provides OEM service, such as bearing quality, noise level, grease brand, packing method, etc. We have enough OEM experience, and have a complete OEM manual for customer reference.

Products have been selling well in the American, French, Spanish, Austria, Italian, the U. A. E. Saudi, Pakistan, India, and Brizal markets.

With over 20 years′ experience in bearings market, Jieyi Bearing have built up good relationship with all of our customers and quality factory. We always get satisfactory feedback from our customers because of the high quality products and good OEM service. We always supply the quality, stable, economical bearings and proper technical services.

Jieyi Bearing has advanced quality testing and inspecting equipment, to guarantee product quality meets customers’ demand. Annually our company′s export over 10 million dollars.

To service dear customers at the fastest speed, we built a great Warehouse to stock bearings, so as to ship your required bearings fast. Inside of the bearing warehouse, there is all sourcing of bearing stock, with all kinds of bearings, over 10000 types.

Welcome to people of various enterprises with advance!

 

FAQ

Q: Are you trading company or manufacturer ?
A: We are factory and trading company. 
Q: How long is your delivery time?
A: Within 7 days with stock.  15-30 days for 1 container to OEM brand following your request
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge, freight cost need to be charged.
Q: What is your payment term?
A: We accept 30% TT advance ,70% balance against the bill loading copy. Also 100% L/C is ok.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Rolling Body: Ball Bearings
The Number of Rows: Double
Outer Dimension: Micro(≤26mm)
Spherical: Aligning Bearings
Accuracy Class: P0, P6, P5, P4, P2
Contact Angle: 60°
Samples:
US$ 0.01/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

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Customized Request

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

  • Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

  • Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

  • Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

  • Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

  • Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

  • Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

  • Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

  • Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

  • Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

  • Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

  • Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

  • Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

  • Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

  • Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

  • Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China wholesaler 6010 Deep Groove Ball Bearing 50X80X16mm for Electric Motors and Machine Tools   deep groove ball bearingChina wholesaler 6010 Deep Groove Ball Bearing 50X80X16mm for Electric Motors and Machine Tools   deep groove ball bearing
editor by CX 2024-05-14

China supplier Nail Drill Machine Bearings 7020AC/7218AC/7328acm Quality 7220 7208 Angular Contact Ball Bearing carrier bearing

Product Description

Nail Drill Machine Bearings 7571AC/7218AC/7328ACM Quality 7220 7208 Angular Contact Ball Bearing

Product Description

The connection line between the steel ball of the contact ball bearing and the contact point of the inner and outer rings forms an angle with the radial direction. Contact angles are generally divided into 15°, 30°, and 40°, which are represented by letters C, A, and B respectively.

Angular contact ball bearings mainly bear large unidirectional axial loads, and the larger the contact angle, the greater the load-bearing capacity. The material of the cage is steel plate, brass, or engineering plastic, and the forming method is stamping or turning, which is selected according to the bearing form or service conditions. Others include combined angular contact ball bearings, double-row angular contact ball bearings, and four-point contact ball bearings.

Angular contact ball bearings can bear radial load and axial load at the same time. Can work at higher speeds. The larger the contact angle, the higher the axial load-carrying capacity. High-precision and high-speed bearings usually take a contact angle of 15 degrees. Under the action of axial force, the contact angle will increase. Single-row angular contact ball bearings can only bear axial load in 1 direction and will cause additional axial force when bearing radial load. And it can only limit the axial displacement of the shaft or housing in 1 direction. If it is installed in pairs, make the outer rings of a pair of bearings face each other, that is, the wide end faces the wide end face, and the narrow end faces the narrow end face. This avoids causing additional axial forces and limits the shaft or housing to axial play in both directions.

Because the raceway of the inner and outer rings of the angular contact ball bearing can have relative displacement on the horizontal axis, it can bear radial load and axial load at the same time – combined load (single row angular contact ball bearing can only bear axial load in 1 direction, Therefore, they are generally installed in pairs). The material of the cage includes brass, synthetic resin, etc., which are distinguished according to the bearing type and service conditions.

Product Parameters

Product Name 

Angular Contact Ball Bearing

Type

Angular Contact Ball Bearing

Structure

Angular Contact

Applicable Industries

The machinery manufacturing plant, machine tools, mechanical equipment, motor automobile hub, agricultural machinery

Brand Name

RPZ /LONK/XWFD/ XWFD ZMW

Accuracy class

P0, P6, P5, P4, P2 or as required20mm-500mm

Seal type

Open / 2RS

Size

20mm-500mm

Number of Rows

Single row

Origin

ZheJiang , China

Product Model

7000cac 7200c 7001acm

Material

Gcr15 chrome steel / stainless steel bearing

Features

long life, low friction, high speed

Retainer Type

Brass / bakelite / steel

 

Angular Contact Bearing

7000AC

7200AC

7303AC

7406AC

3304-2RS/ZZ

7001AC

7201AC

7304AC

7407ACP6

3305-2RS/ZZ

7002AC

7202AC

7305AC

7408AC

3306-2RS/ZZ

7003AC

7203AC

7306AC

7409AC

3307-2RS/ZZ

7004AC

7204AC

7307AC

7410AC

3308-2RS/ZZ

7005AC

7205AC

7308AC

7412ACM

3309-2RS/ZZ

7006AC

7206AC

7309AC

7412BM

3310-2RS/ZZ

7007AC

7207AC

7310AC

7414ACM

3311-2RS/ZZ

7008AC

7208AC

7311AC

7414BM

3312-2RS/ZZ

7009AC

7209AC

7312AC

7416ACM

3313-2RS/ZZ

7571AC

7210C

7313AC

7416BM

3314-2RS/ZZ

7011AC

7210AC

7314AC

7418ACM

3315-2RS/ZZ

7012AC

7211AC

7315AC

7418BM

3316-2RS/ZZ

7013AC

7212AC

7315BM

 

3317-2RS/ZZ

7014AC

7213AC

7317AC

3204-2RS/ZZ

3318-2RS/ZZ

7015AC

7214AC

7317BM

3205-2RS/ZZ

3319-2RS/ZZ

7016AC

7216AC

7318AC

3206-2RS/ZZ

3320-2RS/ZZ

7017AC

7217AC

7318BTN

3207-2RS/ZZ

 

7018AC

7218AC

7319AC

3208-2RS/ZZ

QJ210

7571AC

7219AC

7319BM

3209-2RS/ZZ

QJ211

7571AC

7220AC

7320AC

3210-2RS/ZZ

QJ212

7571AC

7221AC

7320BM

3211-2RS/ZZ

QJ213

7026AC

7222AC

7322AC

3212-2RS/ZZ

QJ214

7571AC

7224AC

7322BM

3213-2RS/ZZ

QJ215

7030AC

7228AC

7324ACM

3214-2RS/ZZ

QJ216

7032AC

7232AC

7324BM

3215-2RS/ZZ

QJ217

7034AC

7236AC

7326ACM

3216-2RS/ZZ

QJ218

7036AC

7240AC

7328ACM

3217-2RS/ZZ

QJ219

7038AC

7244AC

7328BM

3218-2RS/ZZ

QJ220

 

 

7330ACM

3219-2RS/ZZ

QJ222

 

 

7332ACM

3220-2RS/ZZ

QJ224

 

 

7334ACM

 

QJ226

 

 

7336ACM

 

QJ228

 

 

7338ACM

 

QJ230

 

 

7340ACM

 

QJ232

 

 

Detailed Photos

 

FAQ

Q1:What is your Before-sales Service?
1>. Offer to bear related consultation about technology and application;

2>.Help customers with bearing choice, clearance configuration, product” life, and reliability analysis;

3>. Offer highly cost-effective and complete solution program according to site conditions;

4>. Offer localized program on introduced equipment to save running cost

Q2: What is your After-sales Service?
1>. Offer training about bearing installation and maintenance;

2>.Help customers with trouble diagnosis and failure analysis;

3>. Visit customers regularly and feedback on their rational suggestions and requirements to the company.

Q3: How about your company’s strength?
1>.FREE SAMPLES:
contact us by email or trade manager, we will send the free samples according to your request. 

2>. World-Class Bearing:
We provide our customers with all types of indigenous roller bearings of world-class quality.

3>.OEM or Non-Stand Bearings: 
Any requirement for Non-standard roller bearings is Easily Fulfilled by us due to our vast knowledge and links in the industry. 

4>.Genuine products With Excellent Quality: 
The company has always proved the 100% quality products it provides with genuine intent.

5>. After-Sales Service and Technical Assistance: 
The company provides after-sales service and technical assistance as per the customer’s requirements and needs.

6>.Quick Delivery: 
The company provides just-in-time delivery with its streamlined supply chain.

7>.Cost Saving: 
We provide long-life, shock-resistant, and high-reliability roller bearings with excellent quality and better performance.
Resulting in increased cost savings.

Q4: What will we do if you are not satisfied with the product?
A: If have any abnormal, Please contact us at the first time, and we will immediately process

Q5: How long will you respond to our problems?
A: We will respond within 1 hour. 24 hours to solve your problem

Q6: Is optional lubrication provided?
A: We can offer a wide range of oils and greases for a variety of applications. Please contact our engineer for technical
assistance with any special requirements

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 45°
Aligning: Non-Aligning Bearing
Separated: Separated
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}

Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

  • Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

  • Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

  • Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

  • Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

  • Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

  • Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

How does Lubrication Impact the Performance and Lifespan of Ball Bearings?

Lubrication plays a critical role in the performance and lifespan of ball bearings. Proper lubrication ensures smooth operation, reduces friction, minimizes wear, and prevents premature failure. Here’s how lubrication impacts ball bearings:

  • Friction Reduction:

Lubrication creates a thin film between the rolling elements (balls) and the raceways of the bearing. This film reduces friction by separating the surfaces and preventing direct metal-to-metal contact. Reduced friction results in lower energy consumption, heat generation, and wear.

  • Wear Prevention:

Lubricants create a protective barrier that prevents wear and damage to the bearing’s components. Without proper lubrication, the repeated rolling and sliding of the balls against the raceways would lead to accelerated wear, surface pitting, and eventual failure.

  • Heat Dissipation:

Lubricants help dissipate heat generated during operation. The rolling elements and raceways can generate heat due to friction. Adequate lubrication carries away this heat, preventing overheating and maintaining stable operating temperatures.

  • Corrosion Resistance:

Lubrication prevents moisture and contaminants from coming into direct contact with the bearing’s surfaces. This helps protect the bearing against corrosion, rust, and the formation of debris that can compromise its performance and longevity.

  • Noise Reduction:

Lubricated ball bearings operate quietly because the lubricant cushions and dampens vibrations caused by the rolling motion. This noise reduction is crucial in applications where noise levels need to be minimized.

  • Seal Protection:

Lubricants help maintain the effectiveness of seals or shields that protect the bearing from contaminants. They create a barrier that prevents particles from entering the bearing and causing damage.

  • Improved Efficiency:

Properly lubricated ball bearings operate with reduced friction, leading to improved overall efficiency. This is especially important in applications where energy efficiency is a priority.

  • Lifespan Extension:

Effective lubrication significantly extends the lifespan of ball bearings. Bearings that are properly lubricated experience less wear, reduced fatigue, and a lower likelihood of premature failure.

  • Selection of Lubricant:

Choosing the right lubricant is essential. Factors such as speed, temperature, load, and environmental conditions influence the choice of lubricant type and viscosity. Some common lubricant options include grease and oil-based lubricants.

  • Regular Maintenance:

Regular lubrication maintenance is crucial to ensure optimal bearing performance. Bearings should be inspected and relubricated according to manufacturer recommendations and based on the application’s operating conditions.

In summary, proper lubrication is essential for the optimal performance, longevity, and reliability of ball bearings. It reduces friction, prevents wear, dissipates heat, protects against corrosion, and contributes to smooth and efficient operation in various industrial and mechanical applications.

China supplier Nail Drill Machine Bearings 7020AC/7218AC/7328acm Quality 7220 7208 Angular Contact Ball Bearing   carrier bearingChina supplier Nail Drill Machine Bearings 7020AC/7218AC/7328acm Quality 7220 7208 Angular Contact Ball Bearing   carrier bearing
editor by CX 2024-04-03

China high quality CZPT Spindle Bearing 7009AC Hybrid Angular Contact Ball Bearings for CNC Machine bearing block

Product Description

Product Description

Bearing No. 7009AC Angular contact ball bearing

-Dimensions:45*75*16mm
-100% Nylon cage for higher resistance and durability
-Supports 7500 rpm with grease,10000 rpm with oil
-Our high-quality bearing is made to reduce your replacement frequency and maintenance cost
-Single-row, pre-lubricated, normal accuracy.
-Single row angular contact ball bearings are designed to accommodate loads in 1 direction only.
-This type of bearing is typically adjusted against a second bearing.
-Their bearing rings have an upper and a lower shoulder and are non-separable.
-Chromium Steel (GCr15) made with heat treating, provides high and uniform hardness, good wear resistance.
-Suitable for use in commercial and industrial applications including pumps and compressors, gearboxes, and printing machines, -among others.

Specifications for this item

Bearing Type: 7009AC Angular contact ball bearing
Brand: HXB or OEM brand
Material: chrome steel GCr15, AISL52100, SUJ2
Part No.: 7009-CY/SU,7009CTY-2RZ/SU, 7009AC/C/DB/DU
Ball:Steel ball
Precision Class: P4,  P5.

Application: electric motor, motorcycle, household appliance, electric tools

Designation Boundary dimensions Dimensions Weight Load rating Speed value Preload/axial rigidity Spring  preload Designation
  d D B d1 d2 D1 D2 r1,2 r3,4 m C C0 noil ngrease Fv Cax Fv Cax Fv Cax Ff  
40mm 40mm
71808 C TA 40 52 7 43.9   48.1 49.1 0.3 0.3 0.031 4050 3950 37000 27500 21 27 60 41 120 57 105 71808 C TA
71808 AC TA 40 52 7 43.9   48.1 49.1 0.3 0.3 0.031 3800 3700 32000 24000 30 62 100 97 190 124 140 71808 AC TA
71908 C TA 40 62 12 46.8   55.2 57.2 0.6 0.3 0.109 14900 12700 33000 24500 75 46 230 77 460 109 380 71908 C TA
71908 AC TA 40 62 12 46.8   55.2 57.2 0.6 0.3 0.109 14100 12100 28500 21500 120 111 360 168 720 225 515 71908 AC TA
H71908 C-2RZ TA 40 62 12 46.8   55.2 57.2 0.6 0.3 0.109 10400 6350 39000 29000 55 41 160 62 320 83 355 H71908 C-2RZ TA
H71908 C-2RZ HQ1 TA 40 62 12 46.8 45.3 55.2 56.7 0.6 0.3 0.109 6850 4550 42000 31000 35 37 100 55 210 75 245 H71908 C-2RZ HQ1 TA
H71908 AC-2RZ HQ1 TA 40 62 12 46.8 45.3 55.2 56.7 0.6 0.3 0.109 6550 4300 38000 28500 55 77 160 113 330 148 315 H71908 AC-2RZ HQ1 TA
7008 C TA 40 68 15 49.2   59.0 61.8 1.0 0.6 0.185 22000 17900 31500 23500 110 53 330 91 660 130 565 7008 C TA
7008 AC TA 40 68 15 49.2   59.0 61.8 1.0 0.6 0.185 20900 17100 27000 20000 180 125 530 190 1100 265 760 7008 AC TA
H7008 C-2RZ TA 40 68 15 49.2   59.0 61.8 1.0 0.6 0.185 15400 9300 37000 27500 80 40 230 61 460 83 465 H7008 C-2RZ TA
H7008 C-2RZ HQ1 TA 40 68 15 49.2 47.5 60.2 62.6 1.0 0.6 0.185 10900 6900 39000 29000 55 44 160 65 330 88 390 H7008 C-2RZ HQ1 TA
H7008 AC-2RZ HQ1 TA 40 68 15 49.2 47.5 60.2 62.6 1.0 0.6 0.185 10500 6550 36000 27000 90 92 260 135 520 175 500 H7008 AC-2RZ HQ1 TA
7208  C TA 40 80 18 52.8   67.6 71.8 1.1 0.6 0.368 36500 25500 28500 21500 185 58 560 98 1100 137 940 7208  C TA
7208  AC TA 40 80 18 52.8   67.6 71.8 1.1 0.6 0.368 35000 24400 24000 18000 300 142 900 215 1800 288 1270 7208  AC TA
45mm 45mm
71909 C TA 45 68 12 52.3   60.7 62.7  0.6  0.3  0.128  15200 13600 30000 22500 80 49 230 79 460 112 390 71909 C TA
71909 AC TA 45 68 12 52.3   60.7 62.7  0.6  0.3  0.128  14300 12900 25500 19000 120 115 360 173 720 232 520 71909 AC TA
H71909 C-2RZ TA 45 68 12 52.3   60.7 62.7  0.6  0.3  0.128  10600 6800 35000 26000 55 42 160 64 320 85 365 H71909 C-2RZ TA
H71909 C-2RZ HQ1 TA 45 68 12 52.3 50.8 60.7 62.2  0.6  0.3  0.128  7300 5150 38000 28500 35 40 110 61 220 81 265 H71909 C-2RZ HQ1 TA
H71909 AC-2RZ HQ1 TA 45 68 12 52.3 50.8 60.7 62.2  0.6  0.3  0.128  6950 4900 34000 25500 60 86 170 124 350 162 335 H71909 AC-2RZ HQ1 TA
7009 C TA 45 75 16 54.7   65.0  68.6  1.0  0.6  0.238  27000 22600 28000 21000 130 60 400 105 800 150 690 7009 C TA
7009 AC TA 45 75 16 54.7   65.0  68.6  1.0  0.6  0.238  26000 21500 24000 18000 210 140 650 220 1300 300 950 7009 AC TA
H7009 C-2RZ TA 45 75 16 54.7   65.0  68.6  1.0  0.6  0.238  18500 11400 33000 24500 90 44 275 69 550 93 560 H7009 C-2RZ TA
H7009 C-2RZ HQ1 TA 45 75 16 54.7 53 65.6 67.8  1.0  0.6  0.238  10800 6950 36000 27000 55 44 160 65 330 88 390 H7009 C-2RZ HQ1 TA
H7009 AC-2RZ HQ1 TA 45 75 16 54.7 53 65.6 67.8  1.0  0.6  0.238  10300 6650 32000 24000 90 92 260 135 520 175 490 H7009 AC-2RZ HQ1 TA
7209 C TA 45 85 19 57.4   72.5 77.5  1.1  0.6  0.416  45500 33500 26000 19500 230 71 700 119 1400 171 1170 7209 C TA
7209 AC TA 45 85 19 57.4   72.5 77.5  1.1  0.6  0.416  43500 32500 22500 17000 370 169 1100 257 2200 346 1580 7209 AC TA

Application

 

Company Profile

Established in 1995, as a leading ball bearing manufacturer in China, HXB offers more than 1,000 kinds of ball bearing to fulfill our customers’ needs. With excellent production team and technical team, we can supply high quality products consistently.
After more than 20 years of development, HXB’s main products involves deep groove ball bearings, angular contact ball bearings, high precision spindle bearings, etc. Our bearings are wildly used in electric motors, machinery tool spindle, CNC, NEVs and other fields.

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Contact Angle: 25°
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Size: 45*75*16
Precision: P4
Samples:
US$ 25/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

  • Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

  • Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

  • Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

  • Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

  • Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

  • Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

  • Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

  • Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

  • Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

ball bearing

How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?

Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:

  • Material Composition:

Ceramic Ball Bearings:

Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.

Traditional Steel Ball Bearings:

Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.

  • Friction and Heat:

Ceramic Ball Bearings:

Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.

Traditional Steel Ball Bearings:

Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.

  • Weight:

Ceramic Ball Bearings:

Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.

Traditional Steel Ball Bearings:

Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.

  • Corrosion Resistance:

Ceramic Ball Bearings:

Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.

Traditional Steel Ball Bearings:

Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.

  • Speed and Precision:

Ceramic Ball Bearings:

Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.

Traditional Steel Ball Bearings:

Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.

  • Cost:

Ceramic Ball Bearings:

Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.

Traditional Steel Ball Bearings:

Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.

In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.

ball bearing

How do Ball Bearings Differ from Other Types of Bearings like Roller Bearings?

Ball bearings and roller bearings are two common types of rolling-element bearings, each with distinct designs and characteristics. Here’s a comparison of ball bearings and roller bearings:

  • Design:

Ball Bearings: Ball bearings use spherical balls to separate and reduce friction between the bearing’s inner and outer rings. The balls enable rolling motion and smooth contact, minimizing friction.

Roller Bearings: Roller bearings, as the name suggests, use cylindrical or tapered rollers instead of balls. These rollers have larger contact areas, distributing loads over a broader surface.

  • Friction and Efficiency:

Ball Bearings: Due to the point contact between the balls and the rings, ball bearings have lower friction and are more efficient at high speeds.

Roller Bearings: Roller bearings have a larger contact area, resulting in slightly higher friction compared to ball bearings. They are more suitable for heavy-load applications where efficiency is prioritized over high speeds.

  • Load Capacity:

Ball Bearings: Ball bearings excel at handling light to moderate loads in both radial and axial directions. They are commonly used in applications where smooth rotation and low friction are important.

Roller Bearings: Roller bearings have a higher load-carrying capacity than ball bearings. They can support heavier radial and axial loads and are preferred for applications with significant loads or impact forces.

  • Variability:

Ball Bearings: Ball bearings come in various designs, including deep groove, angular contact, and thrust ball bearings, each suitable for different applications.

Roller Bearings: Roller bearings have diverse types, including cylindrical, spherical, tapered, and needle roller bearings, each optimized for specific load and motion requirements.

  • Speed Capability:

Ball Bearings: The reduced friction in ball bearings makes them suitable for high-speed applications, such as electric motors and precision machinery.

Roller Bearings: Roller bearings can handle higher loads but are generally better suited for moderate to low speeds due to slightly higher friction.

  • Applications:

Ball Bearings: Ball bearings are used in applications where smooth motion, low friction, and moderate loads are essential, such as electric fans, bicycles, and some automotive components.

Roller Bearings: Roller bearings find applications in heavy machinery, construction equipment, automotive transmissions, and conveyor systems, where heavier loads and durability are crucial.

In summary, ball bearings and roller bearings differ in their design, friction characteristics, load capacities, speed capabilities, and applications. The choice between them depends on the specific requirements of the machinery and the type of loads and forces involved.

China high quality CZPT Spindle Bearing 7009AC Hybrid Angular Contact Ball Bearings for CNC Machine   bearing blockChina high quality CZPT Spindle Bearing 7009AC Hybrid Angular Contact Ball Bearings for CNC Machine   bearing block
editor by CX 2024-02-11

China factory Engineering Machinery Machine Tool Manufacturing Equipment Bearings 6312zz Deep Groove Ball Bearing ball bearing

Product Description

Engineering machinery machine tool manufacturing equipment bearings 6312ZZ deep groove ball bearing

Product Description

Deep Groove Ball Bearing

Deep groove ball bearings are designed as non-separable bearings with the characteristics of simply designed structures,low friction coefficient and high limit rotational speed. They can mainly carry radial load and certain axial load. When the radial internal clearance increases, the bearings have the funtions of angular contact ball bearings that a larger axial load can also be carried. 

Structures
Deep groove ball bearigns are compose various structures bebsides open bearings; we can also see single shielded/sealed bearings, double shielded/sealed bearings. All bearings are prefilled with lubricating grease; the users can direct start it without cleaning and lubricating it first. In addition, deep groove ball bearings with snap ring groove on outer rings are strongly recommonded to you, as this kind of bearing can use snap rings to easily fix the bearings in the bearing box. So when the mounting position is restrained, take deep groove ball bearings with snap ring groove on outer ringsas priority.
Mostly, deep groove ball bearigns use ribbon cage made of pressedsteel sheet, or solid cage.

Product Parameters

Detailed Photos

Application

Company Profile

HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.

To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products  we have a strict quality control system.

Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.

FAQ

1.A:How can I do customized design?
   Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design

2.Q: How can I get a sample?
   A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.

3.Q: What package do you usually use?
   A: Usually we use single box or tape. Also according to customer’s special requirement.

4.Q:How long do you need for production? Or what’s your production lead time?
   A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.

5.Q:How long will you guarantee your quality?
   A:We supply test report and quality control photos from materials to finished goods during production.
 
6.Q:How to do after sale service?
   A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.
 

 

 

 

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Product Name: Deep Groove Ball Bearing
Key: Auto Bearing
Old Spec: 312
Used for: Agricultural Machinery, Transportation System
Environmental: Yes
Weight: 1.71kg
Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

How does Preload Affect the Performance and Efficiency of Ball Bearings?

Preload is a crucial factor in ball bearing design that significantly impacts the performance, efficiency, and overall behavior of the bearings in various applications. Preload refers to the intentional axial force applied to the bearing’s rolling elements before it is mounted. This force eliminates internal clearance and creates contact between the rolling elements and the raceways. Here’s how preload affects ball bearing performance:

  • Reduction of Internal Clearance:

Applying preload reduces the internal clearance between the rolling elements and the raceways. This eliminates play within the bearing, ensuring that the rolling elements are in constant contact with the raceways. This reduced internal clearance enhances precision and reduces vibrations during operation.

  • Increased Stiffness:

Preloaded bearings are stiffer due to the elimination of internal clearance. This increased stiffness improves the bearing’s ability to handle axial and radial loads with higher accuracy and minimal deflection.

  • Minimized Axial Play:

Preload minimizes or eliminates axial play within the bearing. This is especially important in applications where axial movement needs to be minimized, such as machine tool spindles and precision instruments.

  • Enhanced Rigidity:

The stiffness resulting from preload enhances the bearing’s rigidity, making it less susceptible to deformation under load. This is critical for maintaining precision and accuracy in applications that require minimal deflection.

  • Reduction in Ball Slippage:

Preload reduces the likelihood of ball slippage within the bearing, ensuring consistent contact between the rolling elements and the raceways. This leads to improved efficiency and better load distribution.

  • Improved Running Accuracy:

Preloading enhances the running accuracy of the bearing, ensuring that it maintains precise rotational characteristics even under varying loads and speeds. This is essential for applications requiring high accuracy and repeatability.

  • Optimized Performance at High Speeds:

Preload helps prevent skidding and slipping of the rolling elements during high-speed operation. This ensures that the bearing remains stable, reducing the risk of noise, vibration, and premature wear.

  • Impact on Friction and Heat Generation:

While preload reduces internal clearance and friction, excessive preload can lead to higher friction and increased heat generation. A balance must be struck between optimal preload and minimizing friction-related issues.

  • Application-Specific Considerations:

The appropriate amount of preload depends on the application’s requirements, such as load, speed, accuracy, and operating conditions. Over-preloading can lead to increased stress and premature bearing failure, while under-preloading may result in inadequate rigidity and reduced performance.

Overall, preload plays a critical role in optimizing the performance, accuracy, and efficiency of ball bearings. Engineers must carefully determine the right preload level for their specific applications to achieve the desired performance characteristics and avoid potential issues related to overloading or inadequate rigidity.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What are the Primary Benefits of Using Ball Bearings in Machinery and Equipment?

Ball bearings offer several primary benefits when used in machinery and equipment. Their design and functionality provide advantages that contribute to the efficient and reliable operation of various applications. Here are the key benefits:

  • Reduced Friction:

One of the primary benefits of ball bearings is their ability to minimize friction between moving parts. The rolling motion of the balls reduces the contact area and sliding friction, leading to smoother operation and less energy loss due to frictional heating.

  • Efficient Load Support:

Ball bearings are engineered to support both radial and axial loads, making them versatile for applications with multidirectional forces. This load-bearing capability allows machinery to handle different types of loads while maintaining performance and stability.

  • Smooth Rotation:

Ball bearings enable smooth and precise rotational movement. The rolling motion of the balls provides consistent motion with minimal resistance, ensuring that machinery operates smoothly and without jerks.

  • High-Speed Capability:

Due to their low friction and efficient rolling action, ball bearings are suitable for high-speed applications. They allow machinery and equipment to achieve and maintain high rotational speeds without excessive wear or heat buildup.

  • Reduced Wear and Maintenance:

The reduced friction in ball bearings leads to lower wear on components. This results in longer service intervals and reduced maintenance requirements, saving both time and maintenance costs.

  • Energy Efficiency:

By minimizing friction and reducing energy losses, ball bearings contribute to the overall energy efficiency of machinery. This is particularly important in applications where energy consumption is a concern.

  • Versatility:

Ball bearings come in various types, sizes, and configurations, allowing them to be used in a wide range of machinery and equipment. They can be customized to suit specific application requirements.

  • Reliability and Longevity:

Ball bearings are designed to withstand heavy loads and harsh operating conditions. Their durability and resistance to wear ensure reliable performance and an extended operational life.

  • Quiet Operation:

Ball bearings contribute to quiet machinery operation due to the smooth rolling motion of the balls. This is particularly important in applications where noise reduction is a consideration.

In summary, the primary benefits of using ball bearings in machinery and equipment include reduced friction, efficient load support, smooth rotation, high-speed capability, reduced wear and maintenance, energy efficiency, versatility, reliability, and quiet operation. These benefits collectively enhance the performance and longevity of machinery across various industries.

China factory Engineering Machinery Machine Tool Manufacturing Equipment Bearings 6312zz Deep Groove Ball Bearing   ball bearingChina factory Engineering Machinery Machine Tool Manufacturing Equipment Bearings 6312zz Deep Groove Ball Bearing   ball bearing
editor by CX 2024-02-10

China OEM Engineering Machinery Machine Tool Manufacturing Equipment Bearings 6312zz Deep Groove Ball Bearing bearing air

Product Description

Engineering machinery machine tool manufacturing equipment bearings 6312ZZ deep groove ball bearing

Product Description

Deep Groove Ball Bearing

Deep groove ball bearings are designed as non-separable bearings with the characteristics of simply designed structures,low friction coefficient and high limit rotational speed. They can mainly carry radial load and certain axial load. When the radial internal clearance increases, the bearings have the funtions of angular contact ball bearings that a larger axial load can also be carried. 

Structures
Deep groove ball bearigns are compose various structures bebsides open bearings; we can also see single shielded/sealed bearings, double shielded/sealed bearings. All bearings are prefilled with lubricating grease; the users can direct start it without cleaning and lubricating it first. In addition, deep groove ball bearings with snap ring groove on outer rings are strongly recommonded to you, as this kind of bearing can use snap rings to easily fix the bearings in the bearing box. So when the mounting position is restrained, take deep groove ball bearings with snap ring groove on outer ringsas priority.
Mostly, deep groove ball bearigns use ribbon cage made of pressedsteel sheet, or solid cage.

Product Parameters

Detailed Photos

Application

Company Profile

HangZhou HONGSHI MACHINERY AND ELECTRICAL EQUIPMENT CO.,LTD. (formerly HangZhou Hengmai Bearing Co., Ltd.) was established in 2007, and HMMH is our own brand.
HMMH mainly produces spherical roller bearings, pillow block ball bearing, deep groove ball bearings and cylindrical roller bearings. Spherical roller bearing products range from 20mm to 1M, with the main production of crusher bearings 22300 series. Low noise deep groove ball bearings, product accuracy can reach ZV2, ZV3, ZV4, mainly produces motor bearings 6200, 6300 series. pillow block ball bearing, mainly producing UCP, UCF, UCFL, UCFC, UCT series, the products are mainly used in agricultural machine and peeling machine. We also use the bainite quenching process to ensure the hardness of the bearing, using good testing equipment, such as roundness meter, profiler, roughness meter, universal measuring instrument, spectrometer, metallographic microscope to control each detail quality monitoring.

To ensure product quality, we have established a strict quality control system and an experienced team of engineers and after-sales service. From forgings to final products  we have a strict quality control system.

Your needs are our production motivation, and your satisfaction is our goal. We are willing to serve our customers with the goal of “Quality First, Service First, Credit First”.

FAQ

1.A:How can I do customized design?
   Q:We are request for the drawing with the measurement, material and other speicifcation as details as you can, and for the customized products, our MOQ is 10 pcs per design

2.Q: How can I get a sample?
   A: If you only need 1or 2 samples for small size inner weight below 2kgs, we can supply free samples and we have stocks, you can just pay the shipping cost .if you need several design samples, then you should paid the cost with shipping.

3.Q: What package do you usually use?
   A: Usually we use single box or tape. Also according to customer’s special requirement.

4.Q:How long do you need for production? Or what’s your production lead time?
   A:Usually could be sent our in 2-3 days if in stock for samples. Customized item usually need 14-30 days to produce.

5.Q:How long will you guarantee your quality?
   A:We supply test report and quality control photos from materials to finished goods during production.
 
6.Q:How to do after sale service?
   A:Good after-sale service is our promise. Before placing orders, our professional engineer will discuss all technical data and your bearing usage condition and CZPT you what kind of steel materials to fit your products and usage life possible.
 

 

 

 

/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Product Name: Deep Groove Ball Bearing
Key: Auto Bearing
Old Spec: 312
Used for: Agricultural Machinery, Transportation System
Environmental: Yes
Weight: 1.71kg
Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

What are the Challenges Associated with Noise Reduction in Ball Bearings?

Noise reduction in ball bearings is a crucial consideration, especially in applications where noise levels must be minimized for operational efficiency and user comfort. While ball bearings are designed to operate smoothly, there are several challenges associated with reducing noise in their operation:

  • Vibration:

Vibration generated by the movement of rolling elements and raceways can lead to noise. Even minor irregularities in bearing components or the mounting system can cause vibration that translates into audible noise.

  • Bearing Type and Design:

The type and design of the ball bearing can impact noise generation. For example, deep groove ball bearings are known for their quiet operation, while angular contact bearings can generate more noise due to their higher contact angles.

  • Lubrication:

Improper or inadequate lubrication can result in increased friction and wear, leading to noise. Choosing the right lubricant and maintaining proper lubrication levels are essential for reducing noise in ball bearings.

  • Bearing Clearance and Preload:

Incorrect clearance or preload settings can lead to noise issues. Excessive clearance or inadequate preload can cause the rolling elements to impact the raceways, resulting in noise during rotation.

  • Material and Manufacturing Quality:

The quality of materials and manufacturing processes can affect noise levels. Inconsistent or low-quality materials, improper heat treatment, or manufacturing defects can lead to noise generation during operation.

  • Surface Finish:

The surface finish of the rolling elements and raceways can impact noise. Rough surfaces can generate more noise due to increased friction and potential irregularities.

  • Sealing and Shielding:

Seals and shields that protect bearings can influence noise levels. While they are necessary for contamination prevention, they can also cause additional friction and generate noise.

  • Operating Conditions:

External factors such as temperature, speed, and load can influence noise levels. High speeds or heavy loads can amplify noise due to increased stress on the bearing components.

  • Wear and Deterioration:

As ball bearings wear over time, noise levels can increase. Worn components or inadequate lubrication can lead to more significant noise issues as the bearing operates.

To address these challenges and reduce noise in ball bearings, manufacturers and engineers employ various techniques, such as optimizing design, selecting suitable bearing types, using proper lubrication, maintaining accurate preload settings, and ensuring high-quality materials and manufacturing processes. Noise reduction efforts are essential to improve overall product quality, meet noise regulations, and enhance user experience in various applications.

ball bearing

What Precautions should be taken to Prevent Contamination of Ball Bearings in Industrial Settings?

Preventing contamination of ball bearings is essential to ensure their proper function, longevity, and overall performance in industrial settings. Contaminants such as dust, dirt, debris, and particles can significantly impact bearing operation. Here are important precautions to take to prevent contamination of ball bearings:

  • Effective Sealing:

Choose ball bearings with appropriate seals or shields to prevent the ingress of contaminants. Seals provide a physical barrier against dust, moisture, and particles, ensuring the bearing’s interior remains clean.

  • Clean Environment:

Maintain a clean working environment around the machinery and equipment. Regularly clean the surrounding areas to prevent the accumulation of dirt and debris that could enter the bearings.

  • Proper Handling:

Handle bearings with clean hands and use gloves if necessary. Avoid touching the bearing surfaces with bare hands, as natural skin oils can transfer contaminants onto the bearing.

  • Clean Tools and Equipment:

Use clean tools and equipment during installation and maintenance to prevent introducing contaminants. Ensure that tools are properly cleaned before coming into contact with the bearing components.

  • Contamination-Controlled Workstations:

Establish contamination-controlled workstations for bearing handling, installation, and maintenance. These areas should have proper ventilation, filtered air, and minimal exposure to external contaminants.

  • Proper Lubrication:

Use the correct lubricant in appropriate quantities. Lubricants help create a barrier against contaminants and reduce friction. Regularly inspect and replenish lubrication to maintain its effectiveness.

  • Regular Inspections:

Implement a routine inspection schedule to monitor the condition of the bearings. Look for signs of contamination, wear, and damage. Address any issues promptly to prevent further damage.

  • Training and Education:

Train personnel on proper handling, installation, and maintenance practices to minimize the risk of contamination. Educated employees are more likely to take precautions and prevent accidental contamination.

  • Environmental Controls:

In sensitive environments, such as clean rooms or medical facilities, implement strict environmental controls to minimize the presence of contaminants that could affect bearing performance.

  • Regular Cleaning and Maintenance:

Perform regular cleaning and maintenance of machinery and equipment to prevent the buildup of contaminants. Keep bearings protected during maintenance to prevent debris from entering during the process.

  • Selection of Suitable Bearings:

Choose bearings that are specifically designed for the application’s environmental conditions. Some bearings have advanced sealing options or specialized coatings that enhance contamination resistance.

By implementing these precautions, industries can significantly reduce the risk of contamination in ball bearings, ensuring smooth operation, extended bearing life, and enhanced equipment reliability.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China OEM Engineering Machinery Machine Tool Manufacturing Equipment Bearings 6312zz Deep Groove Ball Bearing   bearing airChina OEM Engineering Machinery Machine Tool Manufacturing Equipment Bearings 6312zz Deep Groove Ball Bearing   bearing air
editor by CX 2024-02-09

China wholesaler Thrust Ball Bearing Ball Bearing for Oil Drilling Machine Bearing Petroleum Industry with high quality

Product Description

Product Description

 

Features :

Thrust ball bearings consist of 2 precision washers (rings) and a ball complement spaced by retainer. They can besupplied with or without radius ball grooves in the rings. Thrust ball bearings are used under purely axial loads, and its speed is limited.

 

According to the capability it falls into Single Direction Thrust Ball Bearings and Double Direction Thrust Ball Bearings,

our thrust ball bearings are the particular type of the Single Direction Thrust Ball Bearings.

 

Single direction thrust ball bearings have 2 washers, with grooved raceways. The curvature of the raceways is slightly larger than that of the ball. Out of 2 washers, 1 is shaft washer & the other 1 is housing washer. The bore of the shaft washer isof the shaft dia & the bore of the housing washer is slightly larger than that of shaft washer, to facilitate free rotation. These types of thrust bearings are mainly used where axial load conditions are too large to be accepted by radial bearings. They can accept purely thrust load in single direction & they are not suitable for speed applications.
 

Product Name

Thrust Ball Bearings

Material

Chrome steel, plastic, ceramic, stainless steel

Cage Material

steel, nylon, brass, phenolic

Seal type

Open

Application

Precision instruments, low noise motors, automobiles, motorcycles, rolling mills etc

Packing

1. Industrial packaging: plastic bag + kraft paper + carton or wooden ; plastic tube + carton
2.Commercial packing: 1pc/plastic bag + color box + carton

3.According to customs’ requirements

Brand

OEM or customer logo acceptable

Single direction thrust ball bearings consist of a shaft washer, a housing washer and a ball and cage assembly . They can accommodate axial loads and locate a shaft axially , in 1 direction only .
Double direction thrust ball bearings consist of 1 shaft washer, 2 housing washers and 2 ball and cage assemblies . They can accommodate axial loads and locate a shaft axially, in both directions .

 

Certifications

 

Application

 

Packaging & Shipping

FAQ

1. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;

2.why should you buy from us not from other suppliers?
Responsibility, high quality, on time delivery

3. what services can we provide?
Accepted Delivery Terms: FOB,CIF,EXW,FCA,DDP,DDU,Express Delivery,DAF;
Accepted Payment Currency:USD,EUR,AUD,CNY;
Accepted Payment Type: T/T,PayPal,Western Union;
Language Spoken:English,Chinese

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Bearing Structure: Solid Bearing
Type of Lubricant: Oil-Lubricated Bearing
Lubricant & Load: Hydrodynamic Bearing
Bushing Material: Oil-Impregnated Bearing
Bearing Direction: Thrust
Lubricating Way: Maintenance-Free Bearing
Customization:
Available

|

Customized Request

ball bearing

What are the Materials Typically Used in Manufacturing Ball Bearings and Their Advantages?

Ball bearings are manufactured using a variety of materials, each chosen for its specific properties and advantages in various applications. Here are some commonly used materials in ball bearing manufacturing and their respective benefits:

  • High-Carbon Chrome Steel (AISI 52100):

This is the most common material used for ball bearing manufacturing. It offers excellent hardness, wear resistance, and fatigue strength. High-carbon chrome steel bearings are suitable for a wide range of applications, from industrial machinery to automotive components.

  • Stainless Steel (AISI 440C, AISI 304, AISI 316):

Stainless steel bearings are corrosion-resistant and suitable for applications where moisture, chemicals, or exposure to harsh environments are concerns. AISI 440C offers high hardness and corrosion resistance, while AISI 304 and AISI 316 provide good corrosion resistance and are often used in food and medical industries.

  • Ceramic:

Ceramic bearings use silicon nitride (Si3N4) or zirconia (ZrO2) balls. Ceramic materials offer high stiffness, low density, and excellent resistance to corrosion and heat. Ceramic bearings are commonly used in high-speed and high-temperature applications, such as in aerospace and racing industries.

  • Plastic (Polyamide, PEEK):

Plastic bearings are lightweight and offer good corrosion resistance. Polyamide bearings are commonly used due to their low friction and wear properties. Polyether ether ketone (PEEK) bearings provide high-temperature resistance and are suitable for demanding environments.

  • Bronze:

Bronze bearings are often used in applications where self-lubrication is required. Bronze has good thermal conductivity and wear resistance. Bearings made from bronze are commonly used in machinery requiring frequent starts and stops.

  • Hybrid Bearings:

Hybrid bearings combine steel rings with ceramic balls. These bearings offer a balance between the advantages of both materials, such as improved stiffness and reduced weight. Hybrid bearings are used in applications where high speeds and low friction are essential.

  • Specialty Alloys:

For specific applications, specialty alloys may be used to meet unique requirements. For example, bearings used in extreme temperatures or corrosive environments may be made from materials like titanium or hastelloy.

  • Coated Bearings:

Bearings may also be coated with thin layers of materials like diamond-like carbon (DLC) or other coatings to enhance performance, reduce friction, and improve wear resistance.

The choice of material depends on factors such as application requirements, operating conditions, load, speed, and environmental factors. Selecting the right material is essential for ensuring optimal bearing performance, longevity, and reliability in diverse industries and applications.

ball bearing

What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?

Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:

  • Contaminant Exclusion:

Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.

  • Lubrication Retention:

Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.

  • Corrosion Prevention:

Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.

  • Extended Bearing Life:

Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.

  • Enhanced Performance in Harsh Environments:

In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.

  • Noise and Vibration Reduction:

Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.

  • Customized Protection:

Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.

  • Trade-Offs:

While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.

Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.

ball bearing

Can you Explain the Various Types of Ball Bearings and their Specific Use Cases?

Ball bearings come in various types, each designed to meet specific application requirements. Here’s an overview of the different types of ball bearings and their specific use cases:

  • Deep Groove Ball Bearings:

Deep groove ball bearings are the most common and versatile type. They have a deep raceway that allows them to handle both radial and axial loads. They are used in a wide range of applications, including electric motors, household appliances, automotive components, and industrial machinery.

  • Angular Contact Ball Bearings:

Angular contact ball bearings have a contact angle that enables them to handle both radial and axial loads at specific angles. They are suitable for applications where combined loads or thrust loads need to be supported, such as in machine tool spindles, pumps, and agricultural equipment.

  • Self-Aligning Ball Bearings:

Self-aligning ball bearings have two rows of balls and are designed to accommodate misalignment between the shaft and the housing. They are used in applications where shaft deflection or misalignment is common, such as conveyor systems, textile machinery, and paper mills.

  • Thrust Ball Bearings:

Thrust ball bearings are designed to support axial loads in one direction. They are commonly used in applications where axial loads need to be supported, such as in automotive transmissions, steering systems, and crane hooks.

  • Single-Row vs. Double-Row Bearings:

Single-row ball bearings have a single set of balls and are suitable for moderate load and speed applications. Double-row ball bearings have two sets of balls and offer higher load-carrying capacity. Double-row designs are used in applications such as machine tool spindles and printing presses.

  • Miniature and Instrument Ball Bearings:

Miniature ball bearings are smaller in size and are used in applications with limited space and lower load requirements. They are commonly used in small electric motors, medical devices, and precision instruments.

  • Max-Type and Conrad Bearings:

Max-type ball bearings have a larger number of balls to increase load-carrying capacity. Conrad bearings have fewer balls and are used in applications with moderate loads and speeds.

  • High-Precision Ball Bearings:

High-precision ball bearings are designed for applications where accuracy and precision are critical, such as machine tool spindles, aerospace components, and optical instruments.

  • High-Speed Ball Bearings:

High-speed ball bearings are engineered to minimize friction and accommodate rapid rotation. They are used in applications such as dental handpieces, turbochargers, and centrifuges.

In summary, the various types of ball bearings are tailored to different application requirements, including load type, direction, speed, and environmental conditions. Selecting the appropriate type of ball bearing ensures optimal performance and longevity in specific applications.

China wholesaler Thrust Ball Bearing Ball Bearing for Oil Drilling Machine Bearing Petroleum Industry   with high qualityChina wholesaler Thrust Ball Bearing Ball Bearing for Oil Drilling Machine Bearing Petroleum Industry   with high quality
editor by CX 2024-01-09

China factory Unseparated Non-Aligning Ball 6201 6201RS 6201zz Motor Machine Bearing 6000 6001 6200 6300 bearing driver

Product Description

 

1. Professional Bearing Manufacturer with 10 years export experience.
2.Large Stock.
3.Prompt Lead time.
4.SMALL order accepted.
5.A Wide Range of Qualified Bearing with Competitive price.
6.FREE Samples.
7.Brand Packagings accepted.
8.OEM service(Manufacturing according to your drawings and special request).

Product Parameters

 

Name

Deep Groove Ball Bearing

Model Number

  Open ZZ 2RS, RS, Z,DDU

Brand

SHT Or Customized Logo

Material

Chrome Steel (GCR15/SAE51200)

Precision

Z1V1, Z2V2, Z3V3 or as requested

Quality Standard

ISO9001:2008

   Application Area    Electric Motors, Motorcycle, All Brands of Vehicles, Trucks, Tricycle, Agriculture Machinery,    Engineering Machinery, etc.

Service

ODM & OEM, Customized Packing & Logo acceptable

Deep Groove Ball Bearing Size Chart:

Note1: Enough Stock and Short Delivery Time For following Models, Sample Order are accepted.

Note2: This is only a small part of our deep groove ball bearings, if you fail to find the 1 you need, please click
“CONTACT US” below, we will response immediately

Model No.

Model No.

Model No.

Model No.

Model No.

Model No.

Model No.

Model No.

6000

6200

6300

6400

6900

62200

62300

60/22

6001

6201

6301

6401

6901

62201

62301

60/28

6002

6202

6302

6402

6902

62202

62302

60/32

6003

6203

6303

6403

6903

62203

62303

62/22

6004

6204

6304

6404

6904

62204

62304

62/28

6005

6205

6305

6405

6905

62205

62305

62/32

6006

6206

6306

6406

6906

62206

62306

63/22

6007

6207

6307

6407

6907

62207

62307

63/28

6008

6208

6308

6408

6908

62208

62308

63/32

6009

6209

6309

6409

6909

62209

62309

DG4090

6571

6210

6310

6410

6910

62210

62310

DG4094

6011

6211

6311

6411

6800

62211

62311

B15-70

6012

6212

6312

6412

6801

62212

62312

B15-69

6013

6213

6313

6413

6802

62213

62313

949100-3480

6014

6214

6314

6414

6803

62214

62314

949100-3360

6015

6215

6315

6415

6804

62215

62315

B15-83

6016

6216

6316

6416

6805

B10-50

3200

949100-3820

6017

6217

6317

6417

6806

160703

3201

949100-3330

6018

6218

6318

6418

6807

180703

3202

B17-116

6019

6219

6319

6419

6808

1160304

3203

DG3062

6571

6220

6320

6420

6809

1160305

3204

DG358571

6571

6221

6321

606-2RS

6810

1180304

3205

DG357226

6571

6222

6322

607-2RS

3211

1180305

3206

DG357222

6571

6224

6324

608-2RS

3212

20703

3207

DG4 0571 1/27

6026

6226

6326

609-2RS

3213

20803

3208

B8-85

6571

6228

6328

626-2RS

3214

98305

3209

B17-99

6030

6230

6330

627-2RS

3215

B22-19

3210

B15-86

 

Detailed Photos

Packing Details

General Packing Methods:
A: Tube Package + Outer Carton + Pallet
B: Single Box + Outer Carton + Pallet
C: Tube Package + Middle Box + Outer Carton + Pallet
D: Single package+ Middle Box+ Outer Carton+ Pallet
E: According to your request

Why Choose US

Exhibition Show

Company Profile

The factory mainly produce Tapered roller bearing, Deep groove ball bearing, Wheel hub bearing, Clutch release bearing,
Pillow block bearing, etc. After 10 years in the global market,SHZ Bearings get a high reputation among following Countries
and regions: Russia, Algeria, Egypt, Italy, Korea, Mexico, Brazil, South Africa, Turkey, Iran, Pakistan, Singapore, Philipphines,
USA and so on.

SHZ has accumulated more than 10 years in bearing innovation and production. SHZ persist with “Quality
first, Innovation win, Service first” as perpose. “The pursuit of perfect quality, create first-class brand” as management policy,
promoting the brand strategy,continuously improving product quality and brand connotation.

SHZ has the most advanced production equipment and strictest quality control system, strong R&D teams, experienced
engineers and technical workers. it makes our products meet domestic and international standard.

Our Service & Advantages

Our Customers

1. How many the MOQ of your company?
Our company MOQ is 1pc.

2. Could you accept OEM and customize?
YES, We can customize for you according to your sample or drawings.

3. Could you supply samples for free?

YES, We can supply samples for free, while you have o pay for the freight cost.

4. What is your terms of delivery?

We can accept EXW, FOB, CFR, CIF, etc. You can choose the 1 which is the most convenient cost
effective for you.

5. Is it your company factory or Trade company?

We are factory, our type is Factory+Trade.

6. What is the warranty for your bearing?
2years, Customer need supply photos and send bearings back.

7. Could you tell me the packing of your goods?

Single Plastic Bag+Inner Box+Carton+Pallet, or according to your request.

8. Could you supply door to door service?

YES, by air or by express (DHL, FEDEX, TNT, EMS, SF7-10 days to your city)

9. Could you tell me the payment term of your company can accept?

T/T, Western Union, Paypal, L/C, etc.

10. What about the lead time for mass production?

Honestly, it depends on the order quantity and the season you place the order, our production capacity
is 8*20ft containerseach month. Generally speaking, we suggest you start inquiry 3 to 4 months
before the date you would like to get the products at your Country.

Vibration: V1/V2 /V3/V4
Clearance: C0 /C2/C3
Noise: Z1 Z2 Z3
Tolerance Level: ABEC-1, ABEC-3, ABEC-5, ABEC-7, ABEC9
Lubrication: Oil, Grease, Dry
Seals Type: Open, Zz, Z, 2z, RS, 2RS, 2RS1, DDU, Znr
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

What are the Common Signs of Wear or Damage in Ball Bearings that Indicate the Need for Replacement?

Ball bearings are subjected to wear and stress during operation, and over time, they may exhibit signs of damage or deterioration that warrant replacement. Recognizing these signs is crucial to prevent catastrophic failure and ensure safe and reliable operation. Here are the common signs of wear or damage in ball bearings:

  • Unusual Noise:

If you hear unusual grinding, clicking, or rumbling noises coming from the bearing during operation, it may indicate worn-out or damaged components. Unusual noise suggests that the bearing is no longer operating smoothly.

  • Vibration:

Excessive vibration in the machinery can be a sign of bearing wear. Vibrations can result from uneven wear, misalignment, or damaged components within the bearing.

  • Increased Temperature:

Higher operating temperatures than usual may indicate increased friction due to inadequate lubrication, wear, or other issues. Monitoring the bearing’s temperature can help identify potential problems.

  • Irregular Movement:

If you notice irregular movement, jerking, or sticking during rotation, it could be a sign that the bearing is no longer operating smoothly. This may be due to damaged rolling elements or raceways.

  • Reduced Performance:

If the machinery’s performance has decreased, it may be due to a compromised bearing. Reduced efficiency, increased energy consumption, or a decline in overall performance could be indicators of bearing wear.

  • Visible Wear or Damage:

Inspect the bearing for visible signs of wear, such as pitting, scoring, or discoloration on the rolling elements or raceways. Severe wear or damage is a clear indication that the bearing needs replacement.

  • Leakage or Contamination:

If there is evidence of lubricant leakage, contamination, or the presence of foreign particles around the bearing, it suggests that the seal or shield may be compromised, leading to potential damage.

  • Looseness or Excessive Play:

If you can feel excessive play or looseness when manually moving the bearing, it could indicate worn-out components or misalignment.

  • Reduced Lifespan:

If the bearing’s expected lifespan is significantly shorter than usual, it may be due to inadequate lubrication, excessive loads, or improper installation, leading to accelerated wear.

  • Frequent Failures:

If the bearing is consistently failing despite regular maintenance and proper use, it could indicate a chronic issue that requires addressing, such as inadequate lubrication or misalignment.

It’s important to conduct regular inspections, monitor performance, and address any signs of wear or damage promptly. Replacing worn or damaged ball bearings in a timely manner can prevent further damage to machinery, reduce downtime, and ensure safe and efficient operation.

ball bearing

Are there any Industry Standards or Certifications that Ball Bearings should Meet?

Yes, there are several industry standards and certifications that ball bearings should meet to ensure their quality, performance, and reliability. These standards help manufacturers, engineers, and customers assess the suitability of bearings for specific applications. Some of the key standards and certifications for ball bearings include:

  • ISO Standards:

The International Organization for Standardization (ISO) has developed a series of standards related to ball bearings. ISO 15 defines dimensions, boundary dimensions, and tolerances for radial bearings. ISO 281 specifies dynamic load ratings and calculation methods for bearings’ life calculations.

  • ABEC (Annular Bearing Engineering Committee) Ratings:

ABEC ratings are commonly used in North America to indicate the precision and performance of ball bearings. Ratings range from ABEC 1 (lowest precision) to ABEC 9 (highest precision). However, it’s important to note that ABEC ratings focus primarily on dimensional tolerances and do not encompass all aspects of bearing quality.

  • DIN Standards:

The German Institute for Standardization (Deutsches Institut für Normung, DIN) has published various standards related to ball bearings. DIN 625 covers dimensions for deep groove ball bearings, while DIN 616 provides guidelines for precision angular contact ball bearings.

  • JIS (Japanese Industrial Standards):

JIS standards are used in Japan and internationally to define the characteristics and dimensions of various products, including ball bearings. JIS B 1512 outlines the classification and dimensions of rolling bearings.

  • ASTM (American Society for Testing and Materials) Standards:

ASTM has standards that cover various aspects of bearing testing, performance, and materials. ASTM F2215, for instance, specifies the requirements for ball bearings used in surgical implants.

  • CE Marking:

CE marking indicates that a product complies with European Union health, safety, and environmental requirements. It may be required for bearings used in machinery intended to be sold within the EU market.

  • Industry-Specific Standards:

Various industries, such as aerospace, automotive, medical, and nuclear, have specific standards or certifications that bearings must meet to ensure safety, reliability, and compliance with industry-specific requirements.

  • Quality Management Systems:

Manufacturers that adhere to quality management systems, such as ISO 9001, demonstrate their commitment to consistent product quality and customer satisfaction. Certification to these systems indicates that the manufacturing process follows established protocols and best practices.

When selecting ball bearings, it’s important to consider the relevant standards and certifications that align with the application’s requirements. This ensures that the bearings meet recognized quality and performance criteria, ultimately contributing to reliable and efficient operation.

ball bearing

What are the Different Components that Make up a Typical Ball Bearing?

A typical ball bearing consists of several essential components that work together to reduce friction and support loads. Here are the main components that make up a ball bearing:

  • Outer Ring:

The outer ring is the stationary part of the bearing that provides support and houses the other components. It contains raceways (grooves) that guide the balls’ movement.

  • Inner Ring:

The inner ring is the rotating part of the bearing that attaches to the shaft. It also contains raceways that correspond to those on the outer ring, allowing the balls to roll smoothly.

  • Balls:

The spherical balls are the rolling elements that reduce friction between the inner and outer rings. Their smooth rolling motion enables efficient movement and load distribution.

  • Cage or Retainer:

The cage, also known as the retainer, maintains a consistent spacing between the balls. It prevents the balls from touching each other, reducing friction and preventing jamming.

  • Seals and Shields:

Many ball bearings include seals or shields to protect the internal components from contaminants and retain lubrication. Seals provide better protection against contaminants, while shields offer less resistance to rotation.

  • Lubricant:

Lubrication is essential to reduce friction, wear, and heat generation. Bearings are typically filled with lubricants that ensure smooth movement between the balls and raceways.

  • Flanges and Snap Rings:

In some designs, flanges or snap rings are added to help position and secure the bearing in its housing or on the shaft. Flanges prevent axial movement, while snap rings secure the bearing radially.

  • Raceways:

Raceways are the grooved tracks on the inner and outer rings where the balls roll. The shape and design of the raceways influence the bearing’s load-carrying capacity and performance.

  • Anti-Friction Shield:

In certain high-speed applications, a thin anti-friction shield can be placed between the inner and outer rings to minimize friction and heat generation.

These components work together to enable the smooth rolling motion, load support, and reduced friction that characterize ball bearings. The proper design and assembly of these components ensure the bearing’s optimal performance and longevity in various applications.

China factory Unseparated Non-Aligning Ball 6201 6201RS 6201zz Motor Machine Bearing 6000 6001 6200 6300   bearing driverChina factory Unseparated Non-Aligning Ball 6201 6201RS 6201zz Motor Machine Bearing 6000 6001 6200 6300   bearing driver
editor by CX 2023-11-13

China NSK/Koyo/NTN/Koyo/Timken/Zwz Air Conditioner Bearing Sliding Door Injection Bearing Hch Ball Bearings Machine Parts Bearing China 6304 Bearing Dpi Bearing Price drive shaft bearing

Product Description

WHY Select E-ASIA BEARING
1) twenty years of abundant bearing market export encounter
2) ISO & MPA & CE & SGS & BV licensed
three) Expert engineers group and Excellent equipment
4) 1 hour to HangZhou port or ZheJiang port
five) Rigid top quality inspection (3 steps) prior to cargo, this sort of as SGS/BV 3rd social gathering certified.
We are  one of the most influential bearing suppliers and specialist income. Our goods classes mainly include: Auto bearing , Deep Groove Ball Bearings, Cylindrical Roller Bearings, Tapered Roller Bearings, Thrust Ball Bearings, Self-aligning Ball Bearings, Angular Speak to Ball Bearings, Spherical Roller Bearings, Needle Bearings, linear Bearings, Pillow Block Bearings, the Ceramic Bearings, Joint Bearings, Slewing Bearings, Cam Followers Bearings and Digital Bearings and many others.
About the market place of our goods, except for our domestic market place, our goods satisfy to countries all above the entire world, this sort of as Asia, Africa, South The usa, Europe, Center east and etc. Because of the high quality stage and excellent solutions, are approved by all clientele
Our company delivers more than twenty five,000 diverse varieties of bearing. In addition, we can supply from stock and have sufficient stock  bearings all set for customers.
We are engaged in exporting model bearings for numerous many years, this sort of as CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearings, CZPT bearing, and CZPT bearings. Also we are an company of UBC bearings, GMN bearings and HangZhou CZPT bearings, HangZhou CZPT bearings, HangZhou HRB bearings.

High high quality and long daily life bearings are the intention of  E-ASIA Bearings, creatibg the naximum price for clients,our business is pushing ahead moden managerment in full aspects and builds up very own bearing brand name “PLETON”,and will make in recognized at home and overseas.We will consider our ideal to provide buyers with superb products and companies,and are wishing to sincerely cooperate with clients from residence and  overseas to attain acquire-get.
one)Sequence: 6000 series, 6200 series, 6300 series and 6400 series,

two)Corresponding types: 605-6032, 625-6248, 6300-6344, 6403-6418

3)Material Used: GCr15-China, (AISI)52100-American, (Din)100Cr6-Germany,

four)Shield/closure: open bearing, Z, ZZ, RS,2RS,

5)Snap ring: N, NR

six)Vibration and noise level: Z1, Z2, Z3

seven)Precision level: P0, P6, P5(ABEC-1, ABEC-3,ABEC-five

6000-2RS1/C3—-6040/C3     6000-2Z/C3—-6040/C3

6200-2RS1/C3—-6244/C3     6200-2Z/C3—-6244/C3

6300-2RS1/C3—-6344/C3     6300-2Z/C3—-6344/C3

6403-2RS1/C3—-6430/C3     6304-2Z/C3—-6430/C3 

Other bearings:

(1)Deep Groove Ball Bearing 6000 ,6200,6300,6900 series ( steel cage, brass cage ,     nylon cage)

(2)Spherical Roller Bearing 22200 22300 23000 24000 series ( steel cage CC, brass     cage, CA and MB)

(3)Pillow Block Bearing,UC UCP UCT UCF UCFL SBPFL series 

(4)Taper Roller Bearing (single row, double row and four row ) 

(5)Cylindrical Roller Bearing ( steel cage, brass cage ,nylon cage)

(6)Thrust Ball Bearing ( steel cage, brass cage)

(7)Thrust Roller Bearing( steel cage, brass cage)

Decide on E-ASIA       REFUSED One TIME Company

Bearing No. Shape Dimension Basic load Ranking
KN
Max Speed
rpm
Mass
Bore
d
Outer Diameter
D
Width
B
Radius r min Dynamic Static Grease Oil
mm mm mm mm Cr Cor  Kg
6200 Collection
623 3 ten 4 .15 .5 .2156 38000 48000 .0015
624 4 thirteen 5 .2 one.fifteen .4 36000 46000 .0032
625 5 16 5 .3 1.88 .68 32000 40000 .0048
626 6 19 six .3 2.eight 1.05 28000 36000 .0075
627 seven 22 seven .3 three.28 1.35 26000 34000 .012
628 8 24 8 .three three.35 1.4 24000 32000 .017
629 9 26 eight .3 four.forty five one.ninety five 22000 30000 .019
6200 ten 30 9 .six five.one 2.38 19000 26000 .571
6201 12 32 ten .six 6.eighty two three.05 18000 24000 .034
6202 fifteen 35 eleven .six seven.sixty five 3.seventy two 17000 22000 .043
6203 seventeen forty twelve .six nine.fifty eight four.forty seven 16000 20000 .062
6204 20 47 14 1 nine.88 six.two 14000 18000 .102
6205 twenty five 52 15 1 ten.78 six.98 12000 16000 .twelve
6206 30 62 16 one fourteen.97 ten.04 9500 13000 .19
6207 35 seventy two seventeen one.one 19.75 13.sixty seven 8500 11000 .27
6208 40 eighty 18 1.one 22.71 15.94 8000 10000 .37
6209 forty five 85 19 1.1 24.36 seventeen.seventy one 7000 9000 .38
6210 50 90 20 one.1 26.98 19.84 6700 8500 .45
6211 fifty five a hundred 21 one.five 33.37 25.11 6000 7500 .603
6212 sixty 110 22 one.5 36.seventy four 27.ninety seven 5600 7000 .789
6213 65 one hundred twenty 23 1.five forty four.01 34.18 5000 6300 .ninety nine
6214 70 125 24 one.5 forty six.79 37.59 4800 6000 1.084
6215 75 one hundred thirty twenty five 1.5 50.85 forty one.26 4500 5600 1.171
6216 eighty one hundred forty 26 two fifty five.04 forty five.09 4300 5300 1.448
6217 eighty five one hundred fifty 28 two 64.01 fifty three.28 4000 5000 one.803
6218 ninety 160 thirty 2 seventy three.83 sixty.seventy six 3800 4800 two.17

SAMPLES
one.Samples amount: 1-10 pcs are accessible.
two.Cost-free samples: It is dependent on the product NO., content and quantity. Some of the bearings samples want customer to pay   samples charge and shipping expense.
three.It really is greater to start your buy with Trade Assurance to get total safety for your samples get.

Personalized
The customized Brand or drawing is satisfactory for us.

MOQ
1.MOQ: ten pcs combine different regular bearings.
2.MOQ:  5000 pcs tailored your brand name bearings.

OEM Coverage
1.We can printing your brand (emblem,artwork)on the defend or laser engraving your brand name on the shield.
two.We can customized your packaging according to your design and style
3.All copyright very own by clientele and we promised don’t disclose any details.

SUPORT
Remember to visit our Clunt bearings site, we strongly encourge that you can communicate with us by way of email,many thanks!

We have all sorts of bearings, just tell me your merchandise amount and quantity,best value will be provided to you soon.
The content of the bearings, precision rating, seals variety,OEM provider,and many others, all of them we can make according to your prerequisite


/ Piece
|
1 Piece

(Min. Order)

###

Shipping Cost:

Estimated freight per unit.



To be negotiated

###

Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Separated

###

Customization:
Available

|


###

Bearing No. Shape Dimension Basic load Rating
KN
Max Speed
rpm
Mass
Bore
d
Outer Diameter
D
Width
B
Radius r min Dynamic Static Grease Oil
mm mm mm mm Cr Cor  Kg
6200 Series
623 3 10 4 0.15 0.5 0.2156 38000 48000 0.0015
624 4 13 5 0.2 1.15 0.4 36000 46000 0.0032
625 5 16 5 0.3 1.88 0.68 32000 40000 0.0048
626 6 19 6 0.3 2.8 1.05 28000 36000 0.0075
627 7 22 7 0.3 3.28 1.35 26000 34000 0.012
628 8 24 8 0.3 3.35 1.4 24000 32000 0.017
629 9 26 8 0.3 4.45 1.95 22000 30000 0.019
6200 10 30 9 0.6 5.1 2.38 19000 26000 0.028
6201 12 32 10 0.6 6.82 3.05 18000 24000 0.034
6202 15 35 11 0.6 7.65 3.72 17000 22000 0.043
6203 17 40 12 0.6 9.58 4.47 16000 20000 0.062
6204 20 47 14 1 9.88 6.2 14000 18000 0.102
6205 25 52 15 1 10.78 6.98 12000 16000 0.12
6206 30 62 16 1 14.97 10.04 9500 13000 0.19
6207 35 72 17 1.1 19.75 13.67 8500 11000 0.27
6208 40 80 18 1.1 22.71 15.94 8000 10000 0.37
6209 45 85 19 1.1 24.36 17.71 7000 9000 0.38
6210 50 90 20 1.1 26.98 19.84 6700 8500 0.45
6211 55 100 21 1.5 33.37 25.11 6000 7500 0.603
6212 60 110 22 1.5 36.74 27.97 5600 7000 0.789
6213 65 120 23 1.5 44.01 34.18 5000 6300 0.99
6214 70 125 24 1.5 46.79 37.59 4800 6000 1.084
6215 75 130 25 1.5 50.85 41.26 4500 5600 1.171
6216 80 140 26 2 55.04 45.09 4300 5300 1.448
6217 85 150 28 2 64.01 53.28 4000 5000 1.803
6218 90 160 30 2 73.83 60.76 3800 4800 2.17

/ Piece
|
1 Piece

(Min. Order)

###

Shipping Cost:

Estimated freight per unit.



To be negotiated

###

Contact Angle: 15°
Aligning: Non-Aligning Bearing
Separated: Separated

###

Customization:
Available

|


###

Bearing No. Shape Dimension Basic load Rating
KN
Max Speed
rpm
Mass
Bore
d
Outer Diameter
D
Width
B
Radius r min Dynamic Static Grease Oil
mm mm mm mm Cr Cor  Kg
6200 Series
623 3 10 4 0.15 0.5 0.2156 38000 48000 0.0015
624 4 13 5 0.2 1.15 0.4 36000 46000 0.0032
625 5 16 5 0.3 1.88 0.68 32000 40000 0.0048
626 6 19 6 0.3 2.8 1.05 28000 36000 0.0075
627 7 22 7 0.3 3.28 1.35 26000 34000 0.012
628 8 24 8 0.3 3.35 1.4 24000 32000 0.017
629 9 26 8 0.3 4.45 1.95 22000 30000 0.019
6200 10 30 9 0.6 5.1 2.38 19000 26000 0.028
6201 12 32 10 0.6 6.82 3.05 18000 24000 0.034
6202 15 35 11 0.6 7.65 3.72 17000 22000 0.043
6203 17 40 12 0.6 9.58 4.47 16000 20000 0.062
6204 20 47 14 1 9.88 6.2 14000 18000 0.102
6205 25 52 15 1 10.78 6.98 12000 16000 0.12
6206 30 62 16 1 14.97 10.04 9500 13000 0.19
6207 35 72 17 1.1 19.75 13.67 8500 11000 0.27
6208 40 80 18 1.1 22.71 15.94 8000 10000 0.37
6209 45 85 19 1.1 24.36 17.71 7000 9000 0.38
6210 50 90 20 1.1 26.98 19.84 6700 8500 0.45
6211 55 100 21 1.5 33.37 25.11 6000 7500 0.603
6212 60 110 22 1.5 36.74 27.97 5600 7000 0.789
6213 65 120 23 1.5 44.01 34.18 5000 6300 0.99
6214 70 125 24 1.5 46.79 37.59 4800 6000 1.084
6215 75 130 25 1.5 50.85 41.26 4500 5600 1.171
6216 80 140 26 2 55.04 45.09 4300 5300 1.448
6217 85 150 28 2 64.01 53.28 4000 5000 1.803
6218 90 160 30 2 73.83 60.76 3800 4800 2.17

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

bearing
Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China NSK/Koyo/NTN/Koyo/Timken/Zwz Air Conditioner Bearing Sliding Door Injection Bearing Hch Ball Bearings Machine Parts Bearing China 6304 Bearing Dpi Bearing Price     drive shaft bearingChina NSK/Koyo/NTN/Koyo/Timken/Zwz Air Conditioner Bearing Sliding Door Injection Bearing Hch Ball Bearings Machine Parts Bearing China 6304 Bearing Dpi Bearing Price     drive shaft bearing
editor by CX 2023-04-07

China High Precision Rigidity Automatic Precision Flat Bed Turning Meatl Lathe Center CNC Bearing Radius of Height Machine for Spindle Bearing manufacturer

Item Description

 

Inner-Combustion Motor Sliding Bearing Bush Generation Line CNC Diesel Spindle Bearing Connecting Rod Bearing
Radius of Peak Equipment

benefit:
one/Processing 2 merchandise at when
2/ Adopt floating tightening, steady good quality
3/ A number of processes are related to decrease labor expenses

1. How can we ensure high quality?
Often a pre-production sample ahead of mass manufacturing
Often ultimate Inspection just before cargo

2.What can you buy from us?
wonderful-unexciting device
sprucing machine
radius of peak detection
deburring equipment
cleansing and washing
milling lug
countersinking machine
punching lug
broaching equipment
vacuum cleaner
oil groove machine
punching machine
chamfering equipment
manual stress measurement machine

3.Why pick us?

We can not only make enhancement of existing equipment to adapt the wants of consumers, but also design and style and manufacture new machines according to the specifications of clients.We have favorable cost and exceptional good quality.

4. What services can we offer?

Accepted Shipping and delivery Phrases: FOB,CFR,CIF

Accepted Payment Forex:USD,EUR,JPY,HKD,CNY

Acknowledged Payment Kind: T/T,L/C,Western Union

Language Spoken:English,Chinese,Spanish

5.What providers can you expertise from us?

Our salesman English CET 6 or previously mentioned,can connect with you in fluent English.

You can hold educated of the progress of our factory in producing devices.

We will present you the complete photograph of the machine before shipment, so that you can wait at relieve.

Our after-product sales services is quite well timed and will fix all your difficulties about the device.

 

 

To Be Negotiated 1 unit
(Min. Order)

###

Warranty: One Year
Transmission Type: Conveyer Belt
Automatic Production Line: Cutting Operation
Certification: ISO, CE, SGS
Automation: Automation
Flexible Production: Lean Production

###

Customization:
To Be Negotiated 1 unit
(Min. Order)

###

Warranty: One Year
Transmission Type: Conveyer Belt
Automatic Production Line: Cutting Operation
Certification: ISO, CE, SGS
Automation: Automation
Flexible Production: Lean Production

###

Customization:

Materials Used in Bearings

If you’re not familiar with the types of bearings, you may be interested in knowing more about the materials used to manufacture them. Here’s a look at what each type of bearing is made of, how it’s used, and how much they cost. To find the right bearing for your application, it’s important to choose a quality lubricant. The materials used in bearings are determined by their type and applications. Choosing the right lubricant will extend its life, and protect your machine’s parts from damage and premature wear.

Materials used in bearings

Bearings are made from a variety of materials. Stainless steel is a common material used for the components of bearings. It has a higher content of chromium and nickel. When exposed to oxygen, chromium reacts with it to form chromium oxide, which provides a passive film. For higher temperatures, teflon and Viton are also used. These materials offer excellent corrosion resistance and are often preferred by manufacturers for their unique properties.
Stainless steel is another material used in bearings. AISI 440C is a high-carbon stainless steel commonly used in rolling-contact bearings. It is widely used in corrosive environments, especially in applications where corrosion resistance is more important than load capacity. It can also be heat-treated and hardened to 60 HRC, but has lower fatigue life than SAE 52100. Stainless steel bearings may carry a 20-40% price premium, but their superior performance is worth the extra money.
Graphite and molybdenum disulfide are two of the most common materials used in bearings. While graphite is a popular material in bearings, it has very poor corrosion resistance and is unsuitable for applications where oil or grease is required. Graphite-based composite materials are another option. They combine the benefits of both graphite and ceramic materials. A variety of proprietary materials have been developed for high-temperature use, such as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones used wood and Lignum Vitae. These materials were lightweight, but they were incredibly strong and durable. Wood bearings were also lubricated with animal fats. During the 1700s, iron bearings were a popular choice. In 1839, Isaac Babbitt invented an alloy containing hard metal crystals suspended in a softer metal. It is considered a metal matrix composite.

Applications of bearings

bearing
Bearings are used in many different industries and systems to help facilitate rotation. The metal surfaces in the bearings support the weight of the load, which drives the rotation of the unit. Not all loads apply the same amount of force to bearings, however. Thrust and radial loads act in distinctly different ways. To better understand the different uses of bearings, let’s examine the various types of bearings. These versatile devices are essential for many industries, from automobiles to ships and from construction to industrial processes.
Cylindrical roller bearings are designed to support heavy loads. Their cylindrical rolling element distributes the load over a larger area. They are not, however, suited to handling thrust loads. Needle bearings, on the other hand, use small diameter cylinders and can fit into tighter spaces. The advantages of these types of bearings are numerous, and many leading producers are now leveraging the Industrial Internet of Things (IIoT) to develop connected smart bearings.
As a power generation industry, bearings play an essential role. From turbines to compressors, from generators to pumps, bearings are essential components of equipment. In addition to bearings, these components help move the equipment, so they can work properly. Typically, these components use ball bearings, although some roller bearings are used as well. In addition to being efficient and durable, these types of bearings also tend to be built to meet stringent internal clearance requirements and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary part. Depending on the application, they can be designed to minimize friction between moving parts. By constraining relative motion, bearings are used to reduce friction within a given application. The best-designed bearings minimize friction in a given application. If you’re in the market for a new bearing, NRB Industrial Bearings Limited is an excellent source to begin your search.

Types of bearings

bearing
The type of bearings you choose will have a significant impact on the performance of your machinery. Using the right bearings can increase efficiency, accuracy, and service intervals, and even reduce the cost of purchasing and operating machinery. There are several different types of bearings to choose from, including ball bearings and flexure bearings. Some types use a fluid to lubricate their surfaces, while others do not.
Plain bearings are the most common type of bearing, and are used for a variety of applications. Their cylindrical design allows for a relatively smooth movement. Often made of copper or other copper alloy, they have low coefficients of friction and are commonly used in the construction industry. Some types of plain bearings are also available with a gudgeon pin, which connects a piston to a connecting rod in a diesel engine.
Magnetic bearings are the newest type of bearing. They use permanent magnets to create a magnetic field around the shaft without requiring any power. These are difficult to design, and are still in the early stages of development. Electromagnets, on the other hand, require no power but can perform very high-precision positioning. They can be extremely durable and have a long service life. They are also lightweight and easy to repair.
Another type of bearing is needle roller. These are made of thin, long, and slender cylinders that are used in a variety of applications. Their slender size is ideal for a space-constrained application, and their small profile allows them to fit in tight places. These types of bearings are often used in automotive applications, bar stools, and camera panning devices. They have several advantages over ball bearings, including the ability to handle heavy axial loads.

Cost of bearings

A wide range of factors affect the cost of aerospace bearings, including the bearing material and its volatility. Manufacturers typically use high-grade steel for aircraft bearings, which are highly affected by fluctuations in the steel price. Government policies also play a part in the variation in trade price. The implementation of COVID-19 has changed the market dynamics, creating an uncertain outlook for supply and demand of aerospace bearings. New trade norms and transportation restrictions are expected to hamper the growth of this industry.
Demand for aerospace bearings is largely driven by aircraft manufacturers. In North America, aircraft manufacturers must meet extremely high standards of weight, performance, and quality. They also must be lightweight and cost-effective. This has resulted in a rising cost of aerospace bearings. The market for aerospace bearings is expected to grow at the highest CAGR over the next few years, driven by increasing investments in defense and aerospace infrastructure across Asia-Pacific.
Hub assemblies are also expensive. A wheel hub will cost between $400 and $500 for one set of bearings. In addition to this, the speed sensor will be included. The average cost of wheel bearings is between $400 and $500 for one side, including labor. But this price range is much lower if the bearing is a replacement of an entire wheel assembly. It is still worth noting that wheel hub bearings can be purchased separately for a lower price.
Replacement of one or two wheel bearings will depend on the model and year of the vehicle. For a small car, one rear wheel bearing can cost between $190 and $225, whereas two front wheel hubs can cost upwards of $1,000. Labor and parts prices will vary by location, and labor costs may also be covered under some warranty plans. If you decide to have it done yourself, be sure to ask multiple shops for estimates.

Inspection of bearings

bearing
To maintain bearing performance and prevent accidents, periodic inspections are essential. In addition to ensuring reliability, these inspections improve productivity and efficiency. Regular maintenance includes disassembly inspection, replenishment of lubricant and monitoring operation status. Here are some common ways to perform the necessary inspections. Keep reading to learn how to maintain bearings. After disassembly, you must clean the components thoroughly. Ensure that the bearings are free of burrs, debris, and corrosion.
Ultrasound technology is an excellent tool for monitoring slow-speed bearings. Most ultrasound instruments offer wide-ranging sensitivity and frequency tuning. Ultrasound can also be used to monitor bearing sound. Ultra-slow bearings are usually large and greased with high-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the machine. Once the machine shows abnormal noise, schedule additional inspections.
Ultrasonic inspection involves using an ultrasound transducer to measure the amplitude of sound from a bearing. It is effective in early warnings of bearing failure and prevents over-lubrication. Ultrasound inspection of bearings is a cost-effective solution for early diagnosis of bearing problems. In addition to being a reliable tool, ultrasonic testing is digital and easy to implement. The following are some of the advantages of ultrasonic bearing inspection.
Dynamic quality evaluation involves the use of a special fixture for measuring bearing deformations under low shaft speed and light radial load. The size of the fixture influences the value of the deformations. A fixture should be sized between the diameter of the sensor and the roller to ensure maximum precision. The outer deformation signal is more sensitive with a larger sensor diameter. A vibration-acceleration sensor is used for the contrast test.

China High Precision Rigidity Automatic Precision Flat Bed Turning Meatl Lathe Center CNC Bearing Radius of Height Machine for Spindle Bearing     manufacturerChina High Precision Rigidity Automatic Precision Flat Bed Turning Meatl Lathe Center CNC Bearing Radius of Height Machine for Spindle Bearing     manufacturer
editor by czh 2022-12-31