Tag Archives: bearing single row ball

China OEM 7204 7205 2RS Single Row Angular Contact Ball Bearing for Automobile Hub bearing bronze

Product Description

Angular contact ball bearings are CZPT to support radial load and axial load. As single row angular contact ball bearings can only support axial load in single direction, matched bearing mounting is often adopted to them as matched parts of bearings, preload for them is more convenient.
Retainers are made of brass, synthetic resins or others subject to individual bearing features and application conditions.

 

Angular contact ball bearing include:
1) Single row angular contact ball bearing
2) Matched angular contact ball bearing
3) Double row angular contact ball bearing
4) Four-point contact ball bearing

 

Angular contact ball bearings features :
1) Load capacities are higher than deep groove ball bearings of same dimensions;
2) Used for bearing radial-axial combined loads or pure thrust loads;
3) Low operating friction and high limiting speed.
 

Type

Angular contact ball bearing

Material

GCr15/stainless steel/carbon steel/Plastic/Ceramic

Bore size

35 mm

Outer diameter

72 mm

Width

30.2 mm

Seal type

Open RS Z 2RS ZZ

Cage

Stamping steel/Brass/Nylon/Ceramic

Certificate

ISO9001:2000

Application

Automobile, tractor, machine tool, electrical machine, 

water pump, agriculture machine, textile machine, etc.

Packaging

Original brand Plastic bag+Original brand Paper box+Original brand 

Carton box+Wooden pallet;

Customer’s special requests are acceptable.

Service

OEM service, Customization service, Customers’ Logo service;

Complete process for the production and quality assurance ensures our products can meet your 

requirement. We are committed to be responsible for each set of bearing and industrial products 

sold to our clients. Relying on strong resource network, we can supply any bearing with competitive 

price to meet each customer’ demand and guarantee each customer’s benefit.

Company Profile

 

In order to meet the needs of the masses of customers and improve the market competitiveness of our company,
we can provide OEM service according to our customers′ Needs. We have gained ISO9001 certificate, CE certificate,
GOST certificate and SGS certificate. Our target is to carry out the strategic investment along with the development
of market and need of new products. With our strategic, excellent products, top technology and outstanding service,
we sincerely expect cooperation with more customers and friends for a better future. Our main products include
spherical roller bearing, deep groove ball bearings, cylindrical roller bearings, spherical roller bearings, needle roller
bearings, ball bearing units, water pump bearings, automobile bearing, linear motion bearing, oil-less bearings,
bush and self-lubricating bearings, and non-standard bearings. Also, we supply bearings to our domestic peeling
machine factory and the machine exported to India, Malaysia and Russia, no any complaint from customer until now.

“zero defect, zero complaints” as the quality objective.

FAQ

Q: Are you trading company or manufacturer ?

A: We are a trading company specializing in exporting bearings.

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the 

goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge

Q.You provide free consultation service?

Yes, before, during and after order, anytime.

/* 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

Product Name: Angular Contact Ball Bearing
Characteristic: High Precision
Advantage: Large Bearing Capacity
Holder: Copper and Iron Retainers
Quality: High Quality
Rolling Body: Roller Bearings
Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

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

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

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 OEM 7204 7205 2RS Single Row Angular Contact Ball Bearing for Automobile Hub   bearing bronzeChina OEM 7204 7205 2RS Single Row Angular Contact Ball Bearing for Automobile Hub   bearing bronze
editor by CX 2024-05-17

China Standard High Speed Single Row Deep Groove Ball Bearing bearing bronze

Product Description

Single-row deep groove ball bearings

Features

Simple structure, easy to use; Small friction coefficient and higher limit revolving speed; The most mature technology, extremely low noise level .
Not resistant to impact, not suitable for heavy loads; Heavy-duty design improves bearing load capacity and prolongs service life.
 

Product Description

Deep groove ball bearings are the most commonly used rolling bearings, belong to non-separated bearings, which are simple structure, easy to use and low price. Basic deep groove ball bearings are composed of inner ring, outer ring, steel balls, and cage. The cages are mostly stamped steel corrugated cages or engineering plastic solid cages, while large bearings use metal solid cages.

 

There are 2 types of deep groove ball bearings, single-row and double-row. The structure is also divided into 2 types: open type and closed type. The open type means that the bearing is not sealed; the closed type means that it has seal. There are 2 types of sealing structure: dust-proof seal and oil-proof seal.

Single row deep groove ball bearing can bear radial load and axial load in 2 directions.This type of bearing has a small friction torque and is most suitable for occasions requiring high-speed rotation, low noise and low vibration.
           

 

Main applications:
Automobiles, agricultural machinery, machine tools, motors, water pumps, textile machinery and other fields.

 

Product Parameters

Type Dimension  
Basic Load Ratings
d D T
dynamic static
C Co
6205 25 52 15 14.00 7.850
6206 30 62 16 19.50 11.300
6207 35 72 17 25.70 15.300
6208 40 80 18 29.10 17.800
6209 45 85 19 32.50 20.400
6210 50 90 20 35.00 23.200
6211 55 100 21 43.50 29.200
6212 60 110 22 52.50 36.000
6213 65 120 23 58.50 40.500
6214 70 125 24 63.70 45.000
6215 75 130 25 68.90 49.000
6305 25 62 17 21.20 10.900
6306 30 72 19 26.70 15.000
6307 35 80 21 33.50 191.000
6308 40 90 23 40.50 24.000
6309 45 100 25 53.00 32.000
6310 50 110 27 62.00 38.5000
6311 55 120 29 74.10 45.000
6312 60 130 31 85.20 52.000
6313 65 140 33 97.50 60.000
6314 70 150 35 111.00 68.000
6315 75 160 37 119.00 76.5000

This parameter table is not complete, please contact us for details

Company Profile

ZheJiang CZPT Machinery Co., Ltd, Xihu (West Lake) Dis. High-precision Bearings Co., Ltd belongs to CZPT group. It is located in Industrial Development Zone of Liao-cheng city, which is bearings manufacturing base in China. We have been specialized in the production of auto parts, bearings and retainers since year 1986.

Our factory covers an area of 120,000 sq.m, with a construction area of 66,000 sq.m. There are more than 600 employees, 50 management personnel, 80 technical engineers and 60 quality inspectors. We are famous manufacturer group for our strict quality control system and hard-working team.

There are more than 40 sets of high-precision mold processing equipment, 150 sets of various CNC lathes, 200 sets of white dynamic grinding machines, 120 sets of stamping equipment, 16 sets of special demagnetization machines, 10 sets of high-pressure spray cleaning machines, 6 sets ultrasonic cleaning machines and 6 automatic bearing grinding lines. They are also equipped with advanced hardness tester, length measuring instrument, sine instrument, spectrometer, infrared carbon and sulfur analyzer, CZPT hardness tester, roughness profiler, electronic tensile testing machine, metallographic microscope, projection coordinate instrument, roundness instrument, ABLT-2 life testing machine, three-coordinate testing machine and so on. We are ready to provide customers with high-quality precision bearing products.

Our company passed ISO9001, ISO/TS16949 and IATF16949 quality management system. Our products are CE / SGS certified. Through introducing world-leading technology and bring together domestic high-tech talents, it ensures our rapid growth and competitive advantages.

Sincerely wish you visit our factory!

 

FAQ

Q1: Do you provide samples? Is it free or extra?
Yes, we can provide a small amount of free samples. Do you mind paying the freight?

Q2: Can you accept OEM or Non-Stand Bearings ?
Any requirement for Nonstandard roller bearings is easily fulfilled by us due to its vast knowledge and links in the industry.

Q3: What is your latest delivery time?
Most orders will be shipped within 7-15 days of payment being received.

Q4:Does your company have quality assurance?
Yes, for 1 years.

Q5:Which payment method does your company support?
T/T is best, but we can also accept L/C and Western Union.

Q6:How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,  account or account, we will contact you as soon as possible and provide the detailed information you need.

 

 

/* 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

Product Name: Single Row Deep Groove Bearings
Cage: Steel Cage, Nylon Cage, etc.
Vibration: V1, V2, V3, V4
Noise: Z1, Z2, Z3, Z4
Clearance: C0, C3, C4, C2, Cm, Mc3 etc.
Other Materials: Chrome Steel, Stainless Steel, Carbon Steel
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

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 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 Standard High Speed Single Row Deep Groove Ball Bearing   bearing bronzeChina Standard High Speed Single Row Deep Groove Ball Bearing   bearing bronze
editor by CX 2024-05-17

China Hot selling 010.20.250 Single Row Four Point Contact Ball Slewing Bearing Toothless connecting rod bearing

Product Description

571.20.250 Single Row Four Point Contact Ball Slewing Bearing Toothless Introduction:
It refers to a type of bearing used in heavy machinery, such as cranes, excavators, and wind turbines, where the gear teeth are absent. Slewing bearings are designed to handle axial, radial, and moment loads simultaneously, allowing rotational movement while supporting heavy loads.
571.20.250 Single Row Four Point Contact Ball Slewing Bearing Toothless key features:

  1. Smooth Rotation: Without teeth, the bearing can rotate more smoothly, reducing friction and wear, which can extend the bearing’s lifespan.

  2. Flexibility: Toothless slewing bearings offer more flexibility in terms of mounting and alignment. They can be integrated into systems where gear teeth might interfere with other components or mechanisms.

  3. Cost-Effectiveness: Toothless designs can be simpler to manufacture and maintain, potentially reducing production costs and maintenance requirements.

  4. Noise Reduction: Toothless slewing bearings may produce less noise during operation compared to those with gear teeth, which can be advantageous in certain applications, particularly in environments where noise levels need to be minimized.

571.20.250 Single Row Four Point Contact Ball Slewing Bearing Toothless Display:

  /* 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

Standard or Nonstandard: Standard
Feature: Corrosion-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single-Row
Roller Type: Straight Raceway
Material: Bearing Steel
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

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

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

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 Hot selling 010.20.250 Single Row Four Point Contact Ball Slewing Bearing Toothless   connecting rod bearingChina Hot selling 010.20.250 Single Row Four Point Contact Ball Slewing Bearing Toothless   connecting rod bearing
editor by CX 2024-05-14

China Best Sales Four Point Contact Single Row Ball Slewing Bearing for Snow Plow bearing driver

Product Description

Production descrption:

Slewing bearing, as a key component, connects the machine structural parts, transfers loads, and allows relative rotation between them. It is widely used in excavator, cranes, mining equipment, port hoist and military, scientific
research equipment, and so on.1 Especially in the wind industry, the single-row 4 contact-point slewing bearing is adopted as the yaw bearing2 to transfer axial (Fa), radial (Fr), and tilting moment (M) loads, and the rotational
movement between generators and tower is realized.

Given the importance of the slewing bearing on the mechanical structures and the complicated working condition, it may directly affect the normal operation of equipment once a failure happens and even causes huge economic losses and casualties. Because the damage mechanism and its development situation are not clear, the range and distribution of the detecting elements are selected mainly by experience rather than by theoretical guidance. It leads to weak signals, low signal-to-noise ratio, and poor accuracy of the fault identification. Therefore, the dynamic simulation of the slewing bearing with localized defect and the exploration of dynamic response caused by the defect have important practical guiding significance for monitoring system construction on the raceway damage of the slewing bearing.

As the important components of engineering equipment, slewing bearing is widely studied by many scholars. Amasorrain et al.3 analyzed the difference between the 2 and 4 contact-point slewing bearing and gave the load distribution of a 4 contact-point slewing bearing and then got maximum load of the rolling elements. Kania4 applied the finite element method to calculate and analyze the load capacity for rolling elements of the slewing bearing and gave the load deformation of rolling elements under the working conditions.

Flasker et al.5 carried out the numerical analysis on the raceway surface crack propagation of the slewing bearing and studied the crack propagation situation and raceway contact pressure distribution when the contact angle is different. Liu6 conducted the condition monitoring experiment of the slewing bearing and the grease has been analyzed to find out the content of iron. Finally, the wear status of the internal raceway and the service life are studied according to the results of the analysis. Caesarendra et al.7 performed the accelerating life test for slewing bearing to make it damage naturally, and the extracted vibration signals are analyzed by the empirical mode decomposition (EMD) and ensemble empirical mode decomposition (EEMD) method, respectively, in order to obtain the accurate damage information of the slewing bearing. Žvokelj et al.8 collected the vibration and acoustic emission signals based on the slewing bearing condition monitoring experiments. The EEMD-multi-scale principal component analysis (MSPCA) method was applied in adaptive signal decomposition, and the fault feature components were extracted to identify local defect of the slewing bearing.

These studies mostly focus on the load distribution, condition monitoring, and signal processing rather than the raceway damage mechanism, damage development, and its impact. But if the damage mechanism is unknown, the type and range of sensors is difficult to choose; therefore, the choosing of sensors is baseless in the previous researches. In addition, the finite element dynamic simulation method has been used in the bearing research and analysis9,10 more and more widely. These references indicate that this work mainly focuses on the static analysis of the slewing bearing rather than dynamic research of the bearings. However, all of the static researches of the bearings provide a lot of help for

 

the next dynamic research of the bearings. For example, based on this work, Li et al.11 research the dynamic mechanical properties of single-row slewing bearing by the explicit dynamic algorithm. The distribution and variation of obtained Mises stress provide theoretical foundation for researching the bearing raceway damage.

 

Therefore, it is necessary to apply the dynamic simulation analysis method for slewing bearing study with the localized defects and explore the influence mechanism of the damage sizes. It is a new important research field and can provide powerful basis for online evaluation of the raceway damage.

Type 571.40.1000 slewing bearing12 was taken as the research object and the geometry sizes of damage were considered in this article. This slewing bearing can satisfactorily fulfill the requirements of the experimental verification, and the experimental verification can be easily carried out because the dimension of this slewing bearing is quite small. The defect models of different parameters were constructed to simulate the raceway spalling damage.

According to the actual working condition, the external load, rotational speed, and other constraints were imposed to the models. The explicit dynamic finite element algorithm was adopted during the simulation analysis, and the influence mechanism of the damage size was obtained by analyzing the stress distribution on the surface of the slewing bearing raceway and the vibration acceleration response around the defect.

Application photos
FAQ
 1. What is the production process?
A: Production process including raw material cutting, rough turning, machining processing(layout for drilling, tooth processing), finish turning, grinding, accessories cleaning, assembling, stoving, oil coating, testing, package.

2. How to control the quality of the products?
A: High precision equipment, advanced in-house engineer team, strictly inspection as well as TPI like SGS, DNV, BV, ABS, etc.

3: How long is your delivery time?
A: Generally speaking, it is 3-5 days if the goods are in stock. 15-25 days if the goods are not in stock.

4: Do you provide samples ? is it free or not?
A: Yes, we could offer a sample free of charge but we need a basement cost.

5: What are your terms of payment?
A: 30% prepaid and balance before shipment.
For big order, we accept L/C at sight.

6. What is your MOQ?
A: For standard type and OEM, MOQ is 1 pc.

7. What is the transportation?
A: DHL, UPS, TNT, FedEx. by sea or by air

8. Can you design special packaging?
A: Yes. Except for regular packing, we can make special packing and label for the customer.

9. What’s your payment method.
A: We can accept PayPal/ West Union/Alibaba order by credit card/ Bank transfer Etc.

10. Can you provide an OEM service?
A: Yes, we provide OEM service, packing and other 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

Standard or Nonstandard: Standard
Feature: Heat-Resistant
Sealing Gland: Sealed On Both Sides
Rolling-Element Number: Single and Double Row
Roller Type: Four Point Contract
Material: 42CrMo/50mn/ S48c, Bearing Steel
Samples:
US$ 50/Set
1 Set(Min.Order)

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Request Sample

Customization:
Available

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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 are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

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 Best Sales Four Point Contact Single Row Ball Slewing Bearing for Snow Plow   bearing driverChina Best Sales Four Point Contact Single Row Ball Slewing Bearing for Snow Plow   bearing driver
editor by CX 2024-04-25

China supplier Non Geared Single Row Ball Slewing Bearing for Bridge Detection Vehicle with high quality

Product Description

Product Description

 

King Steel is a professional manufacturer in slewing ring bearings. We can produce slewing bearing for bridge detection Vehicle.

 

We can also design and make other standard and non-standard ball slewing ring bearings, roller slewing bearings and precision slewing ring bearings as per customer’s different technical requirements.

 

Specifications:

Brand

King

Type

Enclosed

Material

42CrMo,50Mn

Output Torque

1200 N.m

Tilting Moment Torque

1.1K N.m

Holding Torque

2K N.m

Static Axial Rating

30 KN

Static Radial Rating

16.6 KN

Dynamic Axial Rating

9.6 KN

Dynamic Radial Rating

8.4KN

Gear Ratio

71:1

Efficiency

40%

 

Manufacturing Process:
Forging ring body material — Rough Lathing — Raceway heat treatment — Drilling — Teeth cutting — Teeth heat treatment — Ball hardness inspection — Assembling — Finall inspection — Packaging

Packaging & Shipping

Contact us

 

Please contact us for more information and quotations.
  /* 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

Standard or Nonstandard: Standard
Feature: High Speed, Vacuum, Antimagnetic, Cold-Resistant, Corrosion-Resistant, Heat-Resistant
Sealing Gland: Non-Seal
Samples:
US$ 1000/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

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

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 supplier Non Geared Single Row Ball Slewing Bearing for Bridge Detection Vehicle   with high qualityChina supplier Non Geared Single Row Ball Slewing Bearing for Bridge Detection Vehicle   with high quality
editor by CX 2024-04-24

China supplier 6010 50X80X16mm Ceramic Bearing Single Row Deep Groove Ball Bearing High Resistivity double row ball bearing

Product Description

Silicon nitride rolling elements have higher hardness, making hybrid bearings suitable for difficult conditions and polluting environments;
Hybrid bearings generate low heat from friction, especially at high speeds, contributing to longer bearing life and longer lubrication intervals.

 

item

value

Structure

Deep Groove

Applicable Industries

Machinery Repair Shops

Precision Rating

P0 P6 P5 P4 P2

Number of Row

Single row

Model Number

6571

Material

ceramic

Feature

Long Life

Stock

Rich

product-list-1.htmlHangZhou Terry Machinery Co.Ltd is a leading supplier of bearings, Linear motion system for CNC , Ball transfer Unit and transmission component .the growing industrial and Favorable policy of HangZhou benefit the development of Terry Machinery .Our products are utilized in industrial, motorcycle, vehicle and Automation applications. Now we are exporting to 46 countries. including USA, GBR , Germany , Spain, Poland ,Turkey ect .The Goal of Terry Machinery to provide out customers with widest range of products at competitive prices, backed with the best Service.OUR ADVANTAGE Products Our major products & Supplied:Meet all the international standards and ISO9001 -TS1694 Certificate Big volume in Stock, No MOQ required Personnel Our salespersons are well trained to accommodate your requests and speak English for your conveniences.Our technicians and engineers Experience in the Industry area exceeds 23 years Service &Quality control ,We supply detailed drawings and offer when ever necessary,We help all customers promote and improve their sales.We inspect every piece of products by ourselves before delivery.

DELIVERY & PACKING
 F A QFEEDBACK

/* 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

Feature: Long Life
Number of Row: Single Row
Model Number: 6010
Samples:
US$ 0.5/Piece
1 Piece(Min.Order)

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Order Sample

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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

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

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 supplier 6010 50X80X16mm Ceramic Bearing Single Row Deep Groove Ball Bearing High Resistivity   double row ball bearingChina supplier 6010 50X80X16mm Ceramic Bearing Single Row Deep Groove Ball Bearing High Resistivity   double row ball bearing
editor by CX 2024-04-23

China Standard Original CZPT Single Row Angular Contact Ball Bearing 7220c for Motorcycle Parts bearing driver kit

Product Description

Angular contact ball bearings have raceways on the inner and outer rings. The inner and outer rings can be relatively displaced along the bearing axis. This type of bearing is particularly suitable for bearing compound loads, that is, loads acting both radially and axially. The axial load-bearing capacity of angular contact ball bearings increases with the contact angle α. The contact angle is the angle between the line of contact points between the ball and the raceway in the radial plane and the vertical line of the bearing axis. Angular contact ball bearings are divided into Single-row, Double-row and Four-point contact ball bearings.

Single Row Radial Ball Bearings

Miniature

Self-Aligning

Angular Contact Ball Bearings

Metric

Inch

Bearings

Ball Bearings

Single Row

Double Row

6900 Series

RLS Series

670 Series

1200 Series

7000 Series

5200 Series

6000 Series

RMS Series

680 Series

1300 Series

7200 Series

5300 Series

6200 Series

R Series

690 Series

2200 Series

7300 Series

 

6300 Series

1600 Series

600 Series

2300 Series

 

 

6400 Series

3000 Series

620 Series

 

 

 

16000 Series

 

630 Series

 

 

 

 

 

BR00 Series

 

 

 

Spherical

Cylindrical

Tapered

Needle

Thrust

Thrust

Roller Bearings

Roller Bearings

Roller Bearings

Roller Bearings

Roller Bearings

Roller Bearings

23000 Series

N Series

35710 Series

K Series

51100 Series

29200 Series

24000 Series

NU Series

30300 Series

NA Series

51200 Series

29300 Series

22200 Series

NJ Series

31300 Series

NKI Series

51300 Series

29400 Series

22300 Series

NUP Series

32200 Series

RNA Series

51400 Series

200/500 Series

23200 Series

NNU Series

32300 Series

NK Series

52200 Series

200/600 Series

 

NF Series

LM Series

HK Series

52300 Series

200/700 Series

 

NN Series

JLM Series

BK Series

52400 Series

 

 

 

JM Series

 

53200 Series

 

 

 

L Series

 

53300 Series

 

 

 

 

 

53400 Series

 

 

 

 

 

54200 Series

 

 

 

 

 

54300 Series

 

 

 

 

 

54400 Series

 

HIGH QUALITY BEARING

Adopting high quality bearing steel, smooth surface, comfortable hand feeling, high precision, corrosion resistance.

HIGH SPEED 

LOW FRICTION RESISTANCE

Good anti-wear properties for higher speeds and more efficient work with machinery.

LESS NOISY 

NOT EASY TO HEAT

Less noise, low friction, higher speed, not easy to get hot, higher bearing load.

STRONG STABILITY 

LONG LIFE

Process performance is good, light weight, each bearing layers of control, to ensure that a product handed over to the customer 100% up to international standards, should be supplied to customers demand for higher precision.

SUPPORT CUSTOMIZATION

Wide range of products, various specifications, and support for customisation according to drawings.

Bearing products are widely used in railway, aerospace, light and heavy industry, food machinery and many other fields.
ZheJiang Deruna Bearing Co.,Ltd.is a pro-fessional bearing factory and trading companyin HangZhou, ZheJiang .Now we have a group of outstanding technicalpersonnel with rich experience and many yearsof work,and advanced automatic productionine of bearings.Our factory mainly produce pillow block bearing with housing,deepgroove ball bearing, tapered roller bearing and sales of other types of bearings. With our serious effort in the bearing field for nearly 20 years, we have the extensive experience of working with many internationally renowned companies.

In order to supply even more stable quality to our vast customers, we established a factory in Liao Cheng city,ZheJiang province.

Beside standard specifications, we also provide the customized service.Welcome all of customers visit our factory . We look forward to establishing a good long-termbusiness relationship with you.
1.I couldn’t find a design to fit my application in your catalog. Can you help me design a bearing?

Yes, technical expertise is available to assist you with engineering design for custom products. Available options include, but are not limited to, custom rings, retainers, balls, shields, lubricants, and packaging. We look forward to working with you to satisfy your rotary motion requirements.

2.How Can We Guarantee Quality?

We have professional inspection equipment and quality inspection personnel. Firstly, we will strictly control the production of products in the production process, and strictly screen the finished products after they are finished.

3.How Long is Your Delivery Time?

Generally takes about 7-15 working days for production based on specifications for your order and quantity. Inventory bearings can arrange shipment immediately after payment received.

4.Where is your port of shipment located?

Our main port of shipment is HangZhou & Qindao port, and we may operate at other ports if required by the customer.

5.What is Your Terms of Payment ?

Payment1,000usd, 30% T/t in Advance, Balance Before Shipment.

/* 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

Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Seals Type: Open
Samples:
US$ 4.3/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

ball bearing

Are there Specific Maintenance Practices to Ensure the Longevity of Ball Bearings?

Maintaining ball bearings is essential to ensure their longevity, reliable performance, and prevent premature failure. Proper maintenance practices can extend the lifespan of ball bearings and the equipment they are used in. Here are specific maintenance practices to consider:

  • Regular Lubrication:

Implement a regular lubrication schedule using the appropriate lubricant for the application. Lubrication reduces friction, prevents wear, and helps dissipate heat. Follow manufacturer guidelines for lubricant type, quantity, and frequency.

  • Clean Environment:

Keep the operating environment clean and free from contaminants. Dust, dirt, and debris can infiltrate bearings and cause damage. Use seals or shields to protect bearings from contaminants, especially in harsh environments.

  • Proper Installation:

Ensure correct installation of bearings using proper tools and techniques. Improper installation can lead to misalignment, uneven load distribution, and premature wear. Follow manufacturer recommendations for installation procedures.

  • Regular Inspections:

Perform routine visual inspections to check for signs of wear, damage, or contamination. Regular inspections can help identify issues early and prevent further damage. Pay attention to noise, vibration, and temperature changes.

  • Temperature Monitoring:

Monitor bearing temperatures during operation using infrared thermometers or sensors. Abnormal temperature increases can indicate inadequate lubrication, misalignment, or other problems.

  • Correct Handling:

Handle bearings with care to prevent damage during storage, transportation, and installation. Avoid dropping or subjecting them to impacts that can affect their internal components.

  • Bearing Removal and Replacement:

Follow proper procedures when removing and replacing bearings. Use appropriate tools and techniques to avoid damage to the bearing or the surrounding components.

  • Alignment Maintenance:

Maintain proper shaft and housing alignment to prevent excessive loads and wear on the bearing. Misalignment can lead to increased stress and premature failure.

  • Training and Education:

Provide training to operators and maintenance personnel on proper bearing maintenance and handling practices. Educated personnel are more likely to identify issues and perform maintenance correctly.

  • Documented Records:

Keep records of maintenance activities, inspections, lubrication schedules, and any issues encountered. This documentation helps track the bearing’s performance over time and informs future maintenance decisions.

By implementing these maintenance practices, you can ensure the longevity of ball bearings, minimize downtime, reduce operational costs, and maintain the reliability of the equipment they are a part of.

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 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 Standard Original CZPT Single Row Angular Contact Ball Bearing 7220c for Motorcycle Parts   bearing driver kitChina Standard Original CZPT Single Row Angular Contact Ball Bearing 7220c for Motorcycle Parts   bearing driver kit
editor by CX 2024-04-10

China supplier High Quality Long Life Steel Single Row Deep Groove Ball Bearing 6201 6202 6203 6204 6205 6206 2RS for Exercise Bike manufacturer

Product Description


Deep groove ball bearings are the most representative of rolling bearings, with simple structure, They are easy to use and versatile .
Such bearings are non-separabal bearings,the inner and outer rings are rolled into a ditch arc type. They can bear radial load and axial load,with low coefficient of friction,high limiting speed .They are suitable for high-spped,low noise ,low vibration cccasions.
Deep groove balll bearings are widely used in auto-mobiles,machinetools,motors,instrumentation,construction machinery,railway vehicles,agricultural machinery and various equipment in machinery industry.

Product Parameters

 

Eaaring No      Di
  d  
mension
(mm)
   B
Mass(kg) Bearing No DI
  d  
mension 
D
 (mm)
     B
Mass(kg)
  604 4 12   4.0     6212 60 110    22   0.780
  606 6 17   17.0     6213 65 120    23   0.990
  608   22   7.0 0.0080   8214 70 125    24   1.050
  623 3 10   4.0 0.571   6215 75 130    25   1.200
  625 5 16   5.0 0.0050   6216 80 140    26   1.400
  634 4 16   5.0 0.0050   6217 85 150    28   1.800
  635 5 19   6.0 0.0080   6218 90 160    30   2.150
  680 9 22   7.0     6219 95 170    32   2.600
  618/3 3 7   2.0 0.0003   6220 100 100    34   3.150
  618/4 4 9   2.5 0.0006   6221 105 190    36 00
   618/5 5 11   3.0 0.0120   6222 10 200     38   4.350
  6000 10 26   8.0 0.0190   6300 10  35    11   0.053
  6001 12 20   8.0 0.5710   6301 12  37    12   0.060
  6002 15 32   9.0 0.0300   6302 15  42    13   0.082
  6003 17 35   10.0 0.0390   6303 17  47    14   0.120
  6004 20 42   120 0.0690   6304 20  52    15   0.140
  6005 25 47   12.0 0.0800   6205 25  62    17   0.230
  6006 30 55   13.0 0.1200   6306 30  72    19 0.3680
  6007 35 62   14.0 0.1600   6207 35  80    21 0.460
  6008 40 68   15.0 0.1900   6309 40  90    23 0.630
  6009 45 75   16.0 0.2500   6309 45  100    25 0.830
   6571 50 80   16.0 0.2600   6310 50   110     27 1.050
  6011 55 90   18.0 0.3000   6311 55  120    29 1.350
  6012 0 96   18.0 0.4200   6312 60  130    31 1.700
  6013 65 100   18.0 0.4400   6313 65  140    33 2.100
  6014 70 110   20.0 0.6000   6314 70  150    35 2.500
  6015 75 115   20.0 0.6400   6315 75  160    37 3.000
  6016 80 120   22.0 0.8500   6316 80  170    39 3.600
  6017 85 130   22.0 0.8900   6217 85  180    41 4.260
  6018 90 140   24.0 1.1500   6318 90  190    43 4.900
  6019 95 145   24.0 1.2000   6319 95  200    45 5.650
  6571 100 150   24.0 1.2500   6320 100  215    47 7.000
  6571 105 160   26.0 16,000    6401 12  42    13 0.048
   6571 110 170   28.0 1.9500   6402 15   52     15 0.137
  6200 10 30   9.0 0.0320   6403 17  62    17 0.271
  850 12 32   10.0 0.571   6404 20  72    19 0.408
  6202 15 35   11.0 0.0450   6405 25  80    21 0.528
  6203 17 40   12.0 0.0650   6406 30  90    23 0.720
  6204 20 47   14.0 0.1100   6407 35  100    25 0.936
  6205 25 52   15.0 0.1300   6408 40  110    27 1.200
  6206 30 62   16.0 0.2000   6409 45  120    28 1.550
  6207 35 72   17.0 0.2900   6410 50  130    31 1.910
  6208 40 80   18.0 0.3700   6411 55  140    33 2.320
  6209 45 85   19.0 0.4100   6412 60  150    35 2.790
  6210 0 90   20.0 0.4600   6413 65  160    37 3.360
   6211 55 100   21.0 0.6100   6414 70   180     42 5.000
      “Aval  lable  typas:apan,Z.ZZ,RS;2RS,N,ZN

 

OUR PRODUCTS

SCOPE OF APPLICATION

Packaging & Shipping

 

FAQ

Q1,What kind of factory are we?

A:We are based in ZheJiang , China, selling to Southeast Asia,North America, Africa, Oceania, South America,
South Asia, and Europe.

Q2,what can you buy from us?

A:Electric Motorcycle, Electric Tricycle, Electric Balance, Electric Scooter, and Their Parts.

Q3,How can we guarantee quality?

A:We always have a pre-production sample before mass production. We always conduct a final inspection before shipment. We have
departments responsible for after-sales service. 

 Q4,What’s our MOQ?

A:We have no minimum order quantity (MOQ) for new customers We accept small orders to support your trial order, new designs, and
marketing development.

Q5,Why did you choose us?

A:We have been engaged early in the development, production, sales, and service of electric vehicles in China. We welcome
customers, business associations, and friends from all over the world to contact us for cooperation and mutual benefit.

 

/* 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

Material Option 2: Stainless Steel
Lubrication: Grease or Oil
Aligning: Non-Aligning Bearing
Separated: Unseparated
Model No.: 608zz 6203 6202 2RS 6207 6005 6201 6206 6309
Load Direction: Radial Bearing

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 are the Differences between Deep Groove Ball Bearings and Angular Contact Ball Bearings?

Deep groove ball bearings and angular contact ball bearings are two common types of ball bearings, each designed for specific applications and load conditions. Here are the key differences between these two types of bearings:

  • Design and Geometry:

Deep Groove Ball Bearings:

Deep groove ball bearings have a simple design with a single row of balls that run along deep raceways in both the inner and outer rings. The rings are usually symmetrical and non-separable, resulting in a balanced load distribution.

Angular Contact Ball Bearings:

Angular contact ball bearings have a more complex design with two rows of balls, oriented at an angle to the bearing’s axis. This arrangement allows for the transmission of both radial and axial loads, making them suitable for combined loads and applications requiring high precision.

  • Load Carrying Capacity:

Deep Groove Ball Bearings:

Deep groove ball bearings are primarily designed to carry radial loads. They can handle axial loads in both directions, but their axial load-carrying capacity is generally lower compared to angular contact ball bearings.

Angular Contact Ball Bearings:

Angular contact ball bearings are specifically designed to handle both radial and axial loads. The contact angle between the rows of balls determines the bearings’ axial load-carrying capacity. They can handle higher axial loads and are commonly used in applications with thrust loads.

  • Contact Angle:

Deep Groove Ball Bearings:

Deep groove ball bearings have no defined contact angle, as the balls move in a deep groove along the raceways. They are primarily designed for radial loads.

Angular Contact Ball Bearings:

Angular contact ball bearings have a specified contact angle between the rows of balls. This contact angle allows them to carry both radial and axial loads and is crucial for their ability to handle combined loads.

  • Applications:

Deep Groove Ball Bearings:

Deep groove ball bearings are commonly used in applications that primarily require radial loads, such as electric motors, pumps, and conveyor systems. They are also suitable for high-speed operation.

Angular Contact Ball Bearings:

Angular contact ball bearings are used in applications where both radial and axial loads are present, such as in machine tools, automotive wheel hubs, and aerospace components. They are especially useful for applications that require precise axial positioning and handling of thrust loads.

  • Limitations:

Deep Groove Ball Bearings:

Deep groove ball bearings are not as suitable for handling significant axial loads and may experience skidding under certain conditions due to their deep raceways.

Angular Contact Ball Bearings:

Angular contact ball bearings can experience increased heat generation and wear at higher speeds due to the contact angle of the balls.

In summary, the design, load-carrying capacity, contact angle, and applications differ between deep groove ball bearings and angular contact ball bearings. Choosing the appropriate type depends on the specific load conditions and requirements of the application.

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 supplier High Quality Long Life Steel Single Row Deep Groove Ball Bearing 6201 6202 6203 6204 6205 6206 2RS for Exercise Bike   manufacturerChina supplier High Quality Long Life Steel Single Row Deep Groove Ball Bearing 6201 6202 6203 6204 6205 6206 2RS for Exercise Bike   manufacturer
editor by CX 2024-04-08

China best Fsk Brand 7060 Bgm Single Row Angular Contact Ball Bearing 300*460*74 mm Top Quality wheel bearing

Product Description

FSK Brand 7060 BGM Single Row Angular Contact Ball Bearing 300*460*74 mm Top Quality

Bearing Specification :

Model Number 7060 BGM
Alternative Number 1 7060-MP-UA
Alternative Number 2 7060-B-MP
Part Name Angular Contact Ball Bearing
Application Machine Tool Spindle Bearing
Brand FSK / KBE / SKB / OEM
Material Gcr15 Chrome Steel
Cage Brass Cage
Row Single Row
Dimensions(mm)(d*D*b) 300*460*74 mm
Weight / Mass ( KG ) 42.5 KG
HS Code  8482800000
Original Country Show CHINA

Bearings Detailed Pictures:

Same Series Bearings We Offer:

Bearing Number d D H m
7038 ACD/P4A B7038-C-T-P4S-UL B7038-E-T-P4S-UL 190 mm 290 mm 46 mm 9.2 KG
7040 ACD/P4A B7040-C-T-P4S-UL B7040-E-T-P4S-UL 200 mm 310 mm 51 mm 11.6 KG
7044 ACD/P4A B7044-C-T-P4S-UL B7044-E-T-P4S-UL 220 mm 340 mm 56 mm 15.7 KG
7048 ACD/P4A B7048-C-T-P4S-UL B7048-E-T-P4S-UL 240 mm 360 mm 56 mm 16.8 KG
7052 BGM 7052-MP-UA 7052-MP 260 mm 400 mm 65 mm 28.5 KG
7056 BGM 7056-MP-UA 7056-MP 280 mm 420 mm 65 mm 30 KG
7060 BGM 7060-MP-UA 7060-B-MP 300 mm 460 mm 74 mm 42.5 KG
7064 BGM 7064-MP-UA 7064-MP 320 mm 480 mm 74 mm 44.5 KG
7068 BGM 7068-MP-UA 7068-MP 340 mm 520 mm 82 mm 61.5 KG
7072 BGM 7072-MP-UA 7072-MP 360 mm 540 mm 82 mm 62.5 KG
7076 BGM     380 mm 560 mm 82 mm 65.5 KG
7080 BM   7080-MP 400 mm 600 mm 90 mm 90.5 KG
7084 BGM 7084-MP-UA 7084-MP 420 mm 620 mm 90 mm 95 KG
7088 BM   7088-MP 440 mm 650 mm 94 mm 100 KG
7092 BM   7092-MP 460 mm 680 mm 100 mm 120 KG
7096 BM     480 mm 700 mm 100 mm 125 KG
70/500 BM     500 mm 720 mm 100 mm 130 KG
70/530 BM 70/530-MPB   530 mm 780 mm 112 mm 175 KG
70/600 AGMB 70/600-MPB   600 mm 870 mm 118 mm 230 KG
70/630 AMB     630 mm 920 mm 128 mm 270 KG
70/670 AMB 70/670-MPB   670 mm 980 mm 136 mm 340 KG
70/710 AMB     710 mm 1030 mm 140 mm 370 KG
70/750 AMB     750 mm 1090 mm 150 mm 445 KG
70/800 AMB     800 mm 1150 mm 155 mm 500 KG
70/850 AMB 70/850-MPB-UA   850 mm 1220 mm 165 mm 595 KG
70/900 AMB     900 mm 1280 mm 170 mm 665 KG
70/950 AMB     950 mm 1360 mm 180 mm 805 KG
70/1000 AMB     1000 mm 1420 mm 185 mm 890 KG
70/1060 AMB     1060 mm 1500 mm 195 mm 1050 KG
70/1120 AMB     1120 mm 1580 mm 200 mm 1150 KG
70/1180 AMB     1180 mm 1660 mm 212 mm 1350 KG
70/1250 AMB     1250 mm 1750 mm 218 mm 1600 KG

Other Bearings We Offer:

Deep groove ball bearings Linear ball bearings Pillow block bearings Clutch release bearings
Cylindrical roller bearings Needle roller bearings Thrust ball bearings Thrust roller bearings
Spherical roller bearings Ball joint bearings Conveyor roller bearings Angular contact ball bearings

Our Advantage:

About FSK Factory Condition :

FAQ:
1.How can I get the bearing price?
Mike: You can leave your message on Alibaba, or conact us directly by email, , SkYPE, Viber. Tell us your quantity, usually 2-5 hours you will get the price.
2.How can I buy them?
Mike: You can place order on Alibaba, or pay the payment by Western Union, Paypal, T/T and L/C.
3. How long I can get these bearings?
Mike: for small order, we will delivery the bearings in 1-2 days after recive your payment. usually 3-5 days will arrive in your place by international express, such as DHL, TNT, UPS and so on. For big order, please contact us.
4.How to protect the bearing quality?
Mike: All procudts passed ISO9001:2008 and ISO14000 certificates. we can accept small sample order, you can check the quality.
5. Other service.
Mike: We can offer OEM service according to your demand.
 
FSK Bearing Company Advantages:
(1) We have first-class testing equipment to detect bearing various data parameters and control the quality of the bearing.
Whenever bearings must first detected whether the quality is qualified and the unqualified bearing will be eliminated directly.
So we can get the trust of a large number of customers, and supply them for several years.
(2) We have our own R & D capabilities, to help customers solve the problem of non-standard bearings.
We can also according to customer requirements change their own mark.
(3) Price, our manufacture ensure that our prices across China are quite competitive.
It is better for you to compare prices and quality among suppliers.
But everyone knows you can not buy the highest quality products with the lowest price,
but our product is the best quality if you use equal price.
 
FSK Cooperation Details
Delivery:
For Small weight or ungent ,we send by express UPS,DHL,FEDEX, or EMS,china post with Thracking number
For max production , we will ship by sea/air.
Payment Item:
TT, 30% deposit , 70% before shippment.
L/C At Sight
Paypal Or Western Union In advance
Service:
Trade Assurance
Payment Protection
Timely Delivery Guaranteed
Product Qualtity Protection

 

FSK Brand 7060 BGM Single Row Angular Contact Ball Bearing 300*460*74 mm Top Quality, Get Cheap Price From China Bearing Factory Now !

 

/* 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
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 0.5/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

How do Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

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 best Fsk Brand 7060 Bgm Single Row Angular Contact Ball Bearing 300*460*74 mm Top Quality   wheel bearingChina best Fsk Brand 7060 Bgm Single Row Angular Contact Ball Bearing 300*460*74 mm Top Quality   wheel bearing
editor by CX 2024-04-04

China Professional 6217 2RS High Precision 85*150*28 mm Single Row Ball Bearing 6217 2rz for Air Compressor, Motor bearing assembly

Product Description

Product Description

6200 series deep groove ball bearings
other products: product-list-1.html

Bearing NO (mm)Boundary Dimensions (Kn) (Kn) (r/min)Limit Rotational Speed (Kg)
Weight
d D B Dynamic Load Rating
Cr
Static Load Rating
Cor
Grease Lubrication Oil Lubrication
6200 10 30 9 5.11 2.39 24000 30000 0.032
6201 12 32 10 6.82 3.06 22000 28000 0.035
6202 15 35 11 7.64 3.72 20000 24000 0.045
6203 17 40 12 9.57 4.79 17000 20000 0.064
6204 20 47 14 12.84 6.65 15000 18000 0.103
6205 25 52 15 14.02 7.88 13000 15000 0.127
6206 30 62 16 19.46 11.31 11000 13000 0.202
6207 35 72 17 25.67 15.30 9500 11000 0.287
6208 40 80 18 29.52 18.14 8500 10000 0.367
6209 45 85 19 32.67 20.68 7500 9000 0.416
6210 50 90 20 35.07 23.18 7100 8500 0.462
6211 55 100 21 43.50 29.20 6300 7500 0.602
6212 60 110 22 52.50 36.00 5600 7100 0.789
6213 65 120 23 58.50 40.50 5300 6300 0.990
6214 70 125 24 63.70 45.00 5000 6300 1.100
6215 75 130 25 68.90 49.00 4800 5600 1.200
6216 80 140 26 72.50 53.00 4500 5300 1.400
6217 85 150 28 83.20 63.80 4300 5000 1.750
6218 90 160 30 95.80 71.50 4000 4800 2.200
6219 95 170 32 110.0 82.80 3800 4500 2.620
6220 100 180 34 122.0 92.80 3600 4300 3.200
6221 105 190 36 133.0 105.0 3400 4000
6222 110 200 38 144.0 117.0 2800 3400
6224 120 215 40 155.0 131.0 2600 3200

 

 

Detailed Photos

 


Black chamfer with rubber seal

Black chamfer with white dust cover

open UG

white chamfer with yellow dust cover

ceramic ball bearing

Non-standard bearings

THE USE OF THE BEARING
Some tips on use
Rolling bearing is a precise part. Therefore it should be used carefully. No matter how high performance the bearing has, it can be obtained by improper use, the followings are the points for attention to use bearings.
(1) Keep clean the bearing and its surrounding areas
It is harmful to the bearing even by tiny dust which can not be seen by human eyes. Therefore it should always keep clean the surrounding environments in order to prevent the bearing from dust corrosion.
(2) Use bearing carefully
Scar and indentation can essily be produced out of strong impact to the bearing in use and become the cause of accidents. Therefore special caution should be given to its use.
(3) Use the appropriate operating tool
Avoid using a hammer or heavy direct tap on a bearing or sleeve, must use appropriate tools such as press or heating.
(4) Be careful to the rust corrosion of the bearings
The sweat in the hands will cause rust in operating the bearings. Therefore your hands should be cleanly washed and dried before operation. You’d better wear gloves in doing the work. 
(5) Handler should familiar with bearing
(6) Establish bearing handling criteri
·Bearing storage
.Bearing and surrounding cleaning
.Dimension of mounting parts and inspection
.Machining quality
.Mounting handing
.After mounting inspection
·Disassembly handing
·Keep maintain
·Adding lubricant

 

Installation Instructions

 Bearing mounting
 Precautions for proper mounting of bearing
1) Bearing preparation
Bearing should not be unpacked until before mounting due to spray anti-corrosion oil and pack anti-corrosion paper. In addition, spray anti-corrosion oil on bearing have good lubricate function. For general purpose, just directly using bearing fill-in grease bearings, without cleaning. However, bearing for instrument or high speed rotating must be cleaned with clean filtered oil in order to remove the anti-corrosion oil. At that time, the bearings are easy to corrosion could not storage long term.
2) Inspection of shafts and housings
Cleaning shaft and housing, confirming no scratched or machine burrs, no CZPT and cutting piece in housing. Secondly comppare with drawing, the shaft and housing of dimension, form and machining quality should be inspected.
chart 1 Measure location for shaft diameter                                                                         chart 2  Measure location for housing bore diameter                       

As chart 1 and chart 2 showing, divided several locations to be measure on shaft and housing bore diameters, It should be careful inspected perpendicular between shaft, housing fillet dimension and shoulder.
Before mounting bearing, it should be sprayed mechanical oil on fitting surface after check out the shaft and housing.

Bearing storage
Before leaving the factory, the bearing is sprayed proper rust-inhibiting oil and packed rust-inhibiting paper. The quality of bearing is guaranteed, if the packing is not broken.
For long-term storage, if the humidity less than 65% and the temperature about 20, it should storage on shelf which is higher 30cm than ground.
In addition, storage occasion should avoid sunshine and contact with cold wall.

Pictures about packaging

 

Company Profile

Our Advantages

1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain. 
SAMPLES
1. Samples quantity: 1-10 PCS are available. 
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
    pay samples charge and shipping cost. 
3. It’s better to start your order with Trade Assurance to get full protection for your samples order. 

CUSTOMIZED
The customized LOGO or drawing is acceptable for us. 

MOQ
1. MOQ: 10 PCS standard bearings. 
2. MOQ: 1000 PCS customized your brand bearings. 

OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield. 
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.

 

/* 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

Motor Parts: Motor Bearing
Water Pump Parts: Water Pump Bearing
Air Compressor Parts: Air Compressor Bearing
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|

Order Sample

black or white or as required
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 Temperature and Environmental Conditions Affect the Performance of Ball Bearings?

Temperature and environmental conditions have a significant impact on the performance and longevity of ball bearings. The operating environment can influence factors such as lubrication effectiveness, material properties, and overall bearing behavior. Here’s how temperature and environmental conditions affect ball bearing performance:

  • Lubrication:

Temperature variations can affect the viscosity and flow characteristics of lubricants. Extreme temperatures can cause lubricants to become too thin or too thick, leading to inadequate lubrication and increased friction. In high-temperature environments, lubricants can degrade, reducing their effectiveness.

  • Material Properties:

Temperature changes can alter the material properties of the bearing components. High temperatures can lead to thermal expansion, affecting bearing clearances and potentially causing interference between components. Extreme cold temperatures can make materials more brittle and prone to fracture.

  • Clearance Changes:

Temperature fluctuations can cause changes in the internal clearance of ball bearings. For instance, at high temperatures, materials expand, leading to increased clearance. This can affect bearing performance, load distribution, and overall stability.

  • Corrosion and Contamination:

Harsh environmental conditions, such as exposure to moisture, chemicals, or abrasive particles, can lead to corrosion and contamination of bearing components. Corrosion weakens the material, while contamination accelerates wear and reduces bearing life.

  • Thermal Stress:

Rapid temperature changes can result in thermal stress within the bearing components. Differential expansion and contraction between the inner and outer rings can lead to stress and distortion, affecting precision and bearing integrity.

  • Noise and Vibration:

Temperature-related changes in material properties and internal clearances can influence noise and vibration levels. Extreme temperatures can lead to increased noise generation and vibration, affecting the overall operation of machinery.

  • Lubricant Degradation:

Environmental factors like humidity, dust, and contaminants can lead to premature lubricant degradation. Oxidation, moisture absorption, and the presence of foreign particles can compromise the lubricant’s performance and contribute to increased friction and wear.

  • Seal Effectiveness:

Seals and shields that protect bearings from contaminants can be affected by temperature fluctuations. Extreme temperatures can lead to seal hardening, cracking, or deformation, compromising their effectiveness in preventing contamination.

  • Choosing Appropriate Bearings:

When selecting ball bearings for specific applications, engineers must consider the expected temperature and environmental conditions. High-temperature bearings, bearings with specialized coatings, and those with enhanced sealing mechanisms may be necessary to ensure reliable performance.

Overall, understanding the impact of temperature and environmental conditions on ball bearing performance is crucial for proper bearing selection, maintenance, and ensuring optimal operation in diverse industries and applications.

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 Professional 6217 2RS High Precision 85*150*28 mm Single Row Ball Bearing 6217 2rz for Air Compressor, Motor   bearing assemblyChina Professional 6217 2RS High Precision 85*150*28 mm Single Row Ball Bearing 6217 2rz for Air Compressor, Motor   bearing assembly
editor by CX 2024-03-28