Product Description
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot
strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,
low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing
and other industries, as well as general machinery.
|
Type |
BALL |
|
Structure |
Self-Aligning |
|
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
|
Precision Rating |
P0 P6 P5 P4 P2 |
|
Seals Type |
OPEN OR SEAL |
|
Number of Row |
Double row |
|
Product name |
Self-aligning Roller Bearing |
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(/(.*?):(.*)$/))&&1
| Product Name: | Self Aligning Ball Bearing |
|---|---|
| Characteristic: | High Precision |
| Advantage: | Large Bearing Capacity |
| Holder: | Copper and Iron Retainers |
| Quality: | High Quality |
| Rolling Body: | Roller Bearings |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.
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.
editor by CX 2024-05-14
China OEM Double Row Best Price 90X190X64mm Self Aligning Bearing 2318 Ball Bearing bearing bronze
Product Description
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot
strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,
low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing
and other industries, as well as general machinery.
|
Type |
BALL |
|
Structure |
Self-Aligning |
|
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
|
Precision Rating |
P0 P6 P5 P4 P2 |
|
Seals Type |
OPEN OR SEAL |
|
Number of Row |
Double row |
|
Product name |
Self-aligning Roller Bearing |
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(/(.*?):(.*)$/))&&1
| Product Name: | Self Aligning Ball Bearing |
|---|---|
| Characteristic: | High Precision |
| Advantage: | Large Bearing Capacity |
| Holder: | Copper and Iron Retainers |
| Quality: | High Quality |
| Rolling Body: | Roller Bearings |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.
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.
editor by CX 2024-05-10
China factory Fast Delivery Self-Aligning Ball Bearing 1207/1208/1209/1210/1211 with Best Sales
Product Description
1 1 1 1 1 1 1 1 10820 1 1 1 10 0 10 4 10 8 10571 1 1 1 10571 1 1 1 1 1009/500 10009/530 10009/560 10009/600 10009/630 10009/670 10009/710 10009/750 10009/800
/* 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(/(.*?):(.*)$/))&&1
| Contact Angle: | 45° |
|---|---|
| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 26/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
What Role do Seals and Shields Play in Protecting Ball Bearings from Dirt and Debris?
Seals and shields are critical components of ball bearings that play a crucial role in protecting them from dirt, debris, moisture, and contaminants in various applications. These protective features help maintain the integrity of the bearing’s internal components and ensure reliable operation. Here’s how seals and shields contribute to bearing protection:
- Contaminant Exclusion:
Seals and shields create a physical barrier between the external environment and the bearing’s interior. They prevent dust, dirt, water, and other contaminants from entering the bearing and coming into contact with the rolling elements and raceways.
- Lubrication Retention:
Seals and shields help retain lubrication within the bearing. They prevent the lubricant from escaping and contaminants from entering, ensuring that the bearing remains properly lubricated for smooth operation and reduced friction.
- Corrosion Prevention:
Seals and shields protect bearing components from exposure to moisture and corrosive substances. By preventing moisture ingress, they help extend the bearing’s lifespan by minimizing the risk of corrosion-related damage.
- Extended Bearing Life:
Seals and shields contribute to the overall longevity of the bearing by reducing wear and damage caused by contaminants. They help maintain a clean internal environment, which promotes proper rolling contact and minimizes the risk of premature failure.
- Enhanced Performance in Harsh Environments:
In applications exposed to harsh conditions, such as outdoor machinery or industrial settings, seals and shields are vital. They protect bearings from abrasive particles, chemicals, and extreme temperatures, ensuring reliable performance despite challenging conditions.
- Noise and Vibration Reduction:
Seals and shields can help reduce noise and vibration generated by the bearing. They provide additional damping and stability, contributing to smoother operation and enhanced user comfort in noise-sensitive applications.
- Customized Protection:
Manufacturers offer a variety of seal and shield designs to suit different application requirements. Some seals provide higher levels of protection against contamination, while others are designed for high-speed or high-temperature environments.
- Trade-Offs:
While seals and shields offer significant benefits, they can also introduce some friction due to contact with the bearing’s inner or outer ring. Engineers must balance the level of protection with the desired operating characteristics, considering factors like friction, speed, and environmental conditions.
Overall, seals and shields play a vital role in maintaining the integrity and performance of ball bearings. By effectively preventing contaminants from entering and preserving lubrication, they ensure the smooth and reliable operation of machinery and equipment in a wide range of applications.
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.
editor by CX 2024-05-08
China Best Sales High Load Capacity Self-Aligning Ball Bearing 2217K 2218K 2219K 2220K 2222K with 110X200X53 mm to Reduce Friction for Metallurgy supplier
Product Description
High load capacity self-aligning ball bearing 2217K 2218K 2219K 2220K 2222K with 110x200x53 mm to reduce friction for metallurgy
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing and other industries, as well as general machinery.
|
Type |
BALL |
|
Structure |
Self-Aligning |
|
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
|
Precision Rating |
P0 P6 P5 P4 P2 |
|
Seals Type |
OPEN OR SEAL |
|
Number of Row |
Double row |
|
Product name |
Self-aligning Roller Bearing |
Product Parameters
| Bearing No | Dimensionmm) | MabB(kg | Bearing No | Dimension(mm) | Mass(kg | ||||
| d | D | B | d | D | B | ||||
| 1200 | 10 | 30 | 9 | 0.035 | 1300 | 10 | 35 | 11 | 0.060 |
| 1201 | 12 | 32 | 10 | 0.042 | 1301 | 12 | 37 | 12 | 0.070 |
| 1202 | 15 | 35 | 11 | 0.051 | 1302 | 15 | 42 | 13 | 0.100 |
| 1203 | 17 | 40 | 12 | 0.076 | 1303 | 17 | 47 | 14 | 0.140 |
| 1204 | 20 | 47 | 14 | 0.120 | 1304 | 20 | 52 | 15 | 0.170 |
| 1206 | 25 | 52 | 15 | 0.140 | 1305 | 25 | 62 | 17 | 0.260 |
| 1206 | 30 | 62 | 16 | 0.230 | 1306 | 30 | 72 | 19 | 0.400 |
| 1207 | 35 | 72 | 17 | 0.320 | 1307 | 35 | 80 | 21 | 0.540 |
| 1208 | 40 | 80 | 18 | 0.410 | 1308 | 40 | 90 | 23 | 0.710 |
| 1209 | 45 | 85 | 19 | 0.490 | 1309 | 45 | 100 | 25 | 0.960 |
| 1210 | 50 | 90 | 20 | 0.540 | 1310 | 50 | 110 | 27 | 1.210 |
| 1211 | 55 | 100 | 21 | 0.720 | 1311 | 55 | 120 | 29 | 1.580 |
| 1212 | 60 | 110 | 22 | 0.900 | 1312 | 60 | 180 | 31 | 1.90 |
| 1213 | 65 | 120 | 23 | 0.920 | 1313 | 65 | 140 | 33 | 2.390 |
| 1214 | 70 | 125 | 24 | 1.290 | 1314 | 70 | 150 | 35 | 3.000 |
| 1215 | 75 | 130 | 25 | 1.350 | 1315 | 75 | 160 | 37 | 3.600 |
| 1216 | 80 | 140 | 26 | 1.650 | 1316 | 80 | 170 | 39 | 4.200 |
| 1217 | 85 | 150 | 28 | 2.100 | 2300 | 10 | 35 | 17 | 0.090 |
| 2200 | 10 | 30 | 14 | 0.050 | 2301 | 12 | 37 | 17 | 0.100 |
| 2201 | 12 | 32 | 14 | 0.053 | 2302 | 15 | 42 | 17 | 0.110 |
| 2202 | 15 | 35 | 14 | 0.600 | 2303 | 17 | 47 | 19 | 0.170 |
| 2203 | 17 | 40 | 16 | 0.090 | 2304 | 20 | 52 | 21 | 0.220 |
| 2204 | 20 | 47 | 18 | 0.150 | 2305 | 25 | 62 | 24 | 0.350 |
| 2205 | 25 | 52 | 18 | 0.190 | 2306 | 50 | 72 | 27 | 0.500 |
| 2206 | 80 | 62 | 20 | 0.260 | 2307 | 35 | 80 | 31 | 0.680 |
| 2207 | 35 | 72 | 23 | 0.440 | 2308 | 40 | 90 | 33 | 0.930 |
| 2208 | 40 | 90 | 23 | 0.530 | 2309 | 45 | 100 | 36 | 1.250 |
| 2209 | 45 | 85 | 23 | 0.550 | 2310 | 50 | 110 | 40 | 1.640 |
| 2210 | 50 | 90 | 23 | 0.680 | 2311 | 55 | 120 | 43 | 2.100 |
| 2211 | 55 | 100 | 25 | 0.810 | 2312 | 60 | 130 | 46 | 2.600 |
| 2212 | 60 | 110 | 28 | 1.100 | 2313 | 65 | 140 | 48 | 3.200 |
| 2213 | 65 | 120 | 31 | 1.500 | 2314 | 70 | 150 | 51 | 3.900 |
| 2214 | 70 | 125 | 31 | 1.620 | 2315 | 75 | 160 | 55 | 4.700 |
| 2215 | 75 | 130 | 31 | 1.720 | |||||
Applications:
- Industrial fans
- Agriculture
- Material handling
- Food and beverage
- Pulp and paper
Detailed Photos
Our Advantages
1.Free Sample bearing
2.ISO Standard
3.Bearing Small order accepted
4.In Stock bearing
5.OEM bearing service
6.Professional:16 years manufacture bearing
7.Customized bearing, Customer’s bearing drawing or samples accepted
8.Competitive price bearing
9.TT Payment or Western Union or Trade Assurance Order
****More produce***
Packaging & Shipping
Why choose us ?
1. Quality Control To ensure the quality of our vehicles and other products, Our QC staffs do strict supplier evaluations, in-coming inspections, in-process inspections, final inspections and pre-delivery inspections. The most important is that we listen to what our customers say and are always looking for ways to improve the quality of our products through continuous improvement.
2. OEM Ability We have built stable and long-term cooperate relationshilp with supermarkets,we canalso provide ODM, OEM and Agent services to our customers over the world.
3. Parts Available We have spare bearings for immediate delivery to anywhere in the world. Our Bearings widely used in the fields of motor, fan, injection molding machine, mining, mechanical equipment, metallurgy, rolling, automobile, railway, iron and steel, power, textile, packaging, petroleum, paper making, etc
4. Good Warranty We take customer satisfaction and product quality as the first priority for us. We supply reliable warranties and good after-sales services.
FAQ
*Q:Can I get samples from you?
A:We are honored to offer you samples for quality check.
*Q:What parts are manufactured by you?
A: :90% of bearings are manufactured by us.
*Q:What’s the leading time? (How long do you need to prepare my goods?)
A:10 days for sample orders. 30 days for mass production orders (based on different quantities)
*Q:How long do I need to wait before my goods arrive?
A:3-5 days for international express. 5-7 days for air transportation, 35-40 days for sea transportation.
*Q:Can you put my brand name (logo) on these products?
A: Yes, or container order. Sticker order qty over 100pcs.
*Q:What payment methods do you accept?
A:T/T, L/C, Western Union, etc.
*Q:What certificates do you have?
A: All of our products are with CE IAF certificate. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates. For some models, the certificates are already available. For other models, we will need your assistance to apply the certificates.
*Q:What is your product quality?
A:Our raw materials are purchased from qualified suppliers. And we have a strong quality control team to guarantee our quality. We always care what you care!!
*Q:What is your warranty?
A:Our warranty is 24 months after delivery. We always pay high attention to after sale service!! For those out of warranty, we have adequate parts.
Electrical and easy wear parts are not included in warranty range.
*Q:How are parts availability?
A:We keep stock of spare parts and make sure all parts available whenever you need.
Factory 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(/(.*?):(.*)$/))&&1
| Hardness: | HRC60-63 |
|---|---|
| Available: | DDU, Zz, VV, Open, Nr, M, C0, C2, C3, C4 |
| Quanlity: | P0, P6, P5, P4, P2, Z1V1, Z2V2, Z3V3 |
| Samples: |
US$ 0/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. |
|---|
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.
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.
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.
editor by CX 2024-04-04
China Best Sales High Quality Self-Aligning /Spherical Ball Bearing for Agricultural Machinery(1200 1201 1202 1203 1204 1205 1205K 1206 1206K 1207 1207K 1208 1208K 1209 1209K) bearing engineering
Product Description
Product Description
A self-aligning ball bearing has 2 rows of balls with common spherical raceways in the outer ring.
These bearings are made with seal or without seal. They are also available with tapered bore and adapter sleeve.
It has the ability to conciliate the angle error, and also the design of sealed and non-lubricated, so it’s suitable for working conditions without maintenance.
Applications and Industry:
Industrial fans
Agriculture
Material handling
Food and beverage
Pulp and paper
Textile machines
Plastic machinery
Medical equipment
Various industrial machinery.
Product Parameters
Technical specification
Suffix ‘K’—- Tapered bore
Prefix ‘S’— Stainless steel
We can also provide stainless steel self-aligning ball bearings.
| Bearing No. | Boundary Dimensions ( mm ) | Weight (kg) | ||
| Model # | d | D | B | |
| 1200 | 10 | 30 | 9 | 0.034 |
| 1201 | 12 | 32 | 10 | 0.040 |
| 1202 | 15 | 35 | 11 | 0.049 |
| 1203 | 17 | 40 | 12 | 0.073 |
| 1204 | 20 | 47 | 14 | 0.116 |
| 1205 | 25 | 52 | 15 | 0.140 |
| 1205 K | 25 | 52 | 15 | 0.140 |
| 1206 | 30 | 62 | 16 | 0.220 |
| 1206 K | 30 | 62 | 16 | 0.220 |
| 1207 | 35 | 72 | 17 | 0.320 |
| 1207 K | 35 | 72 | 17 | 0.320 |
| 1208 | 40 | 80 | 18 | 0.415 |
| 1208 K | 40 | 80 | 18 | 0.415 |
| 1209 | 45 | 85 | 19 | 0.465 |
| 1209 K | 45 | 85 | 19 | 0.465 |
| 1210 | 50 | 90 | 20 | 0.531 |
| 1210 K | 50 | 90 | 20 | 0.531 |
| 1211 | 55 | 100 | 21 | 0.705 |
| 1211 K | 55 | 100 | 21 | 0.705 |
| 1212 | 60 | 110 | 22 | 0.900 |
| 1212 K | 60 | 110 | 22 | 0.900 |
| 1213 | 65 | 120 | 23 | 1.150 |
| 1213 K | 65 | 120 | 23 | 1.150 |
| 1214 | 70 | 125 | 24 | 1.240 |
| 1215 | 75 | 130 | 25 | 1.390 |
| 1215 K | 75 | 130 | 25 | 1.390 |
| 1216 | 80 | 140 | 26 | 1.700 |
| 1216 K | 80 | 140 | 26 | 1.700 |
| 1217 | 85 | 150 | 28 | 2.060 |
| 1217 K | 85 | 150 | 28 | 2.060 |
| 1218 | 90 | 160 | 30 | 2.590 |
| 1218 K | 90 | 160 | 30 | 2.590 |
| 1219 | 95 | 170 | 32 | 3.100 |
| 1220 | 100 | 180 | 34 | 3.700 |
| 1220 K | 100 | 180 | 34 | 3.700 |
| 1224 | 120 | 215 | 42 | 6.770 |
| 1300 | 10 | 35 | 11 | 0.058 |
| 1301 | 12 | 37 | 12 | 0.067 |
| 1302 | 15 | 42 | 13 | 0.094 |
| 1303 | 17 | 47 | 14 | 0.130 |
| 1304 | 20 | 52 | 15 | 0.165 |
| 1305 | 25 | 62 | 17 | 0.255 |
| H200 Series Adapter Sleeve | ||||||
| No. | Dimension(mm) | Bearing No. | Mass(kg) | |||
| d | d1 | B1 | d2 | Spherical Ball Bearing | ||
| H202 | 15 | 12 | 19 | 25 | 1202K | |
| H203 | 17 | 14 | 20 | 28 | 1203K | |
| H204 | 20 | 17 | 24 | 32 | 1204K | 0.036 |
| H205 | 25 | 20 | 26 | 38 | 1205K | 0.064 |
| H206 | 30 | 25 | 27 | 45 | 1206K | 0.086 |
| H207 | 35 | 30 | 29 | 52 | 1207k | 0.12 |
| H208 | 40 | 35 | 31 | 58 | 1208K | 0.16 |
| H209 | 45 | 40 | 33 | 65 | 1209K | 0.21 |
| H210 | 50 | 45 | 35 | 70 | 1210K | 0.24 |
| H211 | 55 | 50 | 37 | 75 | 1211K | 0.28 |
| H212 | 60 | 55 | 38 | 80 | 1212K | 0.31 |
| H213 | 65 | 60 | 40 | 85 | 1213K | 0.36 |
| H214 | 70 | 60 | 41 | 92 | 1214K | 0.55 |
| H215 | 75 | 65 | 43 | 98 | 1215K | 0.66 |
| H216 | 80 | 70 | 46 | 105 | 1216K | 0.81 |
| H217 | 85 | 75 | 50 | 110 | 1217K | 0.94 |
| H218 | 90 | 80 | 52 | 120 | 1218K | 1.1 |
| H219 | 95 | 85 | 55 | 125 | 1219K | 1.25 |
| H220 | 100 | 90 | 58 | 130 | 1220K | 1.4 |
| H222 | 110 | 100 | 63 | 145 | 1222K | 1.8 |
Packaging & Shipping
Our Advantages
1. We have over 10 years’ experience.
2. OEM or Non-Standard Bearings: Any requirement for Non-standard bearings is easily fulfilled by us due to our vast knowledge and links in the industry.
3. After Sales Service and Technical Assistance: Our company provides after-sales service and technical assistance as per the customer’s requirements and needs.
4. Quick Delivery: Our company provides just-in-time delivery with our streamlined supply chain.
5.We attend promptly to any customer questions. We believe that if our customers are satisfied then it proves our worth. Our customers are always given quick support.
Please contact us immediately if you have any questions.
Related Products
/* 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(/(.*?):(.*)$/))&&1
| Cage: | Steel, Brass, Polymer |
|---|---|
| Ball: | Steel, Ceramic |
| Seal Type: | Open, 2RS |
| Samples: |
US$ 0/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. |
|---|
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.
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.
What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?
Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:
- Load Type and Magnitude:
Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.
- Speed and Operating Conditions:
Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.
- Accuracy and Precision:
For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.
- Space Limitations:
If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.
- Thrust and Radial Loads:
Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.
- Alignment and Misalignment:
If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.
- Mounting and Installation:
Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.
- Lubrication and Maintenance:
Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.
- Environmental Conditions:
Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.
- Bearing Material:
Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.
- Bearing Arrangement:
Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.
By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.
editor by CX 2024-03-27
China OEM 2322m 2322 Self Aligning Bearing with 110X240X80 Ball Bearing wheel bearing
Product Description
Self aligning ball bearings mainly bear radial loads and can also withstand small axial loads. The axial displacement of the
shaft (shell) is limited within the clearance limit, with automatic centering performance, allowing normal operation under
conditions of relatively small internal and external inclination. It is suitable for components where the support seat hole cannot
strictly guarantee coaxiality. Self aligning ball bearings are suitable for bearing heavy and impact loads, precision instruments,
low noise motors, automobiles, motorcycles, metallurgy, rolling mills, mines, petroleum, papermaking, cement, sugar squeezing
and other industries, as well as general machinery.
|
Type |
BALL |
|
Structure |
Self-Aligning |
|
Applicable Industries |
Food Shop, Energy & Mining, Food & Beverage Shops, Advertising Company |
|
Precision Rating |
P0 P6 P5 P4 P2 |
|
Seals Type |
OPEN OR SEAL |
|
Number of Row |
Double row |
|
Product name |
Self-aligning Roller Bearing |
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.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Product Name: | Self Aligning Ball Bearing |
|---|---|
| Characteristic: | High Precision |
| Advantage: | Large Bearing Capacity |
| Holder: | Copper and Iron Retainers |
| Quality: | High Quality |
| Rolling Body: | Roller Bearings |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
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.
What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?
Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:
- Load Type and Magnitude:
Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.
- Speed and Operating Conditions:
Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.
- Accuracy and Precision:
For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.
- Space Limitations:
If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.
- Thrust and Radial Loads:
Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.
- Alignment and Misalignment:
If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.
- Mounting and Installation:
Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.
- Lubrication and Maintenance:
Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.
- Environmental Conditions:
Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.
- Bearing Material:
Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.
- Bearing Arrangement:
Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.
By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.
editor by CX 2024-02-25
China Best Sales China High Quality Ball Bearing Roller Bearing Self-Aligning Ball Bearing with CZPT CZPT CZPT CZPT CZPT Bearing 2214 2214K 2214 Etn9 2214 Ektn9 2214 M 2214 Km with Good quality
Product Description
Self Aligning Ball Bearings
Self aligning ball bearings have 2 rows of balls, a common sphered raceway in the outer ring and 2 deep uninterrupted raceway grooves in the inner ring. Self aligning ball bearings are insensitive to angular misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection or housing deformations. Self aligning ball bearings are suitable for applications where the shaft relative to the housing bore is prone to angular misalignments. Under normal loads, depending on the dimensional series, the maximum permissible angular misalignment is approximately 2° to 4°. These bearings are available in open and sealed versions and inner rings with a cylindrical or tapered bore.
BEARING SERIES:
METRIC: 1200, 1300, 2200, 2300, 11200, 11300
TYPES: PLAIN AND TAPER BORE
CAGES: STEEL,BRASS,NYLON
MATERIAL: Chrome Steel SAE52100/100Cr6/GCr15 , Stainless Steel 420 and 440
QUALITY: ABEC-1/ABEC-3
| Bearing NO. | |
| New : | 2214 |
| Old : | |
| Boundary dimensions(mm) | |
| d : | 70 |
| D : | 150 |
| B : | 31 |
| rs min : | 1.5 |
| Basic load ratings(kN) | |
| Cr : | 44 |
| Cor : | 17.1 |
| Limiting speed(rpm) | |
| Grease : | 3900 |
| Oil : | 4600 |
| Weight (kg) | |
| Refer : | 1.52 |
| Conical Bore | 2214K |
| Available Type | 2214 M |
| 2214 TN9 | |
| 2214 TVH | |
| Clearance | C0;C2;C3;C4 |
| Tolearance | P0;P6 |
| Dimensions(mm) | Basic Load Rating(N) | Weight | ||||
| Bearing Number | d | D | B | Dyn.C | Stat.C0 | kg |
| 1200 | 10 | 30 | 9 | 5480 | 1200 | 0.034 |
| 1201 | 12 | 32 | 10 | 5550 | 1250 | 0.04 |
| 1202 | 15 | 35 | 11 | 7480 | 1750 | 0.049 |
| 1203 | 17 | 40 | 12 | 7900 | 2571 | 0.073 |
| 1204 | 20 | 47 | 14 | 9950 | 2650 | 0.116 |
| 1205 | 25 | 52 | 15 | 12000 | 3300 | 0.14 |
| 1206 | 30 | 62 | 16 | 15800 | 4700 | 0.22 |
| 1207 | 35 | 72 | 17 | 15800 | 5080 | 0.32 |
| 1208 | 40 | 80 | 18 | 19200 | 6400 | 0.415 |
| 1209 | 45 | 85 | 19 | 21800 | 7320 | 0.465 |
| 1210 | 50 | 90 | 20 | 22800 | 8080 | 0.531 |
| 1211 | 55 | 100 | 21 | 26800 | 10000 | 0.705 |
| 1212 | 60 | 110 | 22 | 35710 | 11500 | 0.9 |
| 1213 | 65 | 120 | 23 | 31000 | 12500 | 1.15 |
| 1214 | 70 | 125 | 24 | 34500 | 13500 | 1.24 |
| 1215 | 75 | 130 | 25 | 38800 | 15200 | 1.39 |
| 1216 | 80 | 140 | 26 | 39500 | 16800 | 1.7 |
| 1217 | 85 | 150 | 28 | 48800 | 20500 | 2.06 |
| 1218 | 90 | 160 | 30 | 56500 | 23200 | 2.59 |
| 1219 | 95 | 170 | 32 | 63500 | 27000 | 3.1 |
| 1220 | 100 | 180 | 34 | 67400 | 28400 | 3.7 |
| 1224 | 120 | 215 | 42 | 117000 | 51000 | 6.77 |
| 1300 | 10 | 35 | 11 | 7220 | 1620 | 0.058 |
| 1301 | 12 | 37 | 12 | 9420 | 2120 | 0.067 |
| 1302 | 15 | 42 | 13 | 9500 | 2280 | 0.094 |
| 1303 | 17 | 47 | 14 | 12500 | 3180 | 0.13 |
| 1304 | 20 | 52 | 15 | 12500 | 3380 | 0.165 |
| 1305 | 25 | 62 | 17 | 17800 | 5050 | 0.255 |
| 1306 | 30 | 72 | 19 | 21500 | 6280 | 0.385 |
| 1307 | 35 | 80 | 21 | 25000 | 7950 | 0.51 |
| 1308 | 40 | 90 | 23 | 29500 | 9500 | 0.715 |
| 1309 | 45 | 100 | 25 | 38000 | 12800 | 0.955 |
| 1310 | 50 | 110 | 27 | 43200 | 14200 | 1.2 |
| 1311 | 55 | 120 | 29 | 51500 | 18200 | 1.6 |
| 1312 | 60 | 130 | 31 | 57200 | 21200 | 1.95 |
| 1313 | 65 | 140 | 33 | 61800 | 22800 | 2.42 |
| 1314 | 70 | 150 | 35 | 74500 | 27500 | 3 |
| 1315 | 75 | 160 | 37 | 79000 | 29800 | 3.55 |
| 1316 | 80 | 170 | 39 | 86700 | 31400 | 4.17 |
| 1317 | 85 | 180 | 41 | 97800 | 37800 | 5 |
| 1318 | 90 | 190 | 43 | 115000 | 42000 | 5.8 |
| 1318 | 90 | 190 | 43 | 115000 | 42000 | 5.8 |
| 1319 | 95 | 200 | 45 | 132000 | 50800 | 6.7 |
| 1320 | 100 | 215 | 47 | 141000 | 55000 | 8.3 |
| 1322 | 110 | 240 | 50 | 161000 | 70000 | 12 |
| 2200 | 10 | 30 | 14 | 8000 | 1800 | 0.048 |
| 2201 | 12 | 32 | 14 | 8400 | 1900 | 0.052 |
| 2202 | 15 | 35 | 14 | 8600 | 2000 | 0.056 |
| 2203 | 17 | 40 | 16 | 10400 | 2500 | 0.087 |
| 2204 | 20 | 47 | 18 | 16400 | 4100 | 0.13 |
| 2205 | 25 | 52 | 18 | 15200 | 3900 | 0.16 |
| 2206 | 30 | 62 | 20 | 15200 | 4600 | 0.26 |
| 2207 | 35 | 72 | 23 | 21800 | 6650 | 0.405 |
| 2208 | 40 | 80 | 23 | 22500 | 7380 | 0.505 |
| 2209 | 45 | 85 | 23 | 23200 | 8000 | 0.54 |
| 2210 | 50 | 90 | 23 | 23200 | 8450 | 0.58 |
| 2211 | 55 | 100 | 25 | 26800 | 9950 | 0.8 |
| 2212 | 60 | 110 | 28 | 34000 | 12500 | 1.09 |
| 2213 | 65 | 120 | 31 | 43500 | 16200 | 1.45 |
| 2214 | 70 | 125 | 31 | 44000 | 17000 | 1.5 |
| 2215 | 75 | 130 | 31 | 44200 | 18000 | 1.6 |
| 2216 | 80 | 140 | 33 | 48800 | 25710 | 2.15 |
| 2217 | 85 | 150 | 36 | 58200 | 23500 | 2.67 |
| 2218 | 90 | 160 | 40 | 70000 | 28500 | 3.37 |
| 2220 | 100 | 180 | 46 | 97200 | 40500 | 4.94 |
| 2300 | 10 | 35 | 17 | 10000 | 2100 | 0.08 |
| 2301 | 12 | 37 | 17 | 11400 | 2600 | 0.091 |
| 2302 | 15 | 42 | 17 | 11800 | 2800 | 0.108 |
| 2303 | 17 | 47 | 19 | 14300 | 3500 | 0.168 |
| 2304 | 20 | 52 | 21 | 17800 | 4750 | 0.21 |
| 2305 | 25 | 62 | 24 | 24500 | 6480 | 0.335 |
| 2306 | 30 | 72 | 27 | 31500 | 8680 | 0.5 |
| 2307 | 35 | 80 | 31 | 39200 | 11000 | 0.675 |
| 2308 | 40 | 90 | 33 | 44800 | 13200 | 0.925 |
| 2309 | 45 | 100 | 36 | 55000 | 16200 | 1.23 |
| 2310 | 50 | 110 | 40 | 64500 | 19800 | 1.63 |
| 2311 | 55 | 120 | 43 | 75200 | 23500 | 2.09 |
| 2312 | 60 | 130 | 46 | 86800 | 27500 | 2.6 |
| 2313 | 65 | 140 | 48 | 96000 | 32500 | 3.2 |
| 2314 | 70 | 150 | 51 | 110000 | 37500 | 3.92 |
| 2315 | 75 | 160 | 55 | 122000 | 42800 | 4.78 |
| 2316 | 80 | 170 | 58 | 128000 | 45500 | 5.65 |
More You May Interest
Q: Why did you choose us?
A. We provide the best quality bearings with reasonable price, low friction, low noise and long service life.
B. With sufficient stock and fast delivery, you can choose our freight forwarder or your freight forwarder.
C. The best service provided by a well-trained international sales team.
Q: Do you accept small orders?
Surely, once your bearings are standard size bearings, even one, we will also accept.
Q: How long is your delivery time?
Generally speaking, if the goods are in stock, it is 1-3 days. If the goods are out of stock, it will take 6-10 days, depending on the quantity of the order.
Q: 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?
Q: What should I do if I don’t see the type of bearings I need?
We have too many bearing series numbers. Sometimes we can’t put them all on web. Just send us the inquiry and we will be very happy to send you the bearing details.
Welcome to contact me anytime! /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Cage: | Pressed Steel&Brass&Nylon |
|---|---|
| Ball Class: | G16&G10 |
| Clearance: | C0;C2;C3;C4 |
| Precision Class: | ABEC-1/P0;ABEC-3/P6 |
| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
How do Ceramic Ball Bearings Compare to Traditional Steel Ball Bearings in Terms of Performance?
Ceramic ball bearings and traditional steel ball bearings have distinct characteristics that can impact their performance in various applications. Here’s a comparison of how these two types of bearings differ in terms of performance:
- Material Composition:
Ceramic Ball Bearings:
Ceramic ball bearings use ceramic rolling elements, typically made from materials like silicon nitride (Si3N4) or zirconium dioxide (ZrO2). These ceramics are known for their high hardness, low density, and resistance to corrosion and wear.
Traditional Steel Ball Bearings:
Traditional steel ball bearings use steel rolling elements. The type of steel used can vary, but common materials include chrome steel (52100) and stainless steel (440C). Steel bearings are known for their durability and strength.
- Friction and Heat:
Ceramic Ball Bearings:
Ceramic bearings have lower friction coefficients compared to steel bearings. This results in reduced heat generation during operation, contributing to higher efficiency and potential energy savings.
Traditional Steel Ball Bearings:
Steel bearings can generate more heat due to higher friction coefficients. This can lead to increased energy consumption in applications where efficiency is crucial.
- Weight:
Ceramic Ball Bearings:
Ceramic bearings are lighter than steel bearings due to the lower density of ceramics. This weight reduction can be advantageous in applications where minimizing weight is important.
Traditional Steel Ball Bearings:
Steel bearings are heavier than ceramic bearings due to the higher density of steel. This weight may not be as critical in all applications but could impact overall equipment weight and portability.
- Corrosion Resistance:
Ceramic Ball Bearings:
Ceramic bearings have excellent corrosion resistance, making them suitable for applications in corrosive environments, such as marine or chemical industries.
Traditional Steel Ball Bearings:
Steel bearings are susceptible to corrosion, especially in harsh environments. Stainless steel variants offer improved corrosion resistance but may still corrode over time.
- Speed and Precision:
Ceramic Ball Bearings:
Ceramic bearings can operate at higher speeds due to their lower friction and ability to withstand higher temperatures. They are also known for their high precision and low levels of thermal expansion.
Traditional Steel Ball Bearings:
Steel bearings can operate at high speeds as well, but their heat generation may limit performance in certain applications. Precision steel bearings are also available but may have slightly different characteristics compared to ceramics.
- Cost:
Ceramic Ball Bearings:
Ceramic bearings are generally more expensive to manufacture than steel bearings due to the cost of ceramic materials and the challenges in producing precision ceramic components.
Traditional Steel Ball Bearings:
Steel bearings are often more cost-effective to manufacture, making them a more economical choice for many applications.
In conclusion, ceramic ball bearings and traditional steel ball bearings offer different performance characteristics. Ceramic bearings excel in terms of low friction, heat generation, corrosion resistance, and weight reduction. Steel bearings are durable, cost-effective, and widely used in various applications. The choice between the two depends on the specific requirements of the application, such as speed, precision, corrosion resistance, and budget considerations.
What Factors should be Considered when Selecting a Ball Bearing for a Particular Application?
Selecting the right ball bearing for a specific application involves careful consideration of various factors to ensure optimal performance, longevity, and reliability. Here are the key factors that should be taken into account:
- Load Type and Magnitude:
Determine the type of load (radial, axial, or combined) and the magnitude of the load that the bearing will need to support. Choose a bearing with the appropriate load-carrying capacity to ensure reliable operation.
- Speed and Operating Conditions:
Consider the rotational speed of the application and the operating conditions, such as temperature, humidity, and exposure to contaminants. Different bearing types and materials are suited for varying speeds and environments.
- Accuracy and Precision:
For applications requiring high accuracy and precision, such as machine tool spindles or optical instruments, choose high-precision bearings that can maintain tight tolerances and minimize runout.
- Space Limitations:
If the application has limited space, choose miniature or compact ball bearings that can fit within the available dimensions without compromising performance.
- Thrust and Radial Loads:
Determine whether the application requires predominantly thrust or radial load support. Choose the appropriate type of ball bearing (thrust, radial, or angular contact) based on the primary load direction.
- Alignment and Misalignment:
If the application experiences misalignment between the shaft and housing, consider self-aligning ball bearings that can accommodate angular misalignment.
- Mounting and Installation:
Consider the ease of mounting and dismounting the bearing. Some applications may benefit from features like flanges or snap rings for secure installation.
- Lubrication and Maintenance:
Choose a bearing with appropriate lubrication options based on the application’s speed and temperature range. Consider whether seals or shields are necessary to protect the bearing from contaminants.
- Environmental Conditions:
Factor in the operating environment, including exposure to corrosive substances, chemicals, water, or dust. Choose materials and coatings that can withstand the specific environmental challenges.
- Bearing Material:
Select a bearing material that suits the application’s requirements. Common materials include stainless steel for corrosion resistance and high-carbon chrome steel for general applications.
- Bearing Arrangement:
Consider whether a single-row, double-row, or multiple bearings in a specific arrangement are needed to accommodate the loads and moments present in the application.
By carefully evaluating these factors, engineers and designers can choose the most suitable ball bearing that aligns with the specific demands of the application, ensuring optimal performance, durability, and overall operational efficiency.
editor by CX 2024-02-10
China Professional China High Quality Ball Bearing Roller Bearing Self-Aligning Ball Bearing with CZPT CZPT CZPT CZPT CZPT Bearing 2214 2214K 2214 Etn9 2214 Ektn9 2214 M 2214 Km bearing distributors
Product Description
Self Aligning Ball Bearings
Self aligning ball bearings have 2 rows of balls, a common sphered raceway in the outer ring and 2 deep uninterrupted raceway grooves in the inner ring. Self aligning ball bearings are insensitive to angular misalignment of the shaft relative to the housing, which can be caused, for example, by shaft deflection or housing deformations. Self aligning ball bearings are suitable for applications where the shaft relative to the housing bore is prone to angular misalignments. Under normal loads, depending on the dimensional series, the maximum permissible angular misalignment is approximately 2° to 4°. These bearings are available in open and sealed versions and inner rings with a cylindrical or tapered bore.
BEARING SERIES:
METRIC: 1200, 1300, 2200, 2300, 11200, 11300
TYPES: PLAIN AND TAPER BORE
CAGES: STEEL,BRASS,NYLON
MATERIAL: Chrome Steel SAE52100/100Cr6/GCr15 , Stainless Steel 420 and 440
QUALITY: ABEC-1/ABEC-3
| Bearing NO. | |
| New : | 2214 |
| Old : | |
| Boundary dimensions(mm) | |
| d : | 70 |
| D : | 150 |
| B : | 31 |
| rs min : | 1.5 |
| Basic load ratings(kN) | |
| Cr : | 44 |
| Cor : | 17.1 |
| Limiting speed(rpm) | |
| Grease : | 3900 |
| Oil : | 4600 |
| Weight (kg) | |
| Refer : | 1.52 |
| Conical Bore | 2214K |
| Available Type | 2214 M |
| 2214 TN9 | |
| 2214 TVH | |
| Clearance | C0;C2;C3;C4 |
| Tolearance | P0;P6 |
| Dimensions(mm) | Basic Load Rating(N) | Weight | ||||
| Bearing Number | d | D | B | Dyn.C | Stat.C0 | kg |
| 1200 | 10 | 30 | 9 | 5480 | 1200 | 0.034 |
| 1201 | 12 | 32 | 10 | 5550 | 1250 | 0.04 |
| 1202 | 15 | 35 | 11 | 7480 | 1750 | 0.049 |
| 1203 | 17 | 40 | 12 | 7900 | 2571 | 0.073 |
| 1204 | 20 | 47 | 14 | 9950 | 2650 | 0.116 |
| 1205 | 25 | 52 | 15 | 12000 | 3300 | 0.14 |
| 1206 | 30 | 62 | 16 | 15800 | 4700 | 0.22 |
| 1207 | 35 | 72 | 17 | 15800 | 5080 | 0.32 |
| 1208 | 40 | 80 | 18 | 19200 | 6400 | 0.415 |
| 1209 | 45 | 85 | 19 | 21800 | 7320 | 0.465 |
| 1210 | 50 | 90 | 20 | 22800 | 8080 | 0.531 |
| 1211 | 55 | 100 | 21 | 26800 | 10000 | 0.705 |
| 1212 | 60 | 110 | 22 | 35710 | 11500 | 0.9 |
| 1213 | 65 | 120 | 23 | 31000 | 12500 | 1.15 |
| 1214 | 70 | 125 | 24 | 34500 | 13500 | 1.24 |
| 1215 | 75 | 130 | 25 | 38800 | 15200 | 1.39 |
| 1216 | 80 | 140 | 26 | 39500 | 16800 | 1.7 |
| 1217 | 85 | 150 | 28 | 48800 | 20500 | 2.06 |
| 1218 | 90 | 160 | 30 | 56500 | 23200 | 2.59 |
| 1219 | 95 | 170 | 32 | 63500 | 27000 | 3.1 |
| 1220 | 100 | 180 | 34 | 67400 | 28400 | 3.7 |
| 1224 | 120 | 215 | 42 | 117000 | 51000 | 6.77 |
| 1300 | 10 | 35 | 11 | 7220 | 1620 | 0.058 |
| 1301 | 12 | 37 | 12 | 9420 | 2120 | 0.067 |
| 1302 | 15 | 42 | 13 | 9500 | 2280 | 0.094 |
| 1303 | 17 | 47 | 14 | 12500 | 3180 | 0.13 |
| 1304 | 20 | 52 | 15 | 12500 | 3380 | 0.165 |
| 1305 | 25 | 62 | 17 | 17800 | 5050 | 0.255 |
| 1306 | 30 | 72 | 19 | 21500 | 6280 | 0.385 |
| 1307 | 35 | 80 | 21 | 25000 | 7950 | 0.51 |
| 1308 | 40 | 90 | 23 | 29500 | 9500 | 0.715 |
| 1309 | 45 | 100 | 25 | 38000 | 12800 | 0.955 |
| 1310 | 50 | 110 | 27 | 43200 | 14200 | 1.2 |
| 1311 | 55 | 120 | 29 | 51500 | 18200 | 1.6 |
| 1312 | 60 | 130 | 31 | 57200 | 21200 | 1.95 |
| 1313 | 65 | 140 | 33 | 61800 | 22800 | 2.42 |
| 1314 | 70 | 150 | 35 | 74500 | 27500 | 3 |
| 1315 | 75 | 160 | 37 | 79000 | 29800 | 3.55 |
| 1316 | 80 | 170 | 39 | 86700 | 31400 | 4.17 |
| 1317 | 85 | 180 | 41 | 97800 | 37800 | 5 |
| 1318 | 90 | 190 | 43 | 115000 | 42000 | 5.8 |
| 1318 | 90 | 190 | 43 | 115000 | 42000 | 5.8 |
| 1319 | 95 | 200 | 45 | 132000 | 50800 | 6.7 |
| 1320 | 100 | 215 | 47 | 141000 | 55000 | 8.3 |
| 1322 | 110 | 240 | 50 | 161000 | 70000 | 12 |
| 2200 | 10 | 30 | 14 | 8000 | 1800 | 0.048 |
| 2201 | 12 | 32 | 14 | 8400 | 1900 | 0.052 |
| 2202 | 15 | 35 | 14 | 8600 | 2000 | 0.056 |
| 2203 | 17 | 40 | 16 | 10400 | 2500 | 0.087 |
| 2204 | 20 | 47 | 18 | 16400 | 4100 | 0.13 |
| 2205 | 25 | 52 | 18 | 15200 | 3900 | 0.16 |
| 2206 | 30 | 62 | 20 | 15200 | 4600 | 0.26 |
| 2207 | 35 | 72 | 23 | 21800 | 6650 | 0.405 |
| 2208 | 40 | 80 | 23 | 22500 | 7380 | 0.505 |
| 2209 | 45 | 85 | 23 | 23200 | 8000 | 0.54 |
| 2210 | 50 | 90 | 23 | 23200 | 8450 | 0.58 |
| 2211 | 55 | 100 | 25 | 26800 | 9950 | 0.8 |
| 2212 | 60 | 110 | 28 | 34000 | 12500 | 1.09 |
| 2213 | 65 | 120 | 31 | 43500 | 16200 | 1.45 |
| 2214 | 70 | 125 | 31 | 44000 | 17000 | 1.5 |
| 2215 | 75 | 130 | 31 | 44200 | 18000 | 1.6 |
| 2216 | 80 | 140 | 33 | 48800 | 25710 | 2.15 |
| 2217 | 85 | 150 | 36 | 58200 | 23500 | 2.67 |
| 2218 | 90 | 160 | 40 | 70000 | 28500 | 3.37 |
| 2220 | 100 | 180 | 46 | 97200 | 40500 | 4.94 |
| 2300 | 10 | 35 | 17 | 10000 | 2100 | 0.08 |
| 2301 | 12 | 37 | 17 | 11400 | 2600 | 0.091 |
| 2302 | 15 | 42 | 17 | 11800 | 2800 | 0.108 |
| 2303 | 17 | 47 | 19 | 14300 | 3500 | 0.168 |
| 2304 | 20 | 52 | 21 | 17800 | 4750 | 0.21 |
| 2305 | 25 | 62 | 24 | 24500 | 6480 | 0.335 |
| 2306 | 30 | 72 | 27 | 31500 | 8680 | 0.5 |
| 2307 | 35 | 80 | 31 | 39200 | 11000 | 0.675 |
| 2308 | 40 | 90 | 33 | 44800 | 13200 | 0.925 |
| 2309 | 45 | 100 | 36 | 55000 | 16200 | 1.23 |
| 2310 | 50 | 110 | 40 | 64500 | 19800 | 1.63 |
| 2311 | 55 | 120 | 43 | 75200 | 23500 | 2.09 |
| 2312 | 60 | 130 | 46 | 86800 | 27500 | 2.6 |
| 2313 | 65 | 140 | 48 | 96000 | 32500 | 3.2 |
| 2314 | 70 | 150 | 51 | 110000 | 37500 | 3.92 |
| 2315 | 75 | 160 | 55 | 122000 | 42800 | 4.78 |
| 2316 | 80 | 170 | 58 | 128000 | 45500 | 5.65 |
More You May Interest
Q: Why did you choose us?
A. We provide the best quality bearings with reasonable price, low friction, low noise and long service life.
B. With sufficient stock and fast delivery, you can choose our freight forwarder or your freight forwarder.
C. The best service provided by a well-trained international sales team.
Q: Do you accept small orders?
Surely, once your bearings are standard size bearings, even one, we will also accept.
Q: How long is your delivery time?
Generally speaking, if the goods are in stock, it is 1-3 days. If the goods are out of stock, it will take 6-10 days, depending on the quantity of the order.
Q: 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?
Q: What should I do if I don’t see the type of bearings I need?
We have too many bearing series numbers. Sometimes we can’t put them all on web. Just send us the inquiry and we will be very happy to send you the bearing details.
Welcome to contact me anytime! /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Cage: | Pressed Steel&Brass&Nylon |
|---|---|
| Ball Class: | G16&G10 |
| Clearance: | C0;C2;C3;C4 |
| Precision Class: | ABEC-1/P0;ABEC-3/P6 |
| Aligning: | Aligning Bearing |
| Separated: | Unseparated |
| Samples: |
US$ 5/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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.
editor by CX 2024-02-09
China High Quality Factory Double Row Self-aligning Ball Bearing 1206 2204 2205 2206 2207 2208 2209 2210 2211 2212 wholesaler
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Types of Ball Bearings
Modern ball bearing configurations have different materials and geometries to meet the demands of different working environments and applications. There are different types of ball bearings: single row deep groove, double-row deep groove, angular contact ball bearing, thrust, and self-aligning. Let us look at the differences between each type and learn why they are important for various purposes. Listed below are some of the most common types of ball bearings.
Miniature bearings
Although miniature ball bearings are a popular choice for small mechanical components, they are not without their challenges. They must be properly lubricated and stored in clean rooms. A strand of hair could ruin a miniature bearing. Fortunately, manufacturers offer lubrication services and a “Clean Room” for customers to store their miniature bearings safely. Read on to learn more about these small bearings and how they can help you.
The size of a miniature ball bearing can vary significantly, but most types of these devices are available in sizes ranging from.040 inch to one eighth of an inch. Whether you need a small ball bearing for a miniature car or a tiny instrument, a miniature bearing can save space while still offering high performance. Many of these bearings are shielded to prevent dirt from entering and leakage of lubricant. They can be flanged or unflanged, and some miniature ball bearings have extended inner rings that are designed for easy plate mounting.
Miniature ball bearings are commonly made from stainless steel or chrome steel. Both metals have their advantages. Stainless steel is the most popular material for ball bearings, which allows for a high load capacity while being quiet. Because stainless steel is relatively inexpensive, many small instrument bearings are made entirely of stainless steel. The difference in price is minimal, as the amount of steel is relatively small. Stainless steel miniature bearings are the smallest and lightest of all types of miniature ball bearings.
Self-aligning ball bearings
In the simplest terms, self-aligning ball bearings are ball bearings with flex shafts. If you’re looking for a ball bearing with a high degree of precision, you’ll want to choose one with a flex shaft, which means it can adjust to the proper orientation of the bearing’s flex shaft. Ball bearings with flex shafts are also recommended. But, what are these bearings?
Self-aligning ball bearings are made with two rows of balls and a common sphered raceway on the outer ring. As a result, they can accommodate small errors in shaft alignment and mounting. The CZPT brand is especially suitable for high-speed applications requiring greater running accuracy. The self-alignment mechanism is enabled by the fact that the balls are placed in two rows on either side of the sphered raceway in the outer ring. These two rows of balls also promote reduced friction and wear.
Another type of self-aligning ball bearings is a double-row design. They feature a common sphered raceway on the outer ring, a hollow spherical ring, and a cage that rotates relative to it. A self-aligning ball bearing is used in applications where shaft misalignment is a problem, such as conveying equipment. They are also used in simple woodworking machinery and ventilators.
Ceramic ball bearings
Ceramic ball bearings have several advantages over steel or metal bearings. These include increased acceleration capability, reduced friction, improved wear-resistance, and higher speeds. The United States holds the leading position in the global ceramic ball bearings market thanks to a rebounding motor vehicle production and healthy fixed investment environment. In the United States, there are three primary markets for ceramic ball bearings: healthcare, automotive, and aerospace. Here are the main benefits of ceramic ball bearings:
Hybrid ball bearings are also available. Hybrid bearings feature traditional metal rings and silicon nitride (ceramic) balls. Hybrid bearings offer important performance advantages over all-steel bearings, and they are more affordable. However, full ceramic ball bearings have all ceramic parts, and are best suited for machines that require high precision. These types of bearings also resist corrosion and wear.
Compared to steel ball bearings, ceramic balls are lighter than steel. They are also less dense, which means less friction and therefore less heat. Additionally, ceramic balls operate at higher speeds than steel balls, which increases their durability and longevity. But they are still not as strong as steel bearings. And because of their reduced density, they are much cheaper to manufacture. Therefore, they are an excellent choice for many applications. You can expect them to last much longer than steel bearings.
Steel carbon ball bearings
High precision G25 ball bearings are made of the highest grade chrome steel and hot forged from bar stock. Statistical process control and exacting atmospheres help ensure uniform hardness and microstructure. Moreover, these bearings are of the highest quality, with fine surface finish and a tight tolerance. This makes them the most widely used and reliable choice for industrial and automotive applications. However, there are some considerations that should be taken into account before acquiring a steel carbon ball bearing.
Generally, AFBMA grade 200 is the standard hardness specification for this material. AFBMA grade 100 can also be obtained with great difficulty. Despite the high hardness of steel carbon ball bearings, their outer surface is just a thin hardened shell, so a special micro hardness test is needed to evaluate them. In addition to the hardness, steel balls are easily machined and ground. Some manufacturers even offer stainless steel ball bearings and ball sets.
Another factor that makes steel carbon ball bearings so valuable is their precision. They can give precise measurements, which makes them ideal for low and medium-speed applications. Due to their high precision and durability, steel carbon ball bearings can be used in many applications, from conveyor machines to roller skates. However, you should be aware that the material used to produce these bearings is not suitable for applications in which they are exposed to water and gases. Further, they are also noisy and heavy, and must be installed properly in a manufacturing environment.
Stainless steel ball bearings
Stainless steel ball bearings are made from a high-quality type of stainless steel, 440C, which offers optimal corrosion and abrasion resistance. These bearings are also durable and rust-free, and are suitable for a variety of applications. Among others, stainless steel ball bearings are used in beverage and food processing plants, pharmaceuticals, pulp and paper mills, marine environments, and freezers.
Stainless steel bearings are available in various grades. For example, AISI 440C offers corrosion resistance, while the DD400 is specifically designed for marine applications. Both types of stainless steel are available in different forms, including open, shielded, and sealed. Stainless steel ball bearings can also be custom-made, as BL is known for producing customized bearings. There are also other materials that are available.
AISI type 316 stainless steel balls are ideal for marine applications and food processing. They have excellent resistance to most organic materials and are also used in medical devices and dispenser pumps. They are also strong enough to resist many petroleum products and are widely used in medical equipment and cosmetic applications. In addition, stainless steel balls can be plated to provide an additional layer of protection against chemicals. To understand how they differ, let’s take a look at some common types of stainless steel ball bearings.
Stainless steel
Stainless steel ball bearings can be used in various applications. Besides being corrosion resistant, they also last longer thanks to the Molded-Oil lubrication technology. Stainless steel ball bearings are clean units, which saves time and money in terms of maintenance, replacement, and downtime. But what are the advantages of stainless steel ball bearings? Let us discuss these benefits. Also, we’ll discuss their advantages and disadvantages.
Stainless steel ball bearings offer notable advantages, including corrosion resistance, increased strength, and improved stability under high temperatures. These qualities make them the ideal choice for special circumstances and demanding environments. However, you should be careful when choosing stainless steel bearings. There are several different types of stainless steel. Here’s a brief look at what makes them the best choice. And remember: Stainless steels are also recyclable. In fact, they can be recycled indefinitely.
They’re made from chrome alloy electric furnace steel, which is hardened for optimum service life and strength. They have the highest surface finish and dimensional accuracy. Advanced heat-treating processes increase their strength and anti-cracking abilities. And thanks to their unique materials, they’re corrosion-resistant. As a result, they’re more durable than other types of bearings. And since they’re made with a high-quality steel, you’ll save money in the long run.
Plastic ball bearings
Plastic ball bearings were developed to meet the specific needs of applications where standard steel bearings would fail. Steel and 440C stainless steel are both susceptible to rusting when exposed to water, making them poor choices for applications involving food processing, swimming pools, and medical equipment. In addition to this, the plastic material is able to dampen vibrations and make the bearing virtually silent. Here’s what makes plastic ball bearings so great for these applications.
Plastic ball bearings are lightweight, corrosion-resistant, and offer a long service life. In addition to their low price, they can be easily cleaned and are incredibly durable. Motion plastics specialist igus has recently expanded its range of xiros polymer grooved ball bearings. These bearings are also FDA-compliant, lubricant-free, electrically insulating, and resistant to both temperature and media.
Plastic bearings are often mounted into other components like wheels, pulleys, and housings. In this way, the inner ring is essentially a profile of the pulley’s profile, and the outer ring is a shaft or fixing clip. The result is seamless integration of the bearing and the surrounding parts, which reduces the overall assembly time and costs. You can also use multiple plastic ball bearings in one application for more options.
editor by czh 2023-02-18
China 1688 NTN Bearing20 Deep Groove Ball Bearing Hch Ball Bearings Price Self-Aligning Ball Bearing UC Bearing Bearing Housing Romania Bearing Price with Hot selling
Product Description
Merchandise Description
Deep groove ball bearings are the most extensively used bearing type and are especially adaptable. They have low friction and are optimized for reduced sound and lower vibration which permits large rotational speeds. They accommodate radial and axial masses in the two instructions, are effortless to mount and call for much less routine maintenance than other bearing types.
| Merchandise Identify | deep groove ball bearing |
| Materials | Bearing Steel |
| Bearing Deal | Barreled, bagged, boxed, palletized or as customers’ necessity. |
| Regular | DIN GB ISO JIS |
| Application Region | Mining/metallurgy/agriculture/chemical business/textile/machinery |
| Delivery time | three-ten times is dependent on amount required |
Attributes and Positive aspects:
one. Lower friction and running temperatures, lower sound, and vibration
2. Large managing speeds
3. Higher good quality and functionality capabilities for your application
4. Accommodate radial loads and axial masses in equally instructions
five. Accessible with a selection of greases for most circumstances, like foods good quality grease, large-temperature grease, and Solid Oil
six. Improved dependability and provide prolonged bearing and lubricant provider life
Purposes:
Electric motors and generators
Agriculture
Material dealing with
Industrial transmissions
Meals and beverage
Industrial pumps
Industrial fans
Two and 3 wheelers
Cars and gentle vehicles
| Model | Bruttopris i DKK | ID(d) | OD(D) | Width (B) | Weight |
| 6306-Z | 69729 | 30 | seventy two | 19 | 3700 |
| 6307 | 60583 | 35 | eighty | 21 | 4800 |
| 6307 NR | 63820 | 35 | 866 | 21 | 4800 |
| 6307C3 | 60583 | 35 | eighty | 21 | 4800 |
| 6307-DDU | 90661 | 35 | 80 | 21 | 4900 |
| 6307-ZZCM | 72772 | 35 | eighty | 21 | 5000 |
| 6307-Z | 69050 | 35 | eighty | 21 | 4900 |
| 6307-Z | 118114 | 35 | eighty | 21 | 4400 |
| 6307-ZNR | 72653 | 35 | 866 | 21 | 4900 |
| 6308 | 64984 | forty | 90 | 23 | 6700 |
| 6308 N | 73936 | forty | ninety | 23 | 6600 |
| 6308 NR | 75316 | forty | 965 | 23 | 6800 |
| 6308 NRC3 | 75718 | forty | 965 | 23 | 6800 |
| 6308 -TVHC3 | 64633 | 40 | 90 | 23 | 5800 |
| 6308C3 | 69661 | 40 | ninety | 23 | 6700 |
| 6308-ZZCM | 75547 | 40 | 90 | 23 | 7000 |
| 6308-Z | 74660 | forty | 90 | 23 | 6800 |
| 6308-ZNR | 75913 | forty | 965 | 23 | 6800 |
| 6309 | 81329 | 45 | one hundred | 25 | 8900 |
| 6309 NR | 89557 | 45 | 1065 | 25 | 9000 |
| 6309 NRC3 | 92743 | forty five | 1065 | twenty five | 9000 |
| 6309C3 | 81329 | 45 | 100 | 25 | 8900 |
| 6309-ZZCM | 10571 | forty five | 100 | twenty five | 9100 |
| 6309-Z | 92631 | forty five | a hundred | twenty five | 9000 |
| 6309-ZNR | 93183 | forty five | 1065 | 25 | 9100 |
| 6310 | 97390 | fifty | a hundred and ten | 27 | 11500 |
Our Positive aspects
one. World-Class Bearing: We supply our clients with all varieties of indigenous bearing with globe-class good quality.
2. OEM or Non-Stand Bearings: Any need for Nonstandard bearings is Easily Fulfilled by us owing to its huge knowledge and backlinks in the business.
three. Authentic goods With Superb Good quality: The firm has constantly proved the one hundred% quality goods it provides with authentic intent.
4. Right after Income Services and Specialized Support: The firm supplies following-income provider and complex help as per the customer’s specifications and wants.
five. Swift Supply: The firm gives just-in-time shipping and delivery with its streamlined supply chain.
SAMPLES
1. Samples amount: 1-10 PCS are available.
2. Free samples: It depends on the Design No., material and amount. Some of the bearings samples require consumer to shell out samples charge and shipping and delivery expense.
three. It really is better to commence your get with Trade Assurance to get entire safety for your samples order.
Personalized
The tailored Symbol or drawing is acceptable for us.
MOQ
one. MOQ: 10 PCS normal bearings.
two. MOQ: 1000 PCS personalized your brand name bearings.
OEM Coverage
one. We can printing your brand name (brand, artwork)on the shield or laser engraving your brand on the defend.
two. We can customized your packaging according to your style
three. All copyright personal by consumers and we promised don’t disclose any details.
FAQ
one.What is the minimal get quantity for this merchandise?
Can be negotiated, we will try out our greatest to fulfill consumer wants.Our firm is mostly primarily based on wholesale sales, most customers’orders are much more than 1 ton.
two.What is your latest supply time?
Most orders will be transported in 3-ten times of payment getting received.
three.Does your company have quality assurance?
Indeed, for 2 many years.
4.What is the competitiveness of your firm’s items when compared to other firms?
Higher precision, higher pace, reduced noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions on-line 24 hrs a working day, reply in a timely fashion, and give various files needed by buyers for customs clearance or income. one hundred% after-sales service.
6.Which payment method does your company help?
Do our best to meet consumer needs, negotiable.
7.How to make contact with us speedily?
You should deliver us an inquiry or information and leave your other make contact with info, this kind of as telephone quantity, account or account, we will speak to you as before long as attainable and offer the thorough info you want.
You should really feel free to get in touch with us, if you have any other issue
|
US $0.5 / Piece | |
1 Piece (Min. Order) |
###
|
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
|---|
###
| Contact Angle: | 45° |
|---|---|
| Aligning: | Aligning Bearing |
| Separated: | Separated |
###
| Customization: |
Available
|
|---|
###
| Product Name | deep groove ball bearing |
| Material | Bearing Steel |
| Bearing Package | Barreled, bagged, boxed, palletized or as customers’ requirement. |
| Standard | DIN GB ISO JIS |
| Application Area | Mining/metallurgy/agriculture/chemical industry/textile/machinery |
| Delivery time | 3-10 days depends on quantity needed |
###
| Model | Bruttopris i DKK | ID(d) | OD(D) | Width (B) | Weight |
| 6306-Z | 69729 | 30 | 72 | 19 | 3700 |
| 6307 | 60583 | 35 | 80 | 21 | 4800 |
| 6307 NR | 63820 | 35 | 866 | 21 | 4800 |
| 6307C3 | 60583 | 35 | 80 | 21 | 4800 |
| 6307-DDU | 90661 | 35 | 80 | 21 | 4900 |
| 6307-ZZCM | 72772 | 35 | 80 | 21 | 5000 |
| 6307-Z | 69050 | 35 | 80 | 21 | 4900 |
| 6307-Z | 118114 | 35 | 80 | 21 | 4400 |
| 6307-ZNR | 72653 | 35 | 866 | 21 | 4900 |
| 6308 | 64984 | 40 | 90 | 23 | 6700 |
| 6308 N | 73936 | 40 | 90 | 23 | 6600 |
| 6308 NR | 75316 | 40 | 965 | 23 | 6800 |
| 6308 NRC3 | 70288 | 40 | 965 | 23 | 6800 |
| 6308 -TVHC3 | 64633 | 40 | 90 | 23 | 5800 |
| 6308C3 | 69661 | 40 | 90 | 23 | 6700 |
| 6308-ZZCM | 75547 | 40 | 90 | 23 | 7000 |
| 6308-Z | 74660 | 40 | 90 | 23 | 6800 |
| 6308-ZNR | 75913 | 40 | 965 | 23 | 6800 |
| 6309 | 81329 | 45 | 100 | 25 | 8900 |
| 6309 NR | 89557 | 45 | 1065 | 25 | 9000 |
| 6309 NRC3 | 92743 | 45 | 1065 | 25 | 9000 |
| 6309C3 | 81329 | 45 | 100 | 25 | 8900 |
| 6309-ZZCM | 100934 | 45 | 100 | 25 | 9100 |
| 6309-Z | 92631 | 45 | 100 | 25 | 9000 |
| 6309-ZNR | 93183 | 45 | 1065 | 25 | 9100 |
| 6310 | 97390 | 50 | 110 | 27 | 11500 |
|
US $0.5 / Piece | |
1 Piece (Min. Order) |
###
|
Shipping Cost:
Estimated freight per unit. |
To be negotiated |
|---|
###
| Contact Angle: | 45° |
|---|---|
| Aligning: | Aligning Bearing |
| Separated: | Separated |
###
| Customization: |
Available
|
|---|
###
| Product Name | deep groove ball bearing |
| Material | Bearing Steel |
| Bearing Package | Barreled, bagged, boxed, palletized or as customers’ requirement. |
| Standard | DIN GB ISO JIS |
| Application Area | Mining/metallurgy/agriculture/chemical industry/textile/machinery |
| Delivery time | 3-10 days depends on quantity needed |
###
| Model | Bruttopris i DKK | ID(d) | OD(D) | Width (B) | Weight |
| 6306-Z | 69729 | 30 | 72 | 19 | 3700 |
| 6307 | 60583 | 35 | 80 | 21 | 4800 |
| 6307 NR | 63820 | 35 | 866 | 21 | 4800 |
| 6307C3 | 60583 | 35 | 80 | 21 | 4800 |
| 6307-DDU | 90661 | 35 | 80 | 21 | 4900 |
| 6307-ZZCM | 72772 | 35 | 80 | 21 | 5000 |
| 6307-Z | 69050 | 35 | 80 | 21 | 4900 |
| 6307-Z | 118114 | 35 | 80 | 21 | 4400 |
| 6307-ZNR | 72653 | 35 | 866 | 21 | 4900 |
| 6308 | 64984 | 40 | 90 | 23 | 6700 |
| 6308 N | 73936 | 40 | 90 | 23 | 6600 |
| 6308 NR | 75316 | 40 | 965 | 23 | 6800 |
| 6308 NRC3 | 70288 | 40 | 965 | 23 | 6800 |
| 6308 -TVHC3 | 64633 | 40 | 90 | 23 | 5800 |
| 6308C3 | 69661 | 40 | 90 | 23 | 6700 |
| 6308-ZZCM | 75547 | 40 | 90 | 23 | 7000 |
| 6308-Z | 74660 | 40 | 90 | 23 | 6800 |
| 6308-ZNR | 75913 | 40 | 965 | 23 | 6800 |
| 6309 | 81329 | 45 | 100 | 25 | 8900 |
| 6309 NR | 89557 | 45 | 1065 | 25 | 9000 |
| 6309 NRC3 | 92743 | 45 | 1065 | 25 | 9000 |
| 6309C3 | 81329 | 45 | 100 | 25 | 8900 |
| 6309-ZZCM | 100934 | 45 | 100 | 25 | 9100 |
| 6309-Z | 92631 | 45 | 100 | 25 | 9000 |
| 6309-ZNR | 93183 | 45 | 1065 | 25 | 9100 |
| 6310 | 97390 | 50 | 110 | 27 | 11500 |
Types of Ball Bearings
Modern ball bearing configurations have different materials and geometries to meet the demands of different working environments and applications. There are different types of ball bearings: single row deep groove, double-row deep groove, angular contact ball bearing, thrust, and self-aligning. Let us look at the differences between each type and learn why they are important for various purposes. Listed below are some of the most common types of ball bearings.
Miniature bearings
Although miniature ball bearings are a popular choice for small mechanical components, they are not without their challenges. They must be properly lubricated and stored in clean rooms. A strand of hair could ruin a miniature bearing. Fortunately, manufacturers offer lubrication services and a “Clean Room” for customers to store their miniature bearings safely. Read on to learn more about these small bearings and how they can help you.
The size of a miniature ball bearing can vary significantly, but most types of these devices are available in sizes ranging from.040 inch to one eighth of an inch. Whether you need a small ball bearing for a miniature car or a tiny instrument, a miniature bearing can save space while still offering high performance. Many of these bearings are shielded to prevent dirt from entering and leakage of lubricant. They can be flanged or unflanged, and some miniature ball bearings have extended inner rings that are designed for easy plate mounting.
Miniature ball bearings are commonly made from stainless steel or chrome steel. Both metals have their advantages. Stainless steel is the most popular material for ball bearings, which allows for a high load capacity while being quiet. Because stainless steel is relatively inexpensive, many small instrument bearings are made entirely of stainless steel. The difference in price is minimal, as the amount of steel is relatively small. Stainless steel miniature bearings are the smallest and lightest of all types of miniature ball bearings.
Self-aligning ball bearings
In the simplest terms, self-aligning ball bearings are ball bearings with flex shafts. If you’re looking for a ball bearing with a high degree of precision, you’ll want to choose one with a flex shaft, which means it can adjust to the proper orientation of the bearing’s flex shaft. Ball bearings with flex shafts are also recommended. But, what are these bearings?
Self-aligning ball bearings are made with two rows of balls and a common sphered raceway on the outer ring. As a result, they can accommodate small errors in shaft alignment and mounting. The CZPT brand is especially suitable for high-speed applications requiring greater running accuracy. The self-alignment mechanism is enabled by the fact that the balls are placed in two rows on either side of the sphered raceway in the outer ring. These two rows of balls also promote reduced friction and wear.
Another type of self-aligning ball bearings is a double-row design. They feature a common sphered raceway on the outer ring, a hollow spherical ring, and a cage that rotates relative to it. A self-aligning ball bearing is used in applications where shaft misalignment is a problem, such as conveying equipment. They are also used in simple woodworking machinery and ventilators.
Ceramic ball bearings
Ceramic ball bearings have several advantages over steel or metal bearings. These include increased acceleration capability, reduced friction, improved wear-resistance, and higher speeds. The United States holds the leading position in the global ceramic ball bearings market thanks to a rebounding motor vehicle production and healthy fixed investment environment. In the United States, there are three primary markets for ceramic ball bearings: healthcare, automotive, and aerospace. Here are the main benefits of ceramic ball bearings:
Hybrid ball bearings are also available. Hybrid bearings feature traditional metal rings and silicon nitride (ceramic) balls. Hybrid bearings offer important performance advantages over all-steel bearings, and they are more affordable. However, full ceramic ball bearings have all ceramic parts, and are best suited for machines that require high precision. These types of bearings also resist corrosion and wear.
Compared to steel ball bearings, ceramic balls are lighter than steel. They are also less dense, which means less friction and therefore less heat. Additionally, ceramic balls operate at higher speeds than steel balls, which increases their durability and longevity. But they are still not as strong as steel bearings. And because of their reduced density, they are much cheaper to manufacture. Therefore, they are an excellent choice for many applications. You can expect them to last much longer than steel bearings.
Steel carbon ball bearings
High precision G25 ball bearings are made of the highest grade chrome steel and hot forged from bar stock. Statistical process control and exacting atmospheres help ensure uniform hardness and microstructure. Moreover, these bearings are of the highest quality, with fine surface finish and a tight tolerance. This makes them the most widely used and reliable choice for industrial and automotive applications. However, there are some considerations that should be taken into account before acquiring a steel carbon ball bearing.
Generally, AFBMA grade 200 is the standard hardness specification for this material. AFBMA grade 100 can also be obtained with great difficulty. Despite the high hardness of steel carbon ball bearings, their outer surface is just a thin hardened shell, so a special micro hardness test is needed to evaluate them. In addition to the hardness, steel balls are easily machined and ground. Some manufacturers even offer stainless steel ball bearings and ball sets.
Another factor that makes steel carbon ball bearings so valuable is their precision. They can give precise measurements, which makes them ideal for low and medium-speed applications. Due to their high precision and durability, steel carbon ball bearings can be used in many applications, from conveyor machines to roller skates. However, you should be aware that the material used to produce these bearings is not suitable for applications in which they are exposed to water and gases. Further, they are also noisy and heavy, and must be installed properly in a manufacturing environment.
Stainless steel ball bearings
Stainless steel ball bearings are made from a high-quality type of stainless steel, 440C, which offers optimal corrosion and abrasion resistance. These bearings are also durable and rust-free, and are suitable for a variety of applications. Among others, stainless steel ball bearings are used in beverage and food processing plants, pharmaceuticals, pulp and paper mills, marine environments, and freezers.
Stainless steel bearings are available in various grades. For example, AISI 440C offers corrosion resistance, while the DD400 is specifically designed for marine applications. Both types of stainless steel are available in different forms, including open, shielded, and sealed. Stainless steel ball bearings can also be custom-made, as BL is known for producing customized bearings. There are also other materials that are available.
AISI type 316 stainless steel balls are ideal for marine applications and food processing. They have excellent resistance to most organic materials and are also used in medical devices and dispenser pumps. They are also strong enough to resist many petroleum products and are widely used in medical equipment and cosmetic applications. In addition, stainless steel balls can be plated to provide an additional layer of protection against chemicals. To understand how they differ, let’s take a look at some common types of stainless steel ball bearings.
Stainless steel
Stainless steel ball bearings can be used in various applications. Besides being corrosion resistant, they also last longer thanks to the Molded-Oil lubrication technology. Stainless steel ball bearings are clean units, which saves time and money in terms of maintenance, replacement, and downtime. But what are the advantages of stainless steel ball bearings? Let us discuss these benefits. Also, we’ll discuss their advantages and disadvantages.
Stainless steel ball bearings offer notable advantages, including corrosion resistance, increased strength, and improved stability under high temperatures. These qualities make them the ideal choice for special circumstances and demanding environments. However, you should be careful when choosing stainless steel bearings. There are several different types of stainless steel. Here’s a brief look at what makes them the best choice. And remember: Stainless steels are also recyclable. In fact, they can be recycled indefinitely.
They’re made from chrome alloy electric furnace steel, which is hardened for optimum service life and strength. They have the highest surface finish and dimensional accuracy. Advanced heat-treating processes increase their strength and anti-cracking abilities. And thanks to their unique materials, they’re corrosion-resistant. As a result, they’re more durable than other types of bearings. And since they’re made with a high-quality steel, you’ll save money in the long run.
Plastic ball bearings
Plastic ball bearings were developed to meet the specific needs of applications where standard steel bearings would fail. Steel and 440C stainless steel are both susceptible to rusting when exposed to water, making them poor choices for applications involving food processing, swimming pools, and medical equipment. In addition to this, the plastic material is able to dampen vibrations and make the bearing virtually silent. Here’s what makes plastic ball bearings so great for these applications.
Plastic ball bearings are lightweight, corrosion-resistant, and offer a long service life. In addition to their low price, they can be easily cleaned and are incredibly durable. Motion plastics specialist igus has recently expanded its range of xiros polymer grooved ball bearings. These bearings are also FDA-compliant, lubricant-free, electrically insulating, and resistant to both temperature and media.
Plastic bearings are often mounted into other components like wheels, pulleys, and housings. In this way, the inner ring is essentially a profile of the pulley’s profile, and the outer ring is a shaft or fixing clip. The result is seamless integration of the bearing and the surrounding parts, which reduces the overall assembly time and costs. You can also use multiple plastic ball bearings in one application for more options.
editor by czh 2023-01-12