Product Description
CZPT CZPT CZPT CZPT CZPT CZPT Deep Groove Ball Bearing Branded Bearings
Simply Bearings supplies a wide range of bearings designed for particular applications. Ball bearings bearing ball bearings thrust bearing roller bearing needle bearing pillow block bearings linear bearings linear bearings are the simplest and most common type of bearing. These linear bearings, bearing types bearings can handle both thrust and radial loads but are limited as to the weight of the load itself. If overloaded,bearing taper roller bearing needle roller bearings they can deform.
Deep groove ball bearings can support moderate radial loads and moderate axial loads (parallel to the shaft). They can operate at high speeds. Ball bearings with shields or seals for protection are usually lubricated to last for the operating lifeMiniature & Instrument Series, Stainless Steel – Inch and MetricOpen, Shielded, Shielded and Modified Dimension Bearings: Inch MetricSingle Row Deep Groove6000, 6200 and 6300 Series: Open, Shielded, Sealed – Metric
Main purposes:
Automotive: rear wheel, transmission, electrical equipment components
Electric: General Motors, Household Appliances
Other: instruments, internal combustion engines, construction machinery, railway vehicles, handling machinery, agricultural machinery, all kinds of industrial machiner
| Product | Bearing Type | Bore Dia (d) (mm) | Outer Dia (D) (mm) | Width (B) (mm) | Radius (min) (rs) (mm) | Dynamic Load Rating (Cr) (N) | Static Load Rating (Cor) (N) |
| 6002 | Open | 15 | 32 | 9 | 0.3 | 5600 | 2850 |
| 6002-2RS | Sealed | 15 | 32 | 9 | 0.3 | 5600 | 2850 |
| 6002ZZ | Shielded | 15 | 32 | 9 | 0.3 | 8100 | 3450 |
| 6202 | Open | 15 | 35 | 11 | 0.6 | 7650 | 3750 |
| 6202-2RS | Sealed | 15 | 35 | 11 | 0.6 | 7650 | 3750 |
| 6202ZZ | Shielded | 15 | 35 | 11 | 0.6 | 7650 | 3750 |
| 6302 | Open | 15 | 42 | 13 | 1 | 11400 | 5450 |
| 6302-2RS | Sealed | 15 | 42 | 13 | 1 | 11400 | 5450 |
| 6302ZZ | Shielded | 15 | 42 | 13 | 1 | 11400 | 5450 |
| 6003 | Open | 17 | 35 | 10 | 0.3 | 6000 | 3250 |
| 6003-2RS | Sealed | 17 | 35 | 10 | 0.3 | 6000 | 3250 |
| 6003ZZ | Shielded | 17 | 35 | 10 | 0.3 | 6000 | 3250 |
| 6203 | Open | 17 | 40 | 12 | 0.6 | 9550 | 4800 |
| 6203-2RS | Sealed | 17 | 40 | 12 | 0.6 | 9550 | 4800 |
| 6203ZZ | Shielded | 17 | 40 | 12 | 0.6 | 9550 | 4800 |
| 6303 | Open | 17 | 47 | 14 | 1 | 13600 | 6650 |
| 6303-2RS | Sealed | 17 | 47 | 14 | 1 | 13600 | 6650 |
| 6303ZZ | Shielded | 17 | 47 | 14 | 1 | 13600 | 6650 |
Related Products
Company Introduction
Great Bearing Co., Ltd. is a professional manufacturer engaged in the research, development, production, sale and service of Cylindrical roller bearing, tapered roller bearing, deep groove ball bearing, Spherical roller bearing etc.
Our factory is located in HangZhou city of the biggest bearing market area in China. Dedicated to strict quality control and thoughtful customer service, our experienced staff members are always available to discuss your requirements and ensure full customer satisfaction. In recent years, our company has introduced a series of advanced equipment including double-end face grinding machine etc., flaw detector…In addition, we have obtained ISO9001: 2008 certificates. Selling well in all cities and provinces around China, our products are also exported to clients in such countries and regions as Europe, America, Middle East, Africa and Southeast Asian.
We also welcome OEM and ODM orders. Whether selecting a current product from our catalog or seeking engineering assistance for your application, you can talk to our customer service center about your sourcing requirements.
Certificates
Our advantages
FAQ:
Q: Are you trading company or manufacturer ?
A: We are factory and trading company. Our factory sell market is in china with our brand GREAT.
Q: How long is your delivery time?
A: We have enough stock for roller bearings and ball bearings. Delivery time within 7 days. 15-25 days for 1 container to OEM brand following your request
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge ,please you pay the cost of freight.
Q: What is your payment term?
A: We accept 30% TT advance ,70% balance against the bill lading copy. Also 100% IRR L/C ok.
Packaging & Shipping
/* 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(/(.*?):(.*)$/))&&1
| Separated: | Unseparated |
|---|---|
| Rows Number: | Single |
| Material: | Stainless Steel |
| Application: | Machinery |
| Feature: | Long Life |
| Service: | OEM ODM |
| Samples: |
US$ 0.5/Set
1 Set(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.
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 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 2024-02-04
China Standard CZPT CZPT Rolamento Bearings 6201 6202 6204 6206 6208 6210 6211 6212 6213 6214 6215 6216 6217 6218 6219 6220 Zz 2RS DDU Deep Groove Ball Bearing bearing and race
Product Description
Product Description
NSK CZPT Rolamento Bearings ZZ 2RS DDU Deep Groove Ball Bearing
are the most widely used bearing type and are particularly versatile. They have low friction and are optimized for
low noise and low vibration which enables high rotational speeds. They accommodate radial and axial loads in both directions,
are easy to mount, and require less maintenance than other bearing types.
| Product name | Deep groove ball bearings |
| Material | Bearing Steel |
| Standard | DIN GB ISO JIS |
| Bearing Package | Barreled, bagged, boxed, palletized or as customers’ requirement. |
| Service | OEM service provided |
| Delivery time | 3-10 days depends on quantity needed |
Detailed Photos
Product Parameters
| 6000 series deep groove ball bearings | ||||||
| Bearing No. | Boundary Dimensions(mm) | Basic Load Rating(N) | Weight(KG) | |||
| d | D | B | Cr | Cor | ||
| 604 | 4 | 12 | 4 | 960 | 350 | 0.571 |
| 605 | 5 | 14 | 5 | 1070 | 420 | 0.0037 |
| 606 | 6 | 17 | 6 | 1960 | 730 | 0.0069 |
| 607 | 7 | 19 | 6 | 2800 | 1060 | 0.0082 |
| 608 | 8 | 22 | 7 | 3290 | 1360 | 0.0129 |
| 609 | 9 | 24 | 7 | 3330 | 1410 | 0.016 |
| 6000 | 10 | 26 | 8 | 4160 | 1780 | 0.019 |
| 6001 | 12 | 28 | 8 | 5110 | 2380 | 0.571 |
| 6002 | 15 | 32 | 9 | 5590 | 2840 | 0.03 |
| 6003 | 17 | 35 | 10 | 6000 | 3250 | 0.039 |
| 6004 | 20 | 42 | 12 | 9390 | 5571 | 0.069 |
| 6005 | 25 | 47 | 12 | 10060 | 5860 | 0.08 |
| 6006 | 30 | 55 | 13 | 11900 | 7460 | 0.12 |
| 6007 | 35 | 62 | 14 | 16210 | 10420 | 0.16 |
| 6008 | 40 | 68 | 15 | 17030 | 11700 | 0.19 |
| 6009 | 45 | 75 | 16 | 21080 | 14780 | 0.25 |
| 6571 | 50 | 80 | 16 | 22000 | 16260 | 0.26 |
| 6011 | 55 | 90 | 18 | 31500 | 18400 | 0.39 |
| 6012 | 60 | 95 | 18 | 30000 | 23000 | 0.42 |
| 6013 | 65 | 100 | 18 | 32000 | 25000 | 0.44 |
| 6014 | 70 | 110 | 20 | 38000 | 31000 | 0.6 |
| 6015 | 75 | 115 | 20 | 38000 | 31000 | 0.64 |
| 6016 | 80 | 125 | 22 | 47500 | 40000 | 0.85 |
| 6017 | 85 | 130 | 22 | 47500 | 40000 | 0.89 |
| 6018 | 90 | 140 | 24 | 63800 | 59000 | 1.15 |
| 6019 | 95 | 145 | 24 | 66700 | 62300 | 1.2 |
| 6571 | 100 | 150 | 24 | 72500 | 70000 | 1.25 |
| 6200 Series Miniature Deep Groove Ball Bearing | ||||||
| Bearing No. | Boundary Dimensions(mm) | Basic Load Rating(N) | Weight(KG) | |||
| d | D | B | Cr | Cor | ||
| 624 | 4 | 13 | 5 | 1150 | 400 | 0.0032 |
| 625 | 5 | 16 | 5 | 1880 | 680 | 0.0051 |
| 626 | 6 | 19 | 6 | 2800 | 1060 | 0. |
| 627 | 7 | 22 | 7 | 3290 | 1360 | 0.0131 |
| 628 | 8 | 24 | 8 | 3330 | 1410 | 0.017 |
| 629 | 9 | 26 | 8 | 4160 | 1780 | 0.0191 |
| 6200 | 10 | 30 | 9 | 5110 | 2380 | 0.032 |
| 6201 | 12 | 32 | 10 | 6180 | 3060 | 0.037 |
| 6202 | 15 | 35 | 11 | 7450 | 3700 | 0.045 |
| 6203 | 17 | 40 | 12 | 9560 | 4780 | 0.065 |
| 6204 | 20 | 47 | 14 | 12840 | 6650 | 0.11 |
| 6205 | 25 | 52 | 15 | 14571 | 7930 | 0.13 |
| 6206 | 30 | 62 | 16 | 19460 | 11310 | 0.2 |
| 6207 | 35 | 72 | 17 | 25670 | 15300 | 0.29 |
| 6208 | 40 | 80 | 18 | 29520 | 181400 | 0.37 |
| 6209 | 45 | 85 | 19 | 32500 | 20400 | 0.41 |
| 6210 | 50 | 90 | 20 | 35000 | 32300 | 0.46 |
| 6211 | 55 | 100 | 21 | 43500 | 29200 | 0.61 |
| 6212 | 60 | 110 | 22 | 52500 | 36000 | 0.78 |
| 6213 | 65 | 120 | 23 | 57200 | 45710 | 0.99 |
| 6214 | 70 | 125 | 24 | 62000 | 44000 | 1.05 |
| 6215 | 75 | 130 | 25 | 66000 | 49500 | 1.2 |
| 6216 | 80 | 140 | 26 | 72500 | 53000 | 1.4 |
| 6217 | 85 | 150 | 28 | 83500 | 64000 | 1.8 |
| 6218 | 90 | 160 | 30 | 96000 | 71500 | 2.15 |
| 6219 | 95 | 170 | 32 | 109000 | 82000 | 2.6 |
| 6220 | 100 | 180 | 34 | 122000 | 93000 | 3.15 |
Packaging & Shipping
Company Profile
Our Advantages
Our Advantages:
1. World-Class Bearing: We provide our customers with all types of indigenous bearing with world-class quality.
2. OEM or Non-Stand Bearings: Any requirement for Nonstandard bearings is Easily Fulfilled by us due to its vast knowledge and links in the industry.
3. Genuine products With Excellent Quality: The company has always proved the 100% quality products it provides with genuine intent.
4. After Sales Service and Technical Assistance: The company provides after-sales service and technical assistance as per the customer’s requirements and needs.
5. Quick Delivery: The company provides just-in-time delivery with its streamlined supply chain.
SAMPLES
1. Samples quantity: 1-10 PCS are available.
2. Free samples: It depends on the Model No., material and quantity. Some of the bearings samples need client to
pay samples charge and shipping cost.
3. It’s better to start your order with Trade Assurance to get full protection for your samples order.
CUSTOMIZED
The customized LOGO or drawing is acceptable for us.
MOQ
1. MOQ: 10 PCS standard bearings.
2. MOQ: 1000 PCS customized your brand bearings.
OEM POLICY
1. We can printing your brand (logo, artwork)on the shield or laser engraving your brand on the shield.
2. We can custom your packaging according to your design
3. All copyright own by clients and we promised don’t disclose any info.
FAQ
1.What is the minimum order quantity for this product?
Can be negotiated, we will try our best to meet customer needs.Our company is mainly based on wholesale sales,
most customers’orders are more than 1 ton.
2.What is your latest delivery time?
Most orders will be shipped within 7-15 days of payment being received.
3.Does your company have quality assurance?
Yes, for 1 years.
4.What is the competitiveness of your company’s products compared to other companies?
High precision, high speed, low noise.
5.What are the advantages of your company’s services compared to other companies?
Answer questions online 24 hours a day, reply in a timely manner, and provide various documents required by
customers for customs clearance or sales. 100% after-sales service.
6.Which payment method does your company support?
Do our best to meet customer needs, negotiable.
7.How to contact us quickly?
Please send us an inquiry or message and leave your other contact information, such as phone number,
account or account, we will contact you as soon as possible and provide the detailed information you need.
Please feel free to contact us, if you have any other question
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Contact Angle: | 0 |
|---|---|
| Aligning: | Non-Aligning Bearing |
| Separated: | Unseparated |
| Rows Number: | Single |
| Load Direction: | Radial Bearing |
| Material: | Bearing Steel |
| Samples: |
US$ 10/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.
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 is a Ball Bearing and How does it Function in Various Applications?
A ball bearing is a type of rolling-element bearing that uses balls to reduce friction between moving parts and support radial and axial loads. It consists of an outer ring, an inner ring, a set of balls, and a cage that separates and maintains a consistent spacing between the balls. Here’s how ball bearings function in various applications:
- Reduction of Friction:
Ball bearings function by replacing sliding friction with rolling friction. The smooth, spherical balls minimize the contact area between the inner and outer rings, resulting in lower friction and reduced heat generation.
- Radial and Axial Load Support:
Ball bearings are designed to support both radial loads (forces perpendicular to the shaft’s axis) and axial loads (forces parallel to the shaft’s axis). The distribution of balls within the bearing ensures load-carrying capacity in multiple directions.
- Smooth Rotational Movement:
Ball bearings facilitate smooth and precise rotational movement. The rolling motion of the balls allows for controlled and continuous rotation with minimal resistance.
- Applications in Machinery:
Ball bearings are used in a wide range of machinery and equipment, including motors, generators, gearboxes, conveyors, and fans. They enable the efficient transfer of motion while reducing wear and energy losses.
- Automotive Industry:
Ball bearings are extensively used in automobiles for various applications, including wheel hubs, transmission systems, steering mechanisms, and engine components. They provide reliability and durability in challenging automotive environments.
- Industrial Machinery:
In industrial settings, ball bearings support rotating shafts and ensure the smooth operation of equipment such as pumps, compressors, and machine tools.
- High-Speed Applications:
Ball bearings are suitable for high-speed applications due to their low friction and ability to accommodate rapid rotation. They are used in applications like electric motors and aerospace components.
- Precision Instruments:
For precision instruments, such as watches, cameras, and medical devices, ball bearings provide accurate rotational movement and contribute to the overall performance of the instrument.
- Variety of Sizes and Types:
Ball bearings come in various sizes, configurations, and materials to suit different applications. Different types include deep groove ball bearings, angular contact ball bearings, thrust ball bearings, and more.
In summary, ball bearings are essential components in a wide range of applications where smooth rotation, load support, and reduced friction are critical. Their versatility, reliability, and efficiency make them indispensable in industries spanning from automotive to industrial machinery to precision instruments.
editor by CX 2024-01-11
China manufacturer 2ZZ Good Quality 6200 To 6210 Ball Bearing ball bearing
Product Description
Product Description
| Bearing No | I.D | O.D |
WB | Loading Rate(KN) | Steering Ball Parameter |
Max Speed | ||||||
| d | D | B | Dynamic | Static | No. | Size | Grease | Oil | ||||
| mm | inch | mm | inch | mm | inch | Cr | Cor | mm | r/min | r/m | ||
| 6200 | 10 | 0.3937 | 30 | 1.811 | 9 | 0.3543 | 5.1 | 2.39 | 8 | 4.763 | 25000 | 30000 |
| 6201 | 12 | 0.4724 | 32 | 1.2598 | 10 | 0.3937 | 6.1 | 2.75 | 7 | 5.953 | 22000 | 26000 |
| 6202 | 15 | 0.5906 | 35 | 1.378 | 11 | 0.4331 | 7.75 | 3.6 | 8 | 5.953 | 19000 | 23000 |
| 6203 | 17 | 0.6693 | 40 | 1.5748 | 12 | 0.4724 | 9.6 | 4.6 | 8 | 6.747 | 18000 | 21000 |
| 6204 | 20 | 0.7874 | 47 | 1.8504 | 14 | 0.5512 | 12.8 | 6.65 | 8 | 7.938 | 16000 | 18000 |
| 6205 | 25 | 0.9843 | 52 | 2.571 | 15 | 0.5906 | 14 | 7.85 | 9 | 7.938 | 13000 | 15000 |
| 6206 | 30 | 1.1811 | 62 | 2.4409 | 16 | 0.6299 | 19.5 | 11.3 | 9 | 9.525 | 11000 | 13000 |
| 6207 | 35 | 1.378 | 72 | 2.8346 | 17 | 0.6693 | 25.7 | 15.3 | 9 | 11.112 | 9800 | 11000 |
| 6208 | 40 | 1.5748 | 80 | 3.1496 | 18 | 0.7087 | 29.1 | 17.8 | 9 | 12 | 8700 | 10000 |
| 6209 | 45 | 1.7717 | 85 | 3.3465 | 19 | 0.748 | 32.5 | 20.4 | 10 | 12 | 7800 | 9200 |
| 6210 | 50 | 1.9685 | 90 | 3.5433 | 20 | 0.7874 | 35 | 23.2 | 10 | 12.7 | 7100 | 8300 |
| 6211 | 55 | 2.1654 | 100 | 3.937 | 21 | 0.8268 | 43.5 | 29.2 | 10 | 14.288 | 6400 | 7600 |
| 6212 | 60 | 2.3622 | 110 | 4.3307 | 22 | 0.8661 | 52.5 | 36 | 10 | 15.081 | 6000 | 7000 |
| 6213 | 65 | 2.5591 | 120 | 4.7244 | 23 | 0.9055 | 57.5 | 40 | 10 | 16.669 | 5500 | 6500 |
| 6214 | 70 | 2.7559 | 125 | 4.9213 | 24 | 0.9449 | 62 | 44 | 11 | 16.462 | 5100 | 6000 |
| 6215 | 75 | 2.9528 | 130 | 5.1181 | 25 | 0.9843 | 66 | 49.5 | 11 | 17.462 | 4800 | 5600 |
| 6216 | 80 | 3.1496 | 140 | 5.5118 | 26 | 1.5716 | 72.5 | 53 | 11 | 18.256 | 4500 | 5300 |
| 6217 | 85 | 3.3465 | 150 | 5.9055 | 28 | 1.1571 | 83.5 | 64 | 11 | 19.844 | 4200 | 5000 |
| 6218 | 90 | 3.5433 | 160 | 6.2992 | 30 | 1.1811 | 96 | 71.5 | 10 | 22.225 | 4000 | 4700 |
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| Material: | Aluminum |
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Types of Ball Bearings
There are several types of ball bearings: Double-row angular contact, Four-point contact, Self-aligning, and Ceramic hybrid. Here’s a brief description of each. For more information, read our article about Double-row angular contact ball bearings. You’ll be better informed about how they’re made. Also, learn about how the cages that hold the balls in place are secured with rivets.
Double-row, angular-contact bearing
Double-row, angular-contact ball bearings are similar in their contact surfaces in one direction, and the two pairs of bearings are installed axially opposite to one another. This design allows them to support combined loads in axial and radial directions. These types of bearings are used for high-precision, high-speed applications. They can be used in everything from turbines to dentistry equipment. Double-row, angular-contact bearings are available at Grainger, as are single-row versions.
Double-row, angular-contact ball bearings are a popular option for applications where high precision and high speed are required. The design features of these bearings are ideal for applications with axial space restrictions. In contrast, they are smaller than two single-row angular-contact bearings and are available in steel, polyamide, or brass cages. Whether you need a cage for high speed or hard operating conditions is up to you. If you are unsure about the right cage for your application, contact Schaeffler.
Single-row angular-contact ball bearings are the most common type of bearings. Double-row bearings are also available with a shielded outer ring, which protects the balls inside the bearing from external contaminants. Because these double-row bearings are a good choice for applications requiring high performance, they are often the most affordable option. They offer similar performance as single-row bearings but are much more rigid.
Preloading is a key performance characteristic for double-row angular-contact ball bearings. Preloading can decrease the service life of double-row angular-contact ball bearings by up to 380 percent. Alternatively, you can preload double-row angular-contact ball bearings by placing spacers between their outer rings. Good double-row angular-contact bearing installation will increase working accuracy and bearing life.
Four-point contact ball bearing
The Four Point Contact Ball Bearing Market can be segmented into three types: 35 Degree, 45 Degree, and Other. The 35 Degree segment is expected to witness the fastest growth over the next few years, owing to its increased operational speed and competence in axial and radial axis load handling. Other types of four-point contact ball bearings include the Miniature and Deep Groove varieties. These are widely used in automobiles, aerospace, and other industries.
These bearings are designed for oil-free screw compressors, and they feature an outer-ring guided brass cage to reduce friction and increase running accuracy. In addition, they have lower maintenance costs compared to conventional bearings. However, they have a higher mean roughness value than their counterparts. High-speed operations require high-speed bearings that can withstand fast speed changes. This is because of the higher friction rate, which results from four-point contact.
The Four-Point Contact Ball Bearing is a highly versatile product, as it can handle radial, thrust, and moment loads. Because of this, it is often the first choice for slow to moderate-speed applications. This design also has a simplified assembly process, requiring only a single double-half-turn to install. It is the first choice of many automotive OEMs because it is extremely efficient. If you want a ball bearing with these benefits, you should contact a local bearing company.
The Four-Point Contact Ball Bearing Market will continue to grow despite a tough economy and volatile trade conditions. Demand for automotive and aerospace components is expected to grow alongside a variety of technological advancements. Meanwhile, demand for energy-efficient products will continue to increase with changes in trade policy, an imbalance in the supply-side ecosystem, and geopolitical risk. And while all these factors will continue to drive the market growth, a few challenges are worth considering.
The Four-Point Contact Bearing is designed with the same basic structure as its two-point counterpart. In a four-point contact ball bearing, one ball can have four distinct points of contact with two rings. Two of these contact points may be in diagonal position. The two remaining contact points change position and accommodate radial loads. Consequently, the Four-Point Contact Bearing is more flexible and robust than its two-point counterparts.
Self-aligning ball bearing
The self-aligning ball bearing is an incredibly useful tool in many industries. This type of bearing has a sealing lip that makes contact with a smooth chamfer on the inner ring. Because of the self-aligning nature of these bearings, they are not prone to misalignment. They can withstand temperatures ranging from -30°C to 120°C and should not be heated prior to installation.
A self-aligning ball bearing is an elastomer-based spherical-shaped bearing with two rows of rolling elements. These bearings can accommodate large radial loads, and their outer ring raceway is curved to provide a spherical effect. The inner ring, or cage, can be either cylindrical or conical. The inner diameter of a self-aligning ball bearing is normally cylindrical, but some are conical. They typically have three oil holes.
When choosing a self-aligning ball bearing, look for a model with a large enough bearing diameter to accommodate the shaft’s bending. Self-aligning bearings may also be interchangeable with standard ball bearing assemblies. You can find individual values in manufacturer catalogues. These bearings are useful in limited applications, although they are not necessarily ideal for everything. For example, in applications where combined loads are the main concern, self-aligning ball bearings should only be used if the application requires minimal misalignment.
A self-aligning ball bearing is a highly-efficient, energy-efficient solution for a variety of applications. It is a simple, low-maintenance solution that makes your life easier. Its unique outer raceway allows restraining springs to absorb the deflection that is common in other bearings. The result is a cooler, smoother running vehicle. It also helps prevent misalignment, which makes it ideal for use in many applications.
The SKF self-aligning ball bearing is an excellent choice for applications involving heavy deflection of the shaft. They are the lowest-friction bearing available. Their steel plate reinforced seals prevent them from separating from the shaft during operation. They are also resistant to oil, making them the perfect solution for high-speed applications. In addition to this, they are designed to work in a wide range of temperatures.
Ceramic hybrid ball bearing
A hybrid ball bearing made from a combination of steel and ceramics is a good option for high-speed applications requiring electrical isolation. This combination offers an extended lifespan and minimal electrical corrosion or seizure risk. In addition, the hybrid ball bearings have less friction than steel bearings and can operate at low speeds. To learn more about this hybrid type of bearing, continue reading. We’ll also discuss how it can help your application.
Full ceramic balls are generally harder than steel, but they do have lower density, meaning they’re not subject to the same high centrifugal forces as steel balls. These benefits make ceramic ball bearings much more durable, with long lifespans. Both full and hybrid ceramic ball bearings are available from CZPT. Read on to learn more about each type. Here’s a look at some of the benefits of each. You’ll be pleasantly surprised.
A hybrid ball bearing consists of steel inner and outer rings and a ceramic ball. It can withstand high speeds and loads, but it’s also designed to operate in extreme temperatures. This hybrid ball bearing also requires minimal lubrication and is suitable for a variety of applications. Because of its unique characteristics, hybrid bearings are lightweight and hard, and they spin faster than steel balls. But how do you choose the right one for your application?
A ceramic ball bearing is better than a steel one for many applications. Its greater speed capability and lower friction allow it to operate at higher speeds than steel balls. It is also less sensitive to fluctuations in lubrication conditions than steel balls. They also tend to be cheaper, so it makes sense to invest in one. It’s worth your while. They last longer, and they don’t require a run-in period.
A hybrid ball bearing is the best choice for electric spindles with high speed and heavy loads. A hybrid ceramic ball bearing has the advantage of low heat and high stiffness, and can operate at high speeds and loads. This thesis explores the dynamic characteristics of a hybrid ceramic ball bearing, including analysis calculations and experiment verification. The results provide reliable data and lay the foundation for professional spindle optimum design tests. It is a worthy addition to any machine shop.
editor by CX 2023-11-11
China Good quality 6210 Zz Double Shield Deep Groove Ball Bearing Manufacturer Machine Bearing 6205 6206 6305 6304 6310 6315 with Free Design Custom
Merchandise Description
6210 Zz Double Shield Deep Groove Ball Bearing Maker Machine Bearing 6205 6206 6305 6304 6310 6315
Introduction:
Deep groove ball bearings are the most extensively utilised bearing variety and are the specifically adaptable .They have lower friction and are optimized for low sounds and minimal vibration which enables
large rotation speeds.They accommodate radial and axial lodas in each directions are simple to mount and require significantly less upkeep .than other bearing types .
Characteristics and Positive aspects:
one.Minimal friction and operating temperatures .low noise.and virbration
2.High operating speeds
three.Large top quality and performance abilities for your software
four.Offered with a assortment of greases for most situations such as foods good quality grease,high temperature grease and solid oil
five.Accommodate radial loads and axial lodas in equally directions
six.Improved reliablity and offer lengthy bearing and CZPT serivice life
Apps:
Electric powered motors and turbines
Agricuture
Material dealing with
Industrial transmissions
Meals and beverage
Industrial pamps
Industrial fans
Two and 3 wheelers
Car and gentle vehicles
Photoes:
Pictures
FAQ
Q1.Are you a manufacturing unit or buying and selling company?AWe are a self-possess manufacturing facility ,can provide a single-phase service for our customer .from components to a variety of surface area treatment options.and from complex revenue to shipping and delivery and to following-sales.so we can help save the value of client manage the high quality and direct time .supply the ideal provider.
Q2.What`s your main products ?ADeep groove ball bearing ,Taper roller bearing
Q3.What`s your once-a-year value of creation? Close to USD 8.000.000
This autumn.What ‘s your guide time(USD)?A.ten-15days after payment
Q5.What is actually your bundle ?A.products in CZPT bags,poly luggage in cartons and then in ply wooden pallets for exporting.
Q6.What is your ways of delivery?A.FOBHangZhou or CIF by sea or by ship
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Resources Utilised in Bearings
If you are not common with the types of bearings, you could be interested in knowing a lot more about the components utilised to manufacture them. Here’s a appear at what each and every variety of bearing is manufactured of, how it really is utilised, and how a lot they cost. To uncover the correct bearing for your application, it’s critical to decide on a quality lubricant. The materials employed in bearings are decided by their kind and purposes. Picking the proper lubricant will extend its lifestyle, and shield your machine’s components from harm and premature put on.
Supplies utilised in bearings
Bearings are produced from a variety of supplies. Stainless steel is a common content utilized for the components of bearings. It has a increased articles of chromium and nickel. When exposed to oxygen, chromium reacts with it to kind chromium oxide, which provides a passive film. For increased temperatures, teflon and Viton are also used. These supplies offer superb corrosion resistance and are typically chosen by makers for their exclusive homes.
Stainless steel is an additional substance employed in bearings. AISI 440C is a large-carbon stainless steel typically utilized in rolling-contact bearings. It is commonly used in corrosive environments, especially in programs exactly where corrosion resistance is a lot more critical than load capability. It can also be heat-treated and hardened to 60 HRC, but has decrease fatigue daily life than SAE 52100. Stainless metal bearings may carry a 20-40% price high quality, but their exceptional overall performance is worth the added income.
Graphite and molybdenum disulfide are two of the most frequent supplies utilized in bearings. Even though graphite is a popular materials in bearings, it has very bad corrosion resistance and is unsuitable for purposes where oil or grease is necessary. Graphite-based mostly composite resources are one more choice. They combine the advantages of both graphite and ceramic components. A assortment of proprietary supplies have been created for large-temperature use, this kind of as graphite and MoS2.
Wood bearings have been around for centuries. The oldest ones employed wooden and Lignum Vitae. These resources ended up light-weight, but they were extremely powerful and resilient. Wood bearings ended up also lubricated with animal fats. In the course of the 1700s, iron bearings have been a well-known choice. In 1839, Isaac Babbitt invented an alloy that contains challenging metal crystals suspended in a softer steel. It is considered a metallic matrix composite.
Programs of bearings
Bearings are employed in numerous diverse industries and programs to support facilitate rotation. The steel surfaces in the bearings support the excess weight of the load, which drives the rotation of the device. Not all masses use the very same quantity of power to bearings, nevertheless. Thrust and radial hundreds act in distinctly distinct approaches. To much better realize the different utilizes of bearings, let’s take a look at the various sorts of bearings. These adaptable units are essential for numerous industries, from cars to ships and from development to industrial processes.
Cylindrical roller bearings are designed to support weighty masses. Their cylindrical rolling factor distributes the load over a larger region. They are not, nonetheless, suited to dealing with thrust hundreds. Needle bearings, on the other hand, use tiny diameter cylinders and can in shape into tighter spaces. The benefits of these sorts of bearings are numerous, and several major producers are now leveraging the Industrial Web of Items (IIoT) to build related smart bearings.
As a electrical power technology industry, bearings enjoy an vital part. From turbines to compressors, from turbines to pumps, bearings are essential components of gear. In addition to bearings, these parts help move the products, so they can perform appropriately. Typically, these parts use ball bearings, even though some roller bearings are utilized as well. In addition to becoming efficient and tough, these types of bearings also are inclined to be constructed to meet stringent inside clearance needs and cage design requirements.
In addition to bearings for linear motion, bearings can also bear the weight of a rotary portion. Depending on the application, they can be designed to lessen friction amongst moving areas. By constraining relative movement, bearings are utilized to minimize friction within a presented software. The best-created bearings reduce friction in a given application. If you’re in the market place for a new bearing, NRB Industrial Bearings Constrained is an exceptional source to commence your lookup.
Sorts of bearings
The sort of bearings you decide on will have a significant affect on the efficiency of your equipment. Employing the proper bearings can enhance effectiveness, accuracy, and provider intervals, and even minimize the price of acquiring and functioning equipment. There are a number of various sorts of bearings to pick from, which includes ball bearings and flexure bearings. Some varieties use a fluid to lubricate their surfaces, whilst other folks do not.
Basic bearings are the most common type of bearing, and are employed for a variety of programs. Their cylindrical style enables for a comparatively clean motion. Often made of copper or other copper alloy, they have minimal coefficients of friction and are frequently used in the construction sector. Some varieties of simple bearings are also accessible with a gudgeon pin, which connects a piston to a connecting rod in a diesel motor.
Magnetic bearings are the newest variety of bearing. They use long term magnets to develop a magnetic discipline about the shaft with out requiring any electricity. These are challenging to design and style, and are nevertheless in the early levels of advancement. Electromagnets, on the other hand, need no electrical power but can execute really high-precision positioning. They can be really durable and have a lengthy provider daily life. They are also light-weight and straightforward to restore.
Another sort of bearing is needle roller. These are manufactured of thin, lengthy, and slender cylinders that are utilized in a assortment of purposes. Their slender dimension is best for a space-constrained software, and their modest profile enables them to suit in restricted areas. These kinds of bearings are frequently utilised in automotive apps, bar stools, and camera panning products. They have numerous benefits over ball bearings, such as the potential to handle hefty axial masses.
Price of bearings
A broad assortment of aspects influence the value of aerospace bearings, such as the bearing substance and its volatility. Producers normally use higher-grade steel for plane bearings, which are highly affected by fluctuations in the steel price. Federal government insurance policies also engage in a part in the variation in trade price tag. The implementation of COVID-19 has modified the industry dynamics, creating an unsure outlook for supply and demand from customers of aerospace bearings. New trade norms and transportation constraints are expected to hamper the development of this industry.
Demand from customers for aerospace bearings is largely pushed by aircraft companies. In North The united states, plane companies have to meet incredibly substantial standards of excess weight, efficiency, and quality. They also have to be lightweight and expense-effective. This has resulted in a climbing expense of aerospace bearings. The industry for aerospace bearings is expected to increase at the highest CAGR more than the following couple of a long time, driven by growing investments in defense and aerospace infrastructure throughout Asia-Pacific.
Hub assemblies are also high-priced. A wheel hub will expense among $four hundred and $five hundred for one set of bearings. In addition to this, the pace sensor will be integrated. The common price of wheel bearings is in between $four hundred and $five hundred for one aspect, such as labor. But this price selection is much reduced if the bearing is a substitute of an entire wheel assembly. It is still really worth noting that wheel hub bearings can be acquired separately for a reduced cost.
Substitution of one particular or two wheel bearings will rely on the model and year of the motor vehicle. For a tiny automobile, one particular rear wheel bearing can price among $190 and $225, while two front wheel hubs can cost upwards of $1,000. Labor and parts costs will range by place, and labor costs may possibly also be covered below some warranty plans. If you make a decision to have it carried out by yourself, be sure to question several stores for estimates.
Inspection of bearings
To preserve bearing functionality and stop accidents, periodic inspections are important. In addition to ensuring trustworthiness, these inspections boost productiveness and effectiveness. Regular routine maintenance includes disassembly inspection, replenishment of lubricant and checking procedure position. Below are some frequent techniques to carry out the necessary inspections. Preserve reading through to learn how to keep bearings. Right after disassembly, you need to clean the parts totally. Make certain that the bearings are free of charge of burrs, particles, and corrosion.
Ultrasound technologies is an superb instrument for checking gradual-velocity bearings. Most ultrasound devices provide extensive-ranging sensitivity and frequency tuning. Ultrasound can also be used to keep track of bearing seem. Ultra-slow bearings are typically big and greased with higher-viscosity lubricant. Crackling sounds indicate deformity. You can also listen for abnormal noise by plugging a vibration analyzer into the device. As soon as the machine displays irregular sound, routine additional inspections.
Ultrasonic inspection entails using an ultrasound transducer to measure the amplitude of audio from a bearing. It is powerful in early warnings of bearing failure and prevents above-lubrication. Ultrasound inspection of bearings is a price-powerful answer for early diagnosis of bearing issues. In addition to becoming a trustworthy tool, ultrasonic screening is digital and straightforward to implement. The subsequent are some of the rewards of ultrasonic bearing inspection.
Dynamic good quality evaluation includes the use of a specific fixture for measuring bearing deformations under low shaft velocity and light-weight radial load. The dimension of the fixture influences the benefit of the deformations. A fixture ought to be sized among the diameter of the sensor and the roller to ensure maximum precision. The outer deformation sign is much more delicate with a greater sensor diameter. A vibration-acceleration sensor is utilised for the contrast check.
