Product Description

PRODUCT INFO.

Name NACHI High speed 6805-2NSE 6805NSE 6900-2NSE ball bearing for electric machinery
Brand CHIK OEM famous brands (NTN CZPT CZPT URB ETC)
Origin China  p.R.O.C.
Size 1-300mm
Weight 0.1-10kg
Material Chrome steel , carbon steel , stainless steel
Precision P0  P6  P5 / abec1 abec3 abec5
Net Weight : Contact us, get more detailed – Net Weight parameters
Material : Bearing steel,chrome steel , steel less ,carbon steel
Number of Rows : According to specific product, we can custom-made for you

Single row deep groove ball bearings are most frequently used bearing type.They are versatile, self-retaining bearings with solid outer rings, inner rings and ball and cage assemblies.Due to their low frictional torque, they are suitable for high and even very high speeds and are robust in operation, little maintenance.Due to the raceway geometry and the balls used as rolling elements, deep groove ball bearings can support relatively high radial loads, as well as small axial loads.

Other models are in stock
6001-2NSE  6001NSE 6002-2NSE 6006-2NSE  6006NSE 6800-2NSE 6800NSE  6801-2NSE 6801NSE
6802-2NSE 6802NSE 6803-2NSE 6803NSE 6804-2NSE 6804NSE 6805-2NSE 6805NSE 6900-2NSE
6903-2NSE 6904-2NSE 6905-2NSE 6002NSE 6007-2NSE 6901-2NSE 6902-2NSE 6206-2NSE 6210-2NSE
6302-2NSE 6307-2NSE 6308-2NSE 6800ZZE 6900ZZE 6000ZZE 6200ZZE 6300ZZE 6801ZZE
6901ZZE 6001ZZE 6201ZZE 6301ZZE 6802ZZE 6902ZZE 6002ZZE 6202ZZE 6302ZZE
6803ZZE 6903ZZE 6003ZZE 6203ZZE 6303ZZE 6800ZZE 6904ZZE 6004ZZE 6204ZZE
6304ZZEI 6805ZZE 6905ZZE 6005ZZE 6205ZZE 6305ZZE 6006ZZE 6206ZZE 6306ZZE 6808ZZE
 

DEEP GROOVE BALL BEARINGS SINGLE ROW & DOUBLE ROWS

Subject Symbol Description
Seal type ZZ Metal shields on both sides.
2RS Rubber seals on both sides.
Z Metal shield on 1 side.
RS Rubber seal on 1 side.
Radial internal clearance C2 Less than normal.
CN Normal clearance.Is not indicated as a standard.
C3 Greater clearance than normal.
C4 Greater than C3.
C5 Greater than C4.
Other technical modifications NR Groove with inserted snap ring in outer ring.
N Snap ring groove in the outer ring.
SS Stainless steel.
Cage type M Brass cage ball guided.
MB Brass cage, inner ring centered.
MA Brass cage, outer ring centered.
Speed ratings V Normal vibration level.Is not indicated as a standard.
V2 Lower vibration level than normal.
V3 Lower vibration level than V2.
V4 Lower vibration level than V3.
Tolerances P0 Normal tolerance level.Is not indicated as a standard.
P6 Greater tolerance level than P0.
P5 Greater tolerance level than P6.

OTHER MODELS WE CAN OFFER


FAQ ?

1.Q:When can I get the price?
A:After we get your inquiry, usually within 2-6 hours.Urgent will be faster.
2.Q:How about your quality of bearings?
A:Our quality of bearings is based on ISO9001 and quality of bearing is our soul.
2.Q:Can I get free samples for test from your company?
A:YES, Standard samples are available.
3.Q:What is the MOQ of your products?
A:Usually ≥1, According your demand.
4.Q:How about the Delivery time?
A:About 3-15days.(according your quantity of bearing.)
5.Q:Will you check these products before shipment?
A:Yes, before shipment products will be strictly inspection on our factory QC Process System.We have a professional QC team.
7.Q:What will we do if If you are not satisfied with the product?
A:If have any abnormal, Please contact us at first time, we will immediately processing.
8.Q:How long will you response for our problems?
A:We will respond within 1 hour.24 hours to solve your problem.

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Contact Angle: 1
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Customization:
Available

|

Customized Request

ball bearing

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

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

  • High-Carbon Chrome Steel (AISI 52100):

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

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

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

  • Ceramic:

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

  • Plastic (Polyamide, PEEK):

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

  • Bronze:

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

  • Hybrid Bearings:

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

  • Specialty Alloys:

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

  • Coated Bearings:

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

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

ball bearing

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

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

  • Material Composition:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

  • Friction and Heat:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

  • Weight:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

  • Corrosion Resistance:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

  • Speed and Precision:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

  • Cost:

Ceramic Ball Bearings:

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

Traditional Steel Ball Bearings:

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

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

ball bearing

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

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

  • Friction Reduction:

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

  • Wear Prevention:

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

  • Heat Dissipation:

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

  • Corrosion Resistance:

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

  • Noise Reduction:

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

  • Seal Protection:

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

  • Improved Efficiency:

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

  • Lifespan Extension:

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

  • Selection of Lubricant:

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

  • Regular Maintenance:

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

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

China Best Sales CZPT High Speed 6805-2nse 6805nse 6900-2nse Ball Bearing for Electric Machinery   with Best SalesChina Best Sales CZPT High Speed 6805-2nse 6805nse 6900-2nse Ball Bearing for Electric Machinery   with Best Sales
editor by CX 2024-04-24

Steel Ball Bearings

As one of the leading steel ball bearings manufacturers, suppliers, and exporters of mechanical products, We offer steel ball bearings and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of steel ball bearings.

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