6211 2RS Bearing

6211 2RS Bearing

Material: GCr15, Carbon steel
Precision: P0, P6, P5
Noise level and vibration: ZV, Z1V1, Z2V2, Z3V3, Z4V4
Radial clearance: C0, C3
Working temperature range: -30℃~110℃
Supply ability: 100000 pieces per month
Certificate: ISO9001:2015
Ball precision: G10
Service: OEM, ODM
Feature: High-precision, Low-noise, Long-life

Description

for my 6211 2RS Bearing.

 

As a manufacturer and supplier of the 6211 2RS Bearing, we take great pride in our product and its high-quality craftsmanship. Our bearings are designed to meet the demands of various industries and applications with precision and durability, ensuring optimal performance and longevity.

 

The 6211 2RS Bearing is a premium quality deep groove ball bearing that is designed to cater to a wide range of applications. It is constructed with high-quality materials that ensure an extended lifespan and robust performance in even the harshest of environments. This bearing is perfect for use in heavy machinery, mining and construction equipment, industrial applications, and agricultural implements.

 

One of the standout features of the 6211 2RS Bearing is its sealed design. Our bearing comes equipped with two rubber seals that protect it from dust, debris, and other elements that may cause premature failure. The seals are also designed to retain lubrication for longer periods, which helps reduce maintenance and downtime.

 

The 6211 2RS Bearing boasts exceptional load-carrying capacity and long-lasting performance. It can accommodate both radial and axial loads, making it an ideal choice for applications that require high-speed rotation, precision, and reliability. The bearing also has a low friction coefficient, which helps conserve energy and reduces wear and tear.

 

Our 6211 2RS Bearing is designed with precision and accuracy in mind. It is manufactured with the highest standards of quality control to ensure that each bearing meets or exceeds industry standards. This means that our customers can expect consistent and reliable performance from every bearing that they purchase from us.

 

We take great pride in our customer service and support. Our dedicated team of professionals is always on hand to answer any questions that our customers may have regarding the 6211 2RS Bearing, its applications, and its features. We strive to ensure that our customers receive the best quality products and services when they work with us.

 

In conclusion, the 6211 2RS Bearing is an exceptional bearing that offers exceptional quality, performance, and reliability. Its sealed design, load-carrying capacity, and precision construction make it the perfect choice for a wide range of applications. We are confident that our customers will be satisfied with our product and the level of service that we provide. So, if you are looking for a high-quality, durable, and reliable bearing that will stand the test of time, look no further than the 6211 2RS Bearing.

 

● Introduction



6211 2RS bearing belongs to single row deep groove bearings. The bearing consists of an outer ring, an inner ring, a set of steel balls and a set of cage. Deep groove ball bearings are mainly used to bear radial load, but also commonly used to bear radial and axial combined load. Especially when the speed of mechanical equipment is very high, it is not suitable to use thrust bearing, the bearing can be used to bear double directions axial load. The precision level of bearings is in accordance with the standard GB/T 307.3-2017. The precision level of bearing is P0, P6, P5, P4 and P2. The rolling bearings are precision mechanical products, the tolerance level of P2 is relative to the standard tolerance of IT2, the tolerance level of P0 is relative to the standard tolerance of IT7~IT8. 

Bearings are widely used in industrial machinery, low-noise motors, automobiles, internal combustion engines, machine tools, machinery industry and other fields.


Production Details



◆ When bearing ring spheroid annealing, if the heat preservation is not enough, the dissolution of carbide is not sufficient, the number of insoluble carbide is more, some even still retain the flake form, finally it is fine grain pearlite and flake pearlite coexist. In order to improve the morphology of carbide, it is necessary to carry out spheroid annealing again, so that the holding time is sufficient to obtain the normal spheroid annealing organization. The circle turning chamfering and 45° chamfering surface is generally placed in front of the groove turning process, the use of internal and external chucks, spring chuck to hold the workpiece, using carbide 45° chamfering turning tool (or in the edge of its grinding out of the half member arc concave), available to turn a good qualified collar against the tool. The variation of diameter, round deviation and thickness in a single radial plane of the outer and inner diameter of the collar is too large, which makes the deformation serious after heat treatment and quenching due to the uneven internal stress, and brings great difficulties to the grinding of the inner and outer diameter, and will also reflect the ellipse, prism and black skin.

◆ Rings blank types are annealed bar, tube, plate, hot forging, warm extrusion, cold extrusion, precision rolled parts, high-speed upsetting forgings, hot-rolled parts, etc., the type of blank has a great impact on the process. The following is to introduce the application of various blanks one by one.


6211 c3


Technical Parameters



The standard of boundary dimensions is ISO 15: Rolling bearings - Radial bearings - Boundary dimensions, general plan.


6211 2RS bearing



6211 2rs

6211 rs

Bore diameter

d

55 mm

Outside diameter

D

100 mm

Width

B

21 mm

Chamfer dimension

r

min. 1.5 mm

Shoulder diameter outer ring

D1

Caliber diameter outer ring

D2

≈ 88.2 mm

Shoulder diameter inner ring

d1

≈ 68.9 mm

Diameter of shaft shoulder

da

min. 64 mm

Diameter of housing shoulder

Da

max. 91 mm

Fillet radius

ra

max. 1.5 mm

Basic dynamic load rating

Cr

43 000 N

Basic static load rating

Cor

29 000 N

Fatigue load limit

Cur

1 720 N

Limiting speed

nG

4 300 r/min

Reference speed

nB

Mass

m

≈ 0.632 kg


Bearing Testing



In the ideal conditions of most types of bearings, the relative motion between the collar and rolling body is produced by rolling friction, so in the rotation, should be brisk and no blocking phenomenon. However, due to errors in the machining process and improper assembly of the bearing parts, the rotational flexibility of the bearing will be affected. In the assembled bearing, if the cage clamping ball, cage and guide surface friction and bearing have residual magnetic etc. will also make the bearing rotating inflexible, thus leading to the bearing service life is reduced.


Dimensions

Tolerance

Radial Clearance

P0

P6

P5

C0

C3

Bore diameter

d

55 mm

-15 ~ 0 um

-12 ~ 0 um

-9 ~ 0 um

8 ~ 28 um

23 ~ 43 um

Outside diameter

D

100 mm

-15 ~ 0 um

-13~ 0 um

-10 ~ 0 um

Width

B

21 mm

-150 ~ 0 um

-150 ~ 0 um

-150 ~ 0 um


Bearing Quality



Bearing surface quality, including surface roughness, various cracks (material cracks, forging cracks, heat treatment cracks, grinding cracks, etc.), various mechanical injuries (abrasions, scratches, bruises, pressure wounds, etc.), lines, etc.), various mechanical injuries (abrasions, scratches, bruises, pressure wounds, etc.), burns, black skin, rust, pitting, riveting quality and sign quality, etc.


Dimensions

Noise level

Vibration level

Z

Z1

Z2

Z3


V

V1

V2

V3

V4

Bore diameter

d

55 mm

60 dB

57 dB

53 dB

50 dB

L

420 um/s

280 um/s

210 um/s

125 um/s

95 um/s

Outside diameter

D

100 mm

M

360 um/s

220 um/s

180 um/s

110 um/s

70 um/s

Width

B

21 mm

H

360 um/s

200 um/s

180 um/s

110 um/s

70 um/s


Company Introduction



Our company has a reasonable talent structure, with more than 110 employees, including 19 technical developers with a bachelor degree or above. During human resource management, we mobilize the enthusiasm of employees fully, increase their sense of achievement and honor, provide customers with professional and efficient services with professional ability and positive enthusiasm. Therefore, we can always remain competitive in the fierce market competition and achieve rapid and stable development.



Packing Methods



skf 6211 c36208 skf bearing6211 fag
Tube PackageSingle Box PackagePallet Package


Delivery Methods



bearing 6211 2rs6208 2zc36211 c3 bearing
By ExpressBy SeaBy Air


 

Why choose us?

  • We provide transparent and honest communication with our customers, so that they always know what to expect from our Deep Groove Ball Bearings products and services.
  • Our factory has advanced production equipment, adopts high-quality raw materials, strictly abides by advanced production technology, and establishes a strict quality management system to produce 6211 2RS Bearing that can reach the international advanced level.
  • We are a Chinese factory that specializes in high-quality Deep Groove Ball Bearings products and services.
  • We hope to become an important force for social progress and establish a good image of central enterprises as responsible.
  • Our goal is to continuously improve the quality of our Deep Groove Ball Bearings to meet the changing needs of our customers.
  • We believe that long term partnership is a result of high quality, value added service, rich experience and personal contact for 6211 2RS Bearing.
  • We believe in delivering the best Deep Groove Ball Bearings products at a fair price, and we never compromise on quality.
  • Undertake social responsibility and create first-class products with core competitiveness.
  • Our team follows a rigorous manufacturing process to ensure consistent high-quality Deep Groove Ball Bearings production.
  • Welcome to contact us for consultation, we will pay 100% enthusiasm to help you, select the most suitable product to meet your requirements. Choosing us is to choose peace of mind and satisfaction!

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