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636ceramic bearing 6*22*7

636ceramic Bearing 6*22*7

Min. Order:
1 Piece
Payment term:
T/T Payment in advance
Delivery time:
according to quantity
Technical Parameters:
Product Designations:
636
Structure:
ball bearing
Inside Diameter:
6 mm
Outside Diameter:
22 mm
Thickness:
7 mm
Weight:
0.0108( Zro3) 0.0058( sI3N4) 0.0027 (plastic) KG
Brand:
KMK
Precision Rating:
po-p6
Bearing Material:
stainless steel ,plastic , ceramic , chrome steel
Seals Type:
open
636ceramic Bearing 6*22*7

636ceramic bearing have excellence performance as special electrical and magnetism resistance , could be used in awful environment andspecially condition.

Ceramic bearings( including full ceramic bearings and Hybrid ceramic bearings), are usually made in Si3N4, ZrO2, Al2O3, SiC ceramic powder, sometimes hybrid with stainless steel races and glass balls.

Properties comparision of ceramic material:

 
 

Performance

Unit

Boron carbide

Aluminum oxide

Toughened Aluminum oxide

Zirconium oxide

Silicon nitride

Silicon carbide

 

Symbol

B4C

99Al2O3

ZTA-20%

ZrO2

Si3N4

SiC

 

Density

g/cm3

2.4~2.51

3.7~3.99

5.5

6

3.2

3.2

 

Hardness HV

Kg/mm

2700~3200

2300~2700

1470~1500

1300~1500

1700 ~2700

2350~2450

 

Flexural strength

MPa

350~400

300~400

700

1000~1500

900

450~800

 

Compressive strength

MPa

1800~2500

2800~3500

2000

2000

3500

2250~3000

 

Fracture toughness

Mpa·m-3/2

6

2~4

5~6

11

7

4~5

 

Weibull modulus

GPa

7

10

15

15

6

 

Modulus of elasticity

GPa

407

260

210

320

410

 

Poisson's ratio

0.2

0.23

0.3

0.26

0.16

 

Thermal expansion coefficient

×10-6/

4.5

6.5~8.6

9.4

10.5

3.2

4.3

 

Thermal shock resistance

ΔT

200

470

250

500

350

 

Electric resistance

Ω/cm2

0.3 ~ 0.8

1014~1016

1010

1010

1014

100 ~2

 

 


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High quality 636 ( 0.0108( Zro3) 0.0058( sI3N4) 0.0027 (plastic) kg Mass, ID: 6 mm OD: 22 mm WD: 7 mm , po-p6 Accuracy Class , stainless steel ,plastic , ceramic , chrome steel Material ), Just click the button " Contact Now " to mention your purchase Requirement , Quantity and Contact Method of your requested Bearing Item No. 636. then click the button " Send " The web site will make your purchasing information sent to the supplier's mailbox, who will come to contact you upon they get your information at the first time.
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