636ceramic Bearing 6*22*7
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 |
Share this product to: Let more people see your product
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.
636 Related Products »
-
- 683 ceramic bearing 3x7x2
- Full ceramic bearing ZrO2 material has perfect propriety such like suitable for
-
- 693ceramic bearing 3x8x3
- Full ceramic bearing ZrO2 material has perfect propriety such like suitable for
-
- 603ceramic bearing 3x9x3
- Full ceramic bearing ZrO2 material has perfect propriety such like suitable for
-
- 623ceramic bearing 3x10x4
- Full ceramic bearing ZrO2 material has perfect propriety such like suitable for