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Double row angular contact ball bearings
Double row angular contact ball bearings

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Double row angular contact ball bearings
1.Material:zirconia ceramic
2.Used in Electro plating, electro polishing

Double row angular contact ball bearings 

 

Gongtao company specilize in making various ceramic bearing made of ZrO2,Si3N4 ect.Full ceramic bearing have excellence performance as special electrical and magfuteism resistance, wear and corrosion resistance,lubrication and maintenance free when working,especially high and low- temperature application .etc. could be used in awful environment and specially condition. The rings and balls made by full ceramic material:ZrO2, as a standard constructure,the cage made by PTFE, generally we also could make the cage

 

Index for zirconia ceramic

Item

Testing condition

Unit

Zirconia

Bulk density

 

g/cm3

6

Flexural Strength

 

N/m2×103

11

Coefficient of linear expansion

20~800°C

×10-6/°C

9.5

Bulk density resistance

100°C

Ω·Cm

>1012

Bending strength

 

Mpa

950

Thermal conductivity

20°C

W/m·k

3

Breaking tenacity

 

Mpa·m1/2

6-8

Highest temperature resistance

 

°C

2300

Wear-resistance property

Excellent

  

 

 

 

 

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