Cordierite ceramic bearing rings

It is widely used for magnetic force floating railway engineer,building bridge,building railway,large power plant and etc.

Specification:

High at elevated temperatures

High dielectric strength

Excellent electrical resistance

Abrasion   resistance

High electrical insulation

 

Application  :

 

Electric appliance industry

Automotive industry

Mechanical industry

Engineer industry

Technical Parameters:

Main chemical ingredient	2MgO, 2Al2O3, 5SiO2
Bulk density	2.5gm/cc
Maximum use temperature	1000°C
Water absorption	0.1%
Hardness	800HV
Bending Strength	900Kgf/cm2 (20°C)
Compressive Strength	3500Kgf/ (20°C)
Coefficient of thermal expansion	≤2.0(1×10-6/°C)
Dielectric constant	6(1MHz.25°C)
Dielectric strength	10 ac-KV/mm(ac V/mil)
Volume Resistivity	>1012 ohm-cm(20°C)
Color	White, light yellow etc

 We can produce according to customer's drawings.

Cordierite ceramic bearing rings