- Contact Person : Mr. Liu Mike
- Company Name : Yixing Feifan Ceramics Co., Ltd.
- Tel : 86-510-87191518
- Fax : 86-510-87192999
- Address : Jiangsu,Yixing,Jianxin Village, Dingshu Town
- Country/Region : China
- Zip : 214220
porous ceramics
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The main chemical ingredient of cordierite is 2MgO·2Al2O3·5SiO2,main material is steatite,clay,alumina,feldspar,etc. Manufactured by normal ceramic technic,can be used for loop framework,insulators of arc-resistance,element of composite materials,burnable nozzle of electrical insulators,and etc.
Cordierite material parameters:
Item | Test Condition | Unit&Symbol | Cordierite ceramics |
The main chemical ingredient | 2MgO 2Al2O3 5SiO2 | ||
Bulk Density | gm/cc | 2.5 | |
Maximum Use Temperature | 1000°C | ||
Water absorption | % | 0 | |
Hardness | HV | 800 | |
Bending Strength | 20° C | Kgf/cm2 | 900 |
Compressive Strength | 20° C | Kgf/cm2 | 3500 |
Fracture Toughness | K(I c) | Map.m3/2 | - |
Coefficient of thermal expansion | 1X 10-6/°C | ≤2.0 | |
Coefficient of thermal conductivity | 25° C-30° C | W/m °K | 1.3- |
Thermal Shock Resistance | Tc | °C | 250 |
Dielectricity constant | 1MHz.25°C | 6 | |
Dielectric strength | ac-kV/mm (ac V/mil) | 10 | |
Volume Resistivity | 20°C | ohm-cm | > 1012 |
porous ceramics