| (A95 ceramics) |
Essential components |
95£¥Al2O3 |
Material characteristics |
Density |
g/cm3 |
3.6 |
Water Absorption |
£¥ |
O |
Agglomeration temperature |
¡æ
|
1680 |
Physical characteristics |
Hardness |
HV |
1500 |
Anti¡ªFolding Strength |
Kgf/cm2 |
3000 |
Compressive Strength |
Kgf/cm2 |
25000 |
Tenacity |
Map.m3/2 |
3-4 |
Thermodynamic property |
Highest application temperature |
¡æ |
1450 |
Thermal expansion coefficient O-1000¡æ |
/¡æ |
8*10-6 |
Heat resistance |
T(¡æ) |
220 |
Thermal conductivity |
W/m.k(25-300¡æ) |
25 14 |
Electrical specification |
Volume resistivity |
20¡æ |
>.cm |
>1012 |
100¡æ |
1012-1013 |
300¡æ |
>1010 |
Insulation breakdown intensity |
KV/mm |
18 |
Dielectric constant |
100MHz(E) |
9.5 |
The A95 ceramics are good in intensity, insulation and heat durability. They are widely used as electric insulating shells,for example,microwave oven, electric heating tube, igniter and so on. |
