Items |
Items |
||
Si3N4 |
>= 92% |
Compressive strength |
>= 1500 Mpa |
Density |
>= 3.1 g/cm3 |
Thermal conductivity |
16—22 W/mk |
Hardness (HRA) |
>= 92 |
Coefficient of thermal expansion |
3.2—3.4X10-6 K |
Flexural strength |
>= 600 Mpa |
Working temperature (Oxidizing atmosphere) |
1400℃ |
Silicon nitride ceramic rotor pictures
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