Silicon Nitride
INDUSTRIAL SILICON NITRIDE - RAW & MACHINED
SILICON NITRIDE MACHINING & GRINDING
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Silicon Nitride
Properties Units Silicon Nitride MECHANICAL Density g/cm3 3.18-3.30 Color – gray Water Absorption % 0 Flexural Strength MPa@room temp.(R.T.) 338-590 Compressive Strength MPa@R.T. – Hardness GPa 13.2-14.7 THERMAL Coefficient of Linear Thermal Expansion 1E-6/°C
(>>25°C to 1000°C)2.5-3.5 Thermal Conductivity W/m°K@R.T. 15-30 Specific Heat cal/g°C@R.T. 0.17 Thermal Shock Resistance D T(°C) 500-670 Maximum Use Temperature °C 1200-1400 ELECTRICAL Volume Resistivity Ohm. cm@R.T. 1012 Dielectric Constant 1MHz@R.T. –
