Silicon Nitride

Silicon Nitride

  • 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 Ј1000°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.

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