This technical information has been contributed by
Insaco Incorporated
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Machinable Ceramic Materials - Silicon Nitride--Hot Pressed (Si3N4)

Silicon Nitride--Hot Pressed (Si3N4)

  Machinable Ceramic Materials - Silicon Nitride--hot pressed (Si3N4)

PROPERTY UNITS VALUE
 Mechanical    
 Density gm/cc 3.3
 Hardness Knoop kg/mm2 1450
 Tensile Strength kpsi 85
 Modulus of Elasticity psi x 106 46
 Flexural Strength kpsi 129
 Compressive  Strength kpsi 435-500
 Poisson's Ratio - 0.27
 Fracture Toughness MPa m1/2 4.0-6.0
 Electrical    
 Dielectric Strength ac volts/mil 17,700
 Dielectric Constant (at 1 MHz) 8.4
 Volume Resistivity ohm-cm2/cm >1013
 Thermal    
 Coefficient of
 Thermal Expansion		 x10-6/°C 3.1
 Thermal Conductivity W/m°K 15
 Specific Heat cal/g°C 0.13
 Max Working Temp °C 1200
 Shock Resistance °C diff. 75
All properties are at room temperature unless otherwise noted.

Engineering data are representative, and are not intended as absolute nor warrantable. Manufacturer’s Data shown is blended from multiple sources and therefore illustrates the marketplace.

This technical information has been contributed by
Insaco Incorporated
Click here to find suppliers
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