Low Resistivity Silicon Carbide

EDM Material - Silicon Carbide Machining 

Calix Ceramic Solutions offers a low resistivity sintered silicon carbide (SiC) that is an Electrical Discharge Machineable (EDM) material. The material's high density and uniform low electrical resistivity allow it to be a successful EDM material.

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Low Resistivity Silicon Carbide Properties

Physical Property Units Typical Value
Composition - SiC
Grain Size µm 4-10
Density g/cc 2.90-2.96
Hardness (Vickers) GPa 15
Young's Modulus GPa 256-296
Coefficient of Thermal Expansion 20-700°C ppm/K 4.1
Thermal Conductivity W /m-K 140
Electrical Resitivity (Four terminal) Ω-cm 10^-2

All properties are at room temperature (20°C) unless otherwise stated.