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.