GNPGraystar‘s Black Silicon Carbide grains and powders are produced using various techniques to optimize shape, surface area, and density.

The Black Silicon Carbide macrogrits are used for refractory materials and precision ceramics, as well as for pressure blasting, lapping, bonded and coated abrasive applications.

GNPGraystar‘s Black Silicon Carbide powders, or microgrits, are used for refractory materials, precision ceramics, and other critical applications.

Typical Characteristics:

  • Crystal Form: Hexagonal (Alpha SiC)
  • True Density: 3.21 g/cm3
  • Melting Point: Dissociates at ~2800°C
  • Hardness: Knoop(100)-2600; Mohs-9.4
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