Typical Chemistry:
Silicon Carbide (SiC) 99.0%
Free Cabon (C) 0.16%
Fe2O3 0.17%
Physical Characteristics:
Color: Black
Crystal Form: Hexagonal (Alpha SiC)
True Density: 3.21 g/cm3
Melting Point: Dissociates at ~2500 C
Hardness: Knoop (100) -2500; Mohs 9.0+