Black silicon carbide is produced at high temperature in an electric resistance type furnace with quarts sand and petroleum coke. Its grains are black hexagonal crystals with gragile and sharp properties. It has extreme high hardness, high electric and thermal conductivity, low thermal expansion.
F12 to F220, F240 to F1200, #240 to #3000
In accordance with the current GB/FEPA/JIS sieve standards.
Suitable for bonded abrasives, such as grinding and polishing of stones, processing the low tensile strength metal and non metal materials, like grey cast iron, brass, aluminum, stones, leather, rubber, sand blasting, metallurgy, refractory, etc.