Black silicon carbide is mainly made of quartz sand and petroleum coke. Made by high-temperature smelting in an electric furnace. It is a black crystalline substance, brittle and sharp in nature, and has a certain degree of conductivity and thermal conductivity.

Applicable to:Grind cast iron bone colored metal, and form patterns on the surface of molds such as rubber, leather, plastic, wood, and ore. Clean very hard surfaces such as tungsten carbide workpieces. Used in deep sandblasting sculptures such as ancient stone carvings. Used for sandblasting and cutting thin and brittle workpieces.