Black silicon carbide grit and micro powder.
Its hardness is between fused alumina and synthetic diamond. Mechanical intensity of it is higher than fused alumina. It is brittle and sharp and has electrical and heat conductivity .
Application:
It is widely used for making abrasive including all kinds of bonded and coated abrasives such as grinding wheels, abrasive stones, cutting discs, sandpaper, abrasive cloth etc.The abrasives made of it are suitable for working on cast iron, non-ferrous metal, rock, leather, rubber, etc.
It is also broadly used as refractory material and metallurgical additive.