Black silicon carbide abrasive is produced in an electric resistance type furnance from quartz and petroleum coke as main raw materials at high-temperature
The crystalline material is black in color
Microhardness is 3,100 to 3,280
It is brittle and sharp, and has a good electrical and heat conductivity
Abrasive articles made of it are suited for working on cast-iron, wood and mineral rocks
Moreover it also can be used in the manufacture of high-class refractory products and the like