Place of Origin : Beijing,China

Black, crystal structure
Good quality,
High hardness,
Stable chemical characteristics,
Stong cutting ability.

SiC is black quartz sand, petroleum coke as the main raw material, through high-temperature smelting furnace from resistance, hardness between diamond and corundum between the mechanical strength than corundum, and crisp and sharp. Some of its electrical conductivity and thermal conductivity. Produced by the abrasive, bjtm5899@126.com