High purity silicon carbide abrasive manufacturer Henan Sicheng Grinding Technology Co., Ltd
Forty percent of high-purity silicon carbide abrasivesIt is made of petroleum coke and quartz sand as the main raw materials, adding salt as additives, and smelting at high temperature in a resistance furnace. It is green crystalline, brittle and sharp, and has certain thermal and electrical conductivity. The microscopic shape is hexagonal crystals, and the silicon carbide has a hardness of 9.4 on the Mohs scale.
chemical composition
SiC:98.0-99.2%
Fe2O3≤0.10%
F. C≤0.2%
Physical characteristics
melting point(℃)：2250
Use temperature(℃)：1900
Specific gravity:3.90g/cm3
Mohs hardness：9.4
