... bag 5. Usage: deoxidizer,refractory,additives Silicon carbide Sic powder1.Silicon carbide Sic production: use quartz sand, petroleum coke, wood ... micro hardness is 2840~3320kg/mm2. 2.Silicon carbide Sic feature:it has stable chemical property, high thermal conductivity, ... consumption, easy to control chemical composition.3.Silicon carbide Sic application:A. Abrasive and cutting tools, such as grinding ...