Black And Green Silicon Carbide For Abrasive & Refractory

By keeping track with the market developments, we are eminent Exporter of Black and Green Silicon Carbide For Abrasive & Refractory in Gongyi, Henan, China. Silicon carbide (SiC) is using quartz sand and petroleum coke or coal tar, wood chips as raw material through high temperature electric resistance furnace smelting, crushing, acid and alkali wash, magnetic separation and screen or water concentration and made into products of various kinds of particle size.Pure silicon carbide is colorless transparent crystal.Industrial silicon carbide because of impurities in different kinds and content, and a pale yellow, green, blue and black, transparency vary with the different purity.Silicon carbide industrial manufacturing method is to use high quality quartz sand and petroleum coke in the resistance furnace refining.Refined silicon carbide piece, after crushing, acid and alkali wash, magnetic separation and screening or water concentration and made into products of various kinds of particle size.