... silicon carbide 1.silicon carbide green,99%min 2.grain and fine size,,0-325mesh, F12-F2000, 3. JIS &FEPA stan ... temperature in an electric resistance type furnace with quartz sand and petroleum coke . Our silicon carbide is produced by raw materials, with color ... of black and green,and size 0-1,1-3,3-5mm,0-325mesh ...