... coke (C) as raw materials at a high temperature of 1800 Celsius or above, featured by high hardness, small ... as a deoxidant in abrasives, grinding of electronics, refractory, special ceramics, foam ceramics, modification of coating and plastics, auto parts, war ... wafer wire sawing; crystal and ferrite polishing; ceramic and special steel precision polishing; bonded and coated abrasive tools; cutting ...