... SiC 98.0%min; 2.Competitive price; 3.Professional service; 4.All kinds of sizes Black Silicon Carbide is produced in a high ... coke.Excellent raw material makes good hardness and toughness, high efficiency and durability.Chemical Composition(%) GritSIC≥F.C≤Fe2O3≤ ... spec. could be supplied as required.Applications:1.Grinding non-ferrous materials, rock, stone, leather, rubber, finishing tough and hard ...