... purity, it is widely used in abrasive, refractory and ceramic industry.CF-16 is a black, friable, medium bulk density silicon carbide abrasive grain ... wheels, resign bonded grinding wheels. As loose grains, it is widely used for pressure blasting, surface finish and other general industrial applications.Typical ... , 280, 320, 360, 400, 500, 600, 800, 1000, 1200. Black Silicon Carbide used for Ceramic