... density, big crystal, and good purity, it is widely used in abrasive, refractory and ceramic industry.CF-16 ... process the ingots, separate the magnetic material, and sieve the grains carefully to get a complete ... loose grains, it is widely used for pressure blasting, surface finish and other general industrial applications.Typical Chemical ... 600, 800, 1000, 1200. Black Silicon Carbide used for Ceramic