WE are Shaanxi Prosper SISIC Materials Co., Ltd., a professional manufacturer and exporter of silicon carbide and reaction-bonded silicon carbide. After many years development, now we have a professional faculty of technicians and a whole set of product and testing facilities to ensure the high quality of our products. We previous produce silicon carbide and have set up a new plant to produce reaction sintered silicon carbide ceramic transverse (square) beam, quench tube ,roller, cold duct, thermocouple protection tube, heat transfer tubes, radiant tubes, heating elements, desulfurization nozzles, flame nozzles, sager, grinding seals and so on .