It mainly find its applications in blast furnace lining, the lining of alumina electrolytic bath, and so on Si3N4 Bonded SiC material is mainly used in the production of aluminum, copper and zinc , as the lining material of the molten pool and electrolytic bath (reduction bath).RSiC / NSiC: tube, roller, beam, plate, batt, nozzle (burner), thermocouple protection tube, protection tube, setter, ...