Zircon brick primarily used for the furnace of steel, metallurgica,electronics,petrochemical,chemical fertilizers,non-ferrous metals smelting,refractorty material etc industrial kiln furnace,such as glass furnace,glass fiber furnace,rock cotton fiber furnace,garbage incinerator,ceramic frit glaze furnace,reheating furnace, steel ladle, electric furnace, aluminum smelting furnace and so on .