Profile: Luoyang Yilong Refractory co. ,Ltd specializes in manufacturing refractory products. We are an ISO 9001:2000 and ISO 14001 certified company. Our product portfolio covers shaped products such as refractory bricks, refractory nozzles, ceramic fibers & slide gates and unshaped products including repair, construction, casting mixes & mortars. Taphole brick is molded at isostatic pressure, with fused magnesia and graphite as raw material. It is characterized by oxidation resistance, corrosion resistance, good integrity, easy replacing and long life and it is ideal material taphole of large & medium furnace.