High Alumina bricks are made of high quality bauxite clinker as the raw material, by shaping at high pressure and sintering at hightemperature. Main minerals are mullite and corundum phase. The brick has good high temperature resistant performance and chemical erosion resistance. High Alumina bricks are extensively used in mining, metallurgy, cement, chemical and refinery and refractory industries. These High Alumina bricks – 80% Al₂O₃ can be applied to electric arc furnaces roofs, steel ladles, cement rotary kiln and its cooler, lime kiln, Aluminum melting furnaces, kiln for chemical industry, reheating furnaces and soaking pits, glass tank furnace and regenerator, etc…