1, aluminium industry.Used for defense, aerospace, automotive, electrical, chemical industry, daily necessities, etc. 2, the precision casting.Alumina clinker made after mold precision casting processed into fine powder.Used in military industry, aerospace, communications, instrumentation, machinery and medical equipment department. 3, used for refractory products.High bauxite clinker as high as 1780 refractoriness, chemical stability strong, and good physical properties. 4, aluminum silicate refractory fiber.With light weight, high temperature resistance, good thermal stability, low thermal conductivity, heat capacity is small and the advantages of resistance to mechanical shock.Used in iron and steel, nonferrous metallurgy, oil, chemical space of atomic energy, defense and other industries. 5, magnesia and bauxite clinker as raw material, adding proper binder, used for pouring ladle whole ladle lining has particularly good effects. 6, manufacture alumina cement, abrasive materials, ceramic industry and the various compounds can be aluminum.