Bauxite is a high-quality raw material made of bauxite raw material and processed by selection, high temperature calcination, crushing, sieving and other processes, which has the characteristics of high aluminum content, low impurity content, excellent uniformity of structure, high hardness, small thermal expansion coefficient, high fire resistance and stable thermochemical properties, and its clinker can be applied to all kinds of high aluminum brick, metallurgical industry, casting coating flux materials, anticorrosive materials, ceramic floor tiles and other industries.