Among unshaped refractories, bauxite clinker is commonly used to process refractory aggregates and powders. First of all, what is bauxite clinker. It is made of bauxite ore calcined at a high temperature of 1450℃-1600℃. The content of Al 2 O 3 should be greater than 50%. Its main mineral composition is mullite, α-corundum and trace ...