chinese refractory grade calcined bauxite
China Rotary Kiln Bauxite 88% Know More. The calcined refractory grade bauxite is also used in unfired monolithic refractori It should be noted that another source of materials suitable for refractory use is the calcined bauxite used to produce brown fused alumina, which has higher mechanical and chemical corrosion resistance than other high alumina refractory …