High alumina lining bricks for ball mill 1,ISO 9000 certificate 3,Al2O3: ... ,50,60,70,100)mm High alumina lining bricks for ball millAL2O3:92%-99%. Can according to customers' ... requirements. Used for a variety of high-temperature kilns.fire high alumina ... is made from bauxite clinker and binder. The Al2O3 content ranges from 92% to 99%.The refractoriness from 1750 ...