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 ... -36.SK-37.SK-38.SK-40).Features1. Low bulk density, low thermal conductivity, good thermal insulation performance.2. ...