High alumina lining bricks for ball mill 1,ISO 9000 certificate 3,Al2O3: 92% 4,Size:L:150*W:50*H:(40,50,60,70,100)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 brick,refractory high alumina fire brickHigh alumina brick is shaped refractory product.It is made from bauxite clinker ...