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 ... ,refractory high alumina fire brickHigh alumina brick is shaped refractory product.It is made from bauxite clinker and binder. The Al2O3 content ranges ...