... coal flyash, cinder,slag,gangue,gravel,perlite,and the other industrial wastes.Brick Machine Applied Products:The bricks manufactured by the block ... coal cinder,gangue,tailing slag,ceramsite,perlite and the other industrial wastes to all kinds of new wall materials.such as ... coal cinder,gangue,tailing slag,ceramsite,perlite and the other industrial wastes to all kinds of new wall materials.such as ...