... , sand,cement,dust and coal flyash, cinder,slag,gangue,gravel,perlite,and the other industrial wastes.Brick Machine Applied Products:The ... materials.such as hollow cement block,blind hole brick,standard brick and the other bricks, and don't need to be agglomeration. Special ... .such as hollow cement block,blind hole brick,standard brick and the other bricks, and don't need to be agglomeration. Special ...