... perlite and other industrial wastes.Applied ProductsConcrete blocks, solid/hollow/porous masonry products, paving stones with or ... products, slabs, curbstones, riverway bricks, slope protection bricks, square bricks, brick piers, grass-planting bricks, interlocking blocks, etc.Applied ... big and mediumsized plant investment. Semi-automatic block making machine line with cuber and curing system, which ...