... hydraulic metal scraps balers (compactors) are applied in steel EDM forming machine Main Structure Features:Y81 series of hydraulic metal scraps ... . Scrap steel, iron, brass, aluminum and other scrap metals into cuboids, cylinders,octagons & all other shapes, so as to reduce ... the costs of transportation & smelting.Baling press has 6 models from 63 to 630 tons. Compression box, bale shape ...