The metal packing machine can squeeze various metal scraps (such as steel shavings, scrap steel, scrap aluminum, scrap copper, scrap stainless steel, and scrap automotive waste) into rectangular, octagonal, cylindrical, and other qualified furnace materials, which can reduce transportation and smelting costs and improve furnace feeding speed. This series of packaging machines is mainly suitable for steel mills, recycling and processing industries, as well as non-ferrous and ferrous metal smelting industries.