① Produce equilateral octagonal packaging blocks with high density, uniform force distribution, and are not easily scattered, making them convenient for transportation and furnace smelting.

② It can handle various metal scraps such as steel shavings, scrap steel, scrap aluminum, scrap copper, scrap stainless steel, and scrapped automotive waste.

③ Some models have automatic flipping function, and the hydraulic system is easy to implement overload protection, with a long service life.