1.4mm cast steel grit has outstanding advantages

· Use intermediate frequency furnace for smelting to ensure high-quality molten steel;

· Use a refining furnace for molten steel refining;

· Use high-speed centrifugal casting to form;

· Effectively separate hollow and heterogeneous defective particles to provide steel shot density;

· Use secondary quenching treatment;

· Use tempering treatment to further refine the internal organization;

· It has been finely screened and the products meet the US SAE-J444 standard;