Steel shot manufacturing process: first melting high quality steel, then use high-pressure water gun jet make molten steel form steel shot, steel grit reheating formed with homogeneous, and then quenching treatment. Hardened steel shot in the furnace was dry and reheating tempering in order to achieve proper hardness, tempering process after the steel shot through the mechanical screen by screen into accord with standard of SEA level for blasting equipment. Different particle size and hardness of the products are used in different process technology, such as iron and steel rust removal, surface strengthening, etc. Add in new steel pill, please comply with a small amount of the principle.