Shandong Shengye Grinding Ball Co., Ltd is a manufacturer and sulpplier specializes in the production of grindign media, such as forged steel ball, grinding rods, cast iron ball for Metal Mines and cement plants. Our 95% products export more than 30 countries. More than 20 years production experience and TUV, ISO, SGS etc. Certificated qualification and extreme standard let us keep very competitive in the current market.
The diameter of forged ball is from 20mm to 150mm, the raw material is superior alloy steel include 45#, 50Mn, 60Mn, 65Mn, B2, B3, BL, BG. Our grinding ball by fogring and heat treament process will get higher hardness and more toughness. The hardness is from 50HRC to 65HRC according to the request of our customers. The breaking rate is less than 0.5%, forged steel balls are widely used in Metal Mines, Cement Plant, Power Station, Chemical Industry, Quartz / silicon sand factory...