Steel grinding ball is a grinding medium used in the ball mill, mainly used for grinding materials, so that it can reach a finer use standard.
According to the different materials and manufacturing processes, steel balls are mainly divided into three categories: forged steel balls, cast steel balls and hot-rolled steel balls, and can be further subdivided into low chromium alloy casting balls, multiple alloy balls and high chromium alloy casting balls according to the standards of chromium content and hardness.