High speed steel simply written HSS, is a tool steel with high hardness, high wear resistance and high heat resistance, also known as High Speed tool Steel, commonly known as white Steel. It is mainly used for making metal cutting tools, super hard material tool handle matrix, cold extrusion die and cold block press die, roll etc.
High speed steel has played an important role in the development of modern industry since it was born. In high speed cutting, it can still maintain high hardness which is in above HRC60 even the temperature reaches 500℃.
Application of high speed steel
Common typical components：Since its appearance in 1903, HSS ...