Micro-Melt 23 is a general-purpose alloy with a good combination of properties. This high-speed tool steel is made from powder with all its inherent values. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on corrosion and wear resistance as well as forming, heat treating, machining, and powder metal forms. Filing Code: TS-627. Producer or source: Carpenter Powder Technologies.