Hot extrusion and hot extrusion molding apparatus using the hot extrusion die for sliding member using the sintered body and a method of manufacturing a sintered body, and hot extrusion die for, as well as the film-forming material forming method

摘要

There can be provided a sliding member, a film-forming material and a die for hot extrusion molding, that have high strength, high hardness, high toughness and high sliding properties under an atmosphere at about 400 to 600°C, as well as a hot extrusion molding device using the die for hot extrusion molding, by using a sintered body comprising 58% by mass or more and 92.5% by mass or less of TiCN, 0.01% by mass or more and 1% by mass or less of Ti, 0.01% by mass or more and 2% by mass or less of TiC, and 0.01% by mass or more and 2% by mass or less of TiN, the balance being TaC, Ni and Cr.