| abstract |
[PROBLEMS] In high-temperature plastic working such as hot rolling, hot forging, hot die working, and hot press working of steel or non-ferrous metal material, direct spraying or coating or air is applied to both or one of a tool and a material. Provide a lubricant for high-temperature plastic working that does not or hardly cause tool roughening or wear caused by insufficient lubrication when lubricated by spraying, water injection, etc., and a high-temperature plastic working method using the same To do. A high-temperature plastic working lubricant characterized by containing a thiosulfate, and a high-temperature plastic working method using the same. |