Authorization AnnouncementNo.: CN 1202225C
Announcement date of authorization: May 2005 18.
Application number: 0 1 1 107472.
Date of application: 200 1.04. 19.
Patent holder: Li Shulin.
Inventor: Li Shulin
Address: Li Hongsheng, Office of Pingdingshan Intermediate People's Court, 467000.
Classification number: c10m159/02; ? ///C 10N40∶20: 20 all
abstract:
The invention relates to a metal cold-drawing lubricant and a preparation method thereof. The lubricant is prepared from animal fat, sodium hydroxide, sodium silicate, rosin, sodium phosphate and water by the following methods: mixing water, rosin and animal fat, heating to melt, adding sodium hydroxide after stirring, continuing stirring until the materials start to agglomerate, adding sodium silicate and sodium phosphate in turn under stirring, and mixing after stirring. Using this lubricant can replace phosphating and saponification treatment processes, and there is no environmental pollution problem of phosphating and saponification treatment, and it can improve surface quality, simplify processing technology and reduce production cost.