| abstract |
(57) [Abstract] [Problem] Unlike a graphite-based oil-dispersed lubricant, it does not pollute the work environment, and has lubricity and releasability equal to or higher than that, and good storage stability. And to provide a forging die lubricant capable of extending the tool life. SOLUTION: The base oil comprises a highly basic alkaline earth metal phenate, a highly basic alkaline earth metal carboxylate, Alternatively, a forging die lubricant having a base number of 40 mgKOH / g or more, which is a lubricant obtained by dispersing a highly basic alkaline earth metal sulfonate. |