| abstract |
(57) [Summary] (With correction) [Problem] To provide an oil composition which exhibits excellent lubricity in plastic working and has rust preventive ability. SOLUTION: In a mineral oil or a synthetic oil, 0.5 to 50% by weight of a zinc dithiophosphate compound of the general formula 1, an oxide of a wax or a derivative thereof, a partial ester of a polyhydric alcohol, One to 20% by weight of at least one rust inhibitor selected from lanolin or a derivative thereof is blended. (R 1 , R 2 , R 3 , and R 4 each independently represent an alkyl group or an alkenyl group, provided that at least one of R 1 , R 2 , R 3 , and R 4 is a C10 or more alkyl group or a C10 or more An alkenyl group.) |