| 摘要 |
PURPOSE: To provide a lubricant compsn. for oil plating which does not adversely affect various properties of bearings and is suitable for rolling bearings where high temp. and speed, a reduced dusting, and a longer service life are required. CONSTITUTION: This compsn. comprises a base oil having a viscosity of not less than 10mm<2> /set at 40 deg.C and comprising not less than 20wt.%, based on the total amt. of the base oil, ester oil as an indispensable component and at least one member selected from among diester and polyol ester oils; not less than 0.05wt.% antioxidant, not less than 2wt.% rust preventive, and not less than 0.5wt.% oiliness agent. |
