abstract |
Provided is a lubricating oil composition containing: a lubricating oil base oil having a kinematic viscosity of 140-350mm 2 /s at 40°C, a copolymer with an ester monomer having a polymerizable unsaturated bond with α-olefin, a performance additive containing phosphor and sulfur, and a poly (meth)acrylate pour point depressant. |