... the equipment service life under heavy-duty condition.² Outstanding oxidation stability and colloidal stability, to extend oil change intervals.² Non-coking, the bearing ... ,48h ),Grade1GB/T5018Water Washout Losses( 380C,1h ), %2.1SH/T0109Oxidation Stability(990C,100h,0.760MPa)Differential Pressure,Mpa0.035SH/T0325Extreme-Pressure ...