Base Oil SN 500 is defined as a light grade base oil at the upper end of the specifications for Grade I base oils. It is mostly used in lubricant production. It is a Group I base oil which has undergone solvent refining processes. To finish the refining it was hydrogen treated to clear out any impurities. Applications : Base Oil SN 500 works as a base stock for several industrial lubricants Engine oils Transmission fluids Gear oils Metal working fluids Greases Hydraulic oils Transformer oils