Originally Posted By: bruce381
there have been some patents posted on the RLI looks like they use PAO and HOBS.
would also need perhaps small amount of ester or other "solubilizer" added since PAO and seed oils have lousy addiitve solubility.
bruce
It shows a blend of 34% Trisun90, 34% RS80 Veg oil, 2% PPD and 30% parts syn ester to acheive 2581cp at -30'c, does this mean that all RLI 0w oil are using these similar blend base oil?