... and remarkable resistance to oxidation, resistance to corrosion, emulsification and oil solubility. It has preferable compatibility with sulphonate, olefine-succinmide, ... ring groove, and it is widely used to mediate middle and high grade engine oils.T121 quality features:Quality features of ... the dosage of 7.8%, SJ turbine oil additive package has passed the engine bench assessment test of MS III E, ...