PMA Lubricant Viscosity Index Improver

It is a polymethacrylate type (PMA) viscosity index improver.It is widely used in API I, API II, API III class base oils, as well as blended engine oil，anti-wear hydraulic oils and multi-grade gear oils, and the recommended dosage in lubricating oil is 1%-10%.It has excellent shear stability, good thermal and chemical stability, efficient thickening and increasing viscosity index, and improving the viscosity and temperature performance of oil.