Sinopec AE Hydraulic Oil is a line of premium quality antiwear fluids formulated with highly refined high-quality mineral oils and a multifunctional additive system. Available in ISO viscosity grade 68. This line of oils, with high viscosity indexes and low pour points, has been designed to meet the requirements of moderate- to high-pressure hydraulic systems operating outdoors, or in areas where there is a wide variation in the ambient temperature.