Sinopec L-HM Hydraulic Oil AW is a premium hydraulic oil designed to meet the requirements of major pump manufacturers for the protection of hydraulic pumps. These oils have high oxidation stability that yields dramatically longer service life than conventional hydraulic fluids. Metal-to-metal contact is kept to a minimum, helping extend equipment life. Designed for use in vane, piston and gear-type pumps of mobile and stationary equipment. Especially well-suited for axial piston pumps.