Champol 68 Hydraulic Oil is most typically used in hydraulics with vane-, piston-, or gear-type pumps, especially at pressures more than 1000 psi. This is also useful for lubricating weakly loaded reciprocating compressors. It is a fluid that serves numerous purposes. It functions as an energy transfer or power transmission medium, as well as a lubricant and sealer. Champol 68 Hydraulic Oil is also a fluid that cools the equipment and removes impurities. This hydraulic fluid is resistant to rust, corrosion, and oxidation.