What is Hydraulic Oil?

Hydraulic oil is the fluid used to power hydraulic systems in applications as diverse as automobile brakes, to garbage truck lifts, to aircraft flight controls. There are many different fluids used for hydraulic oil: mineral oil, water, synthetic compounds, and water based mixtures to name a few. The basic oil stock used in hydraulic oil could be glycol, castor oil, ethers, esters, organophosphate ester, mineral oil, polyalphaolefin, and silicone or propylene glucol. Mixtures are created with chemicals and synthetic products according to what the hydraulic oil will be used for. Hydraulics makes it possible to move heavy or resistant objects with ease.