PROMAX Premium AW 10 (Low Temp) Hydraulic Fluid is formulated with severely hydrotreated basestocks for use in cold to sub-artic operating environments. Non-wax containing basestocks are chosen to eliminate crystal formation which reduces system efficiency. PROMAX™ Premium AW Hydraulic Oils are premium multi-grade high viscosity index anti-wear hydraulic oils developed to meet the requirements of modern hydraulic systems which operate at low or widely varying ambient temperatures. They are formulated with high quality base stocks to provide stability over a wide range of temperature. They contain specially selected anti-wear agents, rust and oxidation inhibitors, corrosion protection, rapid entrained air release, and anti-foamants for long life service up to 8,000 hours.