Starfire Open Gear Compounds TypicalCharacteristics are high performance lubricants that are compounded to provide adhesion and lubrication of open gears under adverse conditions and various machine requirements. They provide protection of components and cables found on hoists, cranes, swing gears, large press gears, draglines, shovels and dredges. Extreme pressure additives impart protection to machine surfaces under extremely heavy loads. These lubricants meet the requirements of US Steel 224.