Optimus Mining Grease is designed for the lubrication of extra heavy-duty off-highway and mining equipment. These greases contain 5% molybdenum disulfide, can be utilized over a wide range of operating conditions and temperatures to improve productivity. Optimus mining greases has excellent extreme pressure and anti-wear properties in addition to exceptional staying power, very good water wash-out, water spray-off, and extended service capabilities under harsh operating conditions.