The efficiency of oil splash lubrication is closely depending on the velocity from the gears. A typical guideline is usually that a tangential velocity of at the least three m/s is required in order for splash lubrication to get helpful. of lubricant is essential, which is very critical with grease. https://gearboxoiltreatment23987.ageeksblog.com/33026063/5-simple-statements-about-gearbox-oil-treatment-explained