Fa Duca Lub NBU-15 is an exclusive synthetic base grease with antioxidants and corrosion inhibitors for longer life. It does not oxidize, form sticky residue or leave carbon residue! Grade NLGI 2. Performs up to 10 times longer, adheres strongly & forms a tenacious film that does not rupture at high speed. Operating temperature: -20 C to 150 C Application: Moderate or heavy loads – high speed up to 60,000 RPM. Used for spinning, auto-coner, and twister units, Spindles of cutting, grinding, milling, machines, in small motors and other finer mechanism that need long life lubrication. How to apply: For better results, dilute grease with solvent and apply to the part uniformly. Let the solvent evaporate and then fit the bearing or spindle.