SYSTEM TT163 is a high-performance mineral grease based on an aluminium complex with solid ceramic-based lubricants. Special product used for the lubrication of O-rings, flat gaskets, bearings, gears and for the lubrication of all mechanisms requiring a high performance lubricant. NLGI grade: 2. Temperature range of use: -30°C - 170°C. Drop point: 265°C.