Product features: high temperature grease is a multi-purpose lubricating grease composed of lithium soap-based compounds with extreme pressure, high melting point, oil film rupture load PB/N686, excellent corrosion resistance, water resistance, sealing and oxidation stability, With strong shear resistance performance, the first product of lubricating grease in high temperature working environment. Product application: This product is suitable for auxiliary boiler rotating nozzle bearings in large factories, plastic extruder sleeve bearings, cracking furnace induced draft fans, regeneration gas compressors, etc. It is suitable for the lubrication of rolling bearings and sliding bearings of various machines with high rotation speed that work at high temperatures, such as drying chambers, baking machines, and high-temperature dyeing cylinders, as well as the lubrication of wheels, chains and clutches in high temperature environments. It is suitable for 680 ℃. Synthetic high temperature grease 680°C.