PT-605 Anti-Seize Compound is silicone based grease with a high pigmentation of microfine molybdenum disulfide. It is heat stable and will not decompose or form a gum deposit. It is effective under light or medium bearing loads on steel to bronze, metal Babbitt, zinc, nylon, Teflon or hard-anodized aluminum surfaces. PT-605 is EXTREME PRESSURE grease that protects from galling, seizing and fretting. Also this product is virtually waterproof which helps to provide excellent rust and /or corrosion protection. Normally it is suitable for operating temperatures of -65 F to +1000 F. This product is best used as a lubricant for gaskets threads, parts and gears that are exposed to excessive temperatures ranges.