MOLYKOTE High Vacuum Grease also known as Dow Corning High Vacuum Grease is a valve lubricant and sealant. It is intended for lubrication of control and pressure plug valves, water softener and faucet valves; Sealant for vacuum and pressure systems; Sealant for outdoor equipment (also shipboard) subject to washing and harsh environmental exposure: meters, electrical service entrance and underground connections; Chemical barrier coating; Rubber and plastic O-rings, gaskets and seals.

Features: Good resistance to most chemicals; Wide service temperature range; Low vapor pressure; Low volatility; Excellent water resistance. 

Composition: Silicone oil; Inorganic thickener; Additives. 

Temperature Range: From -40 to +200 °C