MOLYKOTE® High Vacuum Grease

Molykote Greases | Molykote 111 | Lubricants | Univar SC SKU: HVGR50

Size: 50g
Sale price£10.96Inc VAT (£9.13 Exc VAT)
In stock Order before 2pm for same day dispatch


MOLYKOTE® High-Vacuum grease formally Dow Corning is a stiff, non-melting silicone grease that helps to seal and lubricate chemical processing equipment. It is ideal for a wide range of applications including sealing vacuum and pressure systems. It is also great for lubricating O-rings in binoculars and telescopes as it prevents fogging of delicate lenses.


  • Seals and lubricates chemical processing equipment
  • Lubrication of plug valves, control valves, flow meter bearings, ceramic plug cocks, fire extinguisher valves, water treatment equipment, synthetic rubber gaskets and seals in high-temperature applications
  • Sealing vacuum and pressure systems
  • Lubricating O-rings in binoculars and telescopes. Helps to prevent fogging of delicate lenses.


  • Helps to reduce wear in plastic-to-metal and rubber-to-metal contact
  • Low volatility
  • Excellent resistance to water, chemicals, high and low temperatures
  • Meets requirements of FDA 21 CFR 175.300 and NSF 61

Technical Information


  • Silicone oil
  • Inorgnic thickener


Molykote High-Vacuum Grease_ formally Dow Corning is insoluble in water, methanol, ethanol, acetone, glycol and glycerine. It can be dispersed in kerosene, Stoddard solvent, benzene, toluene, ethyl ether or petroleum ether.

Chemical resistance

Molykote High-Vacuum Grease formally Dow Corning is unaffected by most vegetable and minerals oils, many organic compounds, and most common gases. It is also resistant to most aqueous solutions of inorganic salts and to dilute acids and alkalies. The suitability of Dow Corning High Vacuum Grease should always be tested before the material is adopted for regular use.
Size 50g
MPN 2265940
Product Type Lubricants and Chemicals
Brand Molykote


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