The Apiezon PFPE 501 Grease is now NSF H1 approved, a high quality grease that is a sealant and lubricant.
The Apiezon PFPE 501 family of high vacuum greases are known around the world for their high quality, consistency and excellent compatibility for high vacuum applications. The new Apiezon range of high vacuum grease delivers the quality and reliability synonymous with the Apiezon brand.
The grease is a chemically inert, high temperature and extreme pressure lubricant. With an upper operating temperature of 250 degrees Celsius and vapor pressure of 1.3 x 10-12 at 25 degrees Celsius, it is robust, versatile and can be used for sealing and lubricating under the most extreme operating conditions. This includes environments where aggressive chemicals and strong oxidizing agents are regularly used.
It is compatible with all types of material including plastics, metals, ceramics, polymers, elastomers, ethers, alcohols and hydrocarbons. PFPE 501 is compatible with all chemicals, corrosives and solvents except those with a perfluorinated base.