geminYe Inert PFPE Diffusion Pump Fluid

geminYe Inert PFPE Diffusion Pump Fluid


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geminYe® perfluoropolyether (PFPE) family of lubricants are non-flammable, chemically inert, and thermally stable. geminYe PFPE diffusion pump fluids have excellent lubricity properties and are available in viscosity grades suitable for use in all vacuum pumps. When used with proper filtration, geminYe fluids provide exceptionally long service life. A drop-in replacement and direct equivalent to other PFPE brand vacuum oils, geminYe fluids are completely miscible with Fomblin®, Krytox®, and other brand inert PFPE fluids of the same grade.

Properties

  • Low vapor pressure
  • Oxygen compatible
  • Non-flammable
  • Solvent resistant
  • Low relative weight loss
  • Chemically inert
  • Excellent compatibility with metals, plastics, elastomers
  • CFC-free & Ozone friendly
  • Corrosion resistant
  • High thermal stability
  • High dielectric properties
  • No flash or fire point
  • Reclaimable
  • Made in the USA


geminYe Inert PFPE Diffusion Pump Fluid
Typical PropertygeminYe 18-8geminYe 25-9
Specific gravity at 20ºC (g/cm-3)1.891.90
Kinematic viscosity at 20ºC (cSt)180270
Pour point (ºC)-42-35
Vapor pressure at 20ºC (torr)2x10-82x10-9
Flash Point (ºC)nonenone
Fire Point (ºC)nonenone
Products
Part No.Price on request
geminYe 18-8
geminYe 25-9