Parker's perfluoroelastomer F200-75 (Ultra® FFKM) is developed specifically for use in critical, demanding termperatures and fluids. FF200-75 is formulated to withstand long term exposure to heat, maintain high sealing force retention, resist compression set and maintains excellent mechanical properties.
• Heat resistance — Up to 320°C (608°F)
• Cold flexibility — Down to -15°C (5°F)
Chemical resistance
• Aliphatic and aromatic hydrocarbons; gas turbine engine lubrication systems
• Chlorinated hydrocarbons
• Polar solvents (ketones, esters, ethers)
• Inorganic and organic acids
• Water
• Propellants such as NTO, MMH, JP4 and other strong oxidizers
Not compatible with:
• Fluorinated refrigerants (R11, 12, 13, 113, 114, etc.)
• Perfluorinated lubricants (PFPE)
Used for extremely high temperature applications such as fuel injectors, fuel nozzles, etc.
Certifications include AMS 7257
*Custom sizes and coatings/markings are available upon request. Contact Parker O-Ring & Engineered Seals Division at 859-269-2351 for design and pricing assistance.