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Parker's perfluoroelastomer (Ultra® FFKM) O-rings offer the broadest chemical resistance, for the harshest sealing environments.
Parker's perfluoroelastomer (Ultra® FFKM) FF400-85 offers the highest degree of chemical resistance, yet at a colder operating temperature than any other FFKM material. Developed for Lower operating temperatures, High Pressure/High Temperature conditions, and RGD applications.
• Heat resistance - Up to 275°C (527°F) and higher temperatures with shorter life expectancy
• Cold flexibility - Down to -40°C (-40°F)
Certifications include:
• RGD per ISO 23936-2 and Total GS EP PVV142
• H2S resistant per ISO 23936-2 at 10% concentration
• HPHT
Chemical resistance including:
• Ethylene diamine
• Diesel #2
• Methanol
• Zinc Bromide
• Steam at 121°C(232°F)
• Down hole fluids
Not compatible with:
• Fluorinated refrigerants
• Perfluorinated lubricants (PFPE)
*Custom sizes and coatings/markings are available upon request. Contact Parker O-Ring Division at 859-269-2351 for design and pricing assistance.
Training |
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Basic Technical Glossary -- seal technology training |
Introduction to Sealing -- seal technology training |
Perfluoroelastomer Basics |
Software Downloads |
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Mobile inPHorm app |
Selector Guides |
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O-Ring Selector Tool (Imperial units) |
Healthcare and Life Sciences Solutions - Medical Devices Manufacturing Products |
Communities, Blogs & Industry Links |
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Parker's Low Temp FFKM Provides Critical Oil & Gas Sealing Solutions --BLOG |
O-Rings Knowledge Base |