FFKM Seals & O-Rings offer the highest operating temperature and the most comprehensive chemical resistance of any elastomer.
Competitive lead times & pricing for FFKM Seals & O-Rings from Lanson Polymers allied with our vast experience in the design & supply of critical seals & components into a variety of markets will allow you to specify the optimum solution for your application.
Common Trade names include Kalrez®, Chemraz®, Perlast®.
-20°C to +330°C
Lanson Polymers FFKM Compounds
LP-605: 75 Durometer – Temperatures up to +260°C – general use compound
LP-617: 80 Durometer – Temperatures up to +330°C
LP-619: 90 Durometer – Temperatures up to +260°C – Rapid Gas Decompression Resistant
Typically used as Seals, O-Rings & other components for long-term reliability in extreme environments.
Seals and o-rings in pumps, reactors and flange joints
Valve stem packing systems
High-performance parts for aerospace, oil and gas equipment, transportation, and chemical processing
Life science applications
Photovoltaic manufacturing seals
Food contact materials
Highest temperature resistance
Almost universal chemical resistance
Maintains seal integrity
Reduces maintenance and operating costs
Long seal life
Typical temperature range -20˚C to +316˚C
Kalrez® is a Registered Trademark of DuPont
Chemraz® is a Registered Trademark of Greene, Tweed
Perlast® is a Registered Trademark of Precision Polymer Engineering Ltd