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Kalrez® FFKM Seals for Oil and Gas Applications

Kalrez® FFKM seals for oil and gas applications are engineered for extreme environments involving high pressure, elevated temperatures, and aggressive hydrocarbons. These perfluoroelastomer sealing solutions are used in O-rings, gaskets, and custom parts installed in valves, pumps, compressors, and downhole equipment where failure is not acceptable. Kalrez® FFKM materials provide excellent resistance to hydrocarbons, CO2, H2S, and a wide range of chemicals while maintaining sealing integrity under thermal cycling and pressure fluctuations.


Canyon Components supplies Kalrez® FFKM seals alongside Canrez® perfluoroelastomer alternatives, offering a competitively priced solution with fast lead times and extremely high quality. Our team supports compound selection based on temperature, pressure, chemical exposure, and explosive decompression requirements to ensure reliable performance in demanding oil and gas environments.


Common names include: Perfluoroelastomer seals, FFKM oil and gas seals, high performance elastomer seals

Trade names include: Kalrez®, Canrez®, Chemraz®, Parofluor®

FFKM O-rings from Canyon Components providing excellent chemical, heat, and compression resistance in critical sealing applications.

FFKM O-rings from Canyon Components providing excellent chemical, heat, and compression resistance in critical sealing applications.

Other FFKM Offerings - Canrez®

The Canrez® range of perfluoroelastomer (FFKM) materials, O-rings, gaskets, & custom molded parts are at the leading edge of polymer technology. Proven in the field year after year, Canrez® materials, O-rings, gaskets, & custom molded parts have been developed to offer superior sealing solutions with enhanced high temperature performance and fantastic chemical resistance at an extremely competitive price! Canrez materials are comparable, and sometimes superior to Kalrez®.

Canrez FFKM O-rings from Canyon Components, a Kalrez equivalent, offer exceptional chemical resistance and high-temperature sealing for semiconductor, pharmaceutical, and chemical processing industries.

Canrez FFKM O-rings from Canyon Components, a Kalrez equivalent, offer exceptional chemical resistance and high-temperature sealing for semiconductor, pharmaceutical, and chemical processing industries.

Learn more about CanRez™

Learn more about CanRez™

Kalrez® FFKM Materials Available

This table shows many of our standard materials and links out to our O-ring store. Get in touch with us if you need a custom gasket, custom molded part, or non-standard geometry!

Canyon Components stocks Kalrez O-rings in AS568, JIS, and Metric sizes with custom molded FFKM part options.

Canyon Components stocks Kalrez O-rings in AS568, JIS, and Metric sizes with custom molded FFKM part options.

Features of Kalrez® FFKM Seals for Oil and Gas Applications



  • Kalrez® FFKM seals offer strong compression set resistance for long-term sealing reliability under pressure


  • These materials are compatible with aggressive drilling fluids, completion fluids, and production chemicals



Limitations of Kalrez® FFKM Seals for Oil and Gas Applications

  • Kalrez® FFKM seals have a higher cost compared to HNBR, FKM, and other oilfield elastomers


  • Lead times may vary depending on compound selection and part geometry


  • Low temperature flexibility is limited compared to elastomers specifically designed for extreme low temperature environments


  • Mechanical properties such as abrasion resistance may be lower than HNBR in dynamic applications


  • Over-specifying FFKM seals in moderate oil and gas environments can increase cost without added performance benefit

Please consult a Canyon Components Engineer about your specific application and we will use our decades of experience to formulate a solution that fits your need.

Industrial Usage of Kalrez® FFKM Seals for Oil and Gas Applications

Kalrez® FFKM seals are used in oil and gas applications where chemical resistance, high temperature capability, and reliability under pressure are essential. These O-rings, gaskets, and custom parts are widely specified in systems exposed to hydrocarbons, sour gas, and extreme operating conditions. Selecting the right Kalrez® FFKM or Canrez® compound depends on pressure levels, temperature range, chemical exposure, and explosive decompression requirements.


Canyon Components provides engineering support to assist with material selection, sealing design, and performance optimization. Our team can help evaluate application requirements and provide supporting documentation including Datasheets, TDS, Test Reports, MTR documentation, and MSDS or SDS resources to ensure reliable sealing performance in oil and gas systems.

Downhole Tools

Kalrez® FFKM seals are used in high pressure and high temperature downhole environments exposed to hydrocarbons and sour gas

Valves and Wellhead Equipment

FFKM O-rings and gaskets are used in sealing applications requiring resistance to pressure cycling and aggressive fluids

Pumps and Compressors

Kalrez® FFKM seals are used in systems requiring reliable sealing under continuous operation and chemical exposure

Refining and Processing Equipment

FFKM seals are used in systems handling aggressive hydrocarbons and high temperature process streams

Gas Injection and CO2 Systems

Kalrez® FFKM seals are used in systems requiring resistance to gas permeation and decompression effects

Please consult a Canyon Components Engineer about your specific application and we will use our decades of experience to formulate a solution that fits your need.

All Other FFKM Types Available

Canrez® FFKM O-Rings & Custom Parts
Canrez® FFKM O-Rings & Custom Parts

Canyon Components supplies Canrez® FFKM O-rings, equivalent to Kalrez®, Chemraz®, and Parker® O-rings, in AS568, JIS, and Metric sizes. These perfluoroelastomer O-rings provide exceptional chemical resistance, high-temperature stability, and long-term sealing performance for semiconductor, pharmaceutical, and chemical processing applications. Custom molded Canrez® parts available.

Kalrez® vs Canrez®: Comparing FFKM Sealing Solutions"
Kalrez® vs Canrez®: Comparing FFKM Sealing Solutions"

Compare Kalrez® vs Canrez® FFKM for O-rings, gaskets, and custom parts. Learn the differences in performance, availability, and cost to choose the best perfluoroelastomer for your application.

Kalrez FFKM O-Rings, Gaskets & Custom Parts
Kalrez FFKM O-Rings, Gaskets & Custom Parts

Canyon Components supplies genuine Kalrez® FFKM O-rings, gaskets, and custom molded parts with exceptional chemical resistance and high-temperature performance. Available in AS568, Metric, and custom sizes, with Canrez®, Chemraz®, and Parker® O-ring equivalents for semiconductor, pharmaceutical, aerospace, and chemical processing applications.

Parker Hannifin Parofluor FFKM O-Rings, Gaskets & Custom Parts
Parker Hannifin Parofluor FFKM O-Rings, Gaskets & Custom Parts

Canyon Components supplies genuine Parker Hannifin Parofluor FFKM materials for extreme chemical resistance and high temperature sealing. Compare Parofluor with Canrez® FFKM for O-rings, gaskets, and custom parts in demanding applications.

Chemraz FFKM O-Rings, Gaskets & Custom Parts
Chemraz FFKM O-Rings, Gaskets & Custom Parts

Canyon Components supplies Chemraz® FFKM O-rings engineered for the most demanding sealing applications. Known for extreme chemical resistance and high-temperature stability, Chemraz® O-rings provide reliable sealing in semiconductor, pharmaceutical, aerospace, and chemical processing environments. Alternatives include Kalrez®, Canrez®, and Parker® FFKM O-rings in AS568, Metric, and custom sizes.

Simriz® FFKM from Freudenberg: O-Rings, Gaskets, and Custom Parts
Simriz® FFKM from Freudenberg: O-Rings, Gaskets, and Custom Parts

Canyon Components is a distributor of Simriz® FFKM O-rings designed for extreme chemical resistance and high temperature applications. Compare Simriz® with Canrez® FFKM for O-rings, gaskets, and custom parts in demanding sealing environments.

Back to Elastomers Hub

Unlock Superior Performance with Canrez FFKM O-Rings - Explore High-Quality Sealing Solutions for Demanding Industrial Applications. Ensure High Chemical Resistance, Extreme Temperatures & Leak-Free Seals. Your Trusted Source for Canrez FFKM O-Rings.

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These products may be covered by existing or pending patents. Canyon Components is not liable for the accuracy, currency, or completeness of information herein. All information is subject to change without notice. All trademarks and service marks are the property of their respective owners. Made withgu.dev, Icons by Icons8

* Disclaimer: Kalrez® is a registered trademark of DuPont™. It represents a high-performance perfluoroelastomer used in demanding sealing applications. Please note that the Kalrez® brand is not owned by Canyon Components. All rights and ownership of the Kalrez® trademark are held by DuPont™, ensuring the quality and reliability associated with this renowned brand.