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SULFUR HEXAFLUORIDE Chemical compatibility with O-rings, rubbers, & plastics

Sulfur hexafluoride (SF6) is a colorless, odorless, non-flammable gas used primarily as an electrical insulator in high-voltage equipment and switchgear. It is highly effective in preventing electrical arcs and sparks, ensuring safe and efficient operation of electrical systems. Sulfur hexafluoride is also used in medical imaging and as a tracer gas in various scientific and environmental applications. Proper handling and storage of sulfur hexafluoride are essential to prevent leakage and ensure safety, as it is a potent greenhouse gas with a high global warming potential. Safety measures, including the use of appropriate protective equipment and adherence to handling protocols, are crucial to prevent health and environmental hazards. Its effectiveness as an electrical insulator and its unique properties make sulfur hexafluoride a valuable chemical in the electrical and scientific industries, although its use requires careful control to prevent environmental impact.

Need SULFUR HEXAFLUORIDE resistant plastics, O-rings, rubbers, and seals? Get in touch now!


Canyon Components strives to meet all customer service requests. If you need something that isn't listed below, feel free to contact a Canyon Components product and application consultant and let our knowledgeable staff help you design the perfect part for your needs.

Paint covered o-ring
MaterialPerformanceGet a quote
FFKM (CanRez™, Kalrez®, Chemraz®)Acceptable: <15-25% SwellingGet a quote
FKM ETP (Viton® Extreme)Acceptable: <15-25% SwellingGet a quote
FKM (Viton®)Poor: 25-40% SwellingGet a quote
NBR (Buna-N, Nitrile)Acceptable: <15-25% SwellingGet a quote
HNBR (Hydrogenated Nitrile)Acceptable: <15-25% SwellingGet a quote
EPDM (Ethylene Propylene)Excellent: <15% SwellingGet a quote
Aflas® (TFE/P, FEPM)Poor: 25-40% SwellingGet a quote
Silicone (VMQ, PVMQ)Acceptable: <15-25% SwellingGet a quote
Fluorosilicone (FVMQ)Acceptable: <15-25% SwellingGet a quote
Polyurethane (PU, AU)--- Insufficient Testing DataGet a quote
Teflon® (PTFE)Excellent: <15% SwellingGet a quote
Neoprene (Chloroprene)Excellent: <15% SwellingGet a quote
SBR (Styrene-Butadiene)--- Insufficient Testing DataGet a quote
ACM (Acrylic Rubber)--- Insufficient Testing DataGet a quote
Butyl (IIR, Isobutylene Isoprene)--- Insufficient Testing DataGet a quote
Butadiene Rubber (BR)--- Insufficient Testing DataGet a quote
Isoprene Rubber (Polyisoprene)--- Insufficient Testing DataGet a quote
Natural Rubber (NR)--- Insufficient Testing DataGet a quote
Hypalon (CSPE)--- Insufficient Testing DataGet a quote
Metal Piston

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Groove Design References

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