FFKM O-rings EB794

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ProductDimensionsMaterialHardness (Shore A)CertificationStock
O-Ring 3.2x1 Kalrez-FFKM - 70 Shore A - White - SES-566566 O-ring White3.2 mm  x 1 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 61.83x2.36 Kalrez-FFKM - 70 Shore A - White - SES-569162 O-ring White61.84 mm  x 2.36 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 11.5x3.5 Kalrez-FFKM - 70 Shore A - White - SES-805220 O-ring White11.5 mm  x 3.5 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 30x6 Kalrez-FFKM - 70 Shore A - White - SES-555599 O-ring White30 mm  x 6 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 608.88x6.99 Kalrez-FFKM - 70 Shore A - White - SES-560210 O-ring White608.89 mm  x 6.99 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 19.2x2.46 Kalrez-FFKM - 70 Shore A - White - SES-555151 O-ring White19.3 mm  x 2.46 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 722x10 Kalrez-FFKM - 70 Shore A - White - SES-572688 O-ring White723 mm  x 10 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 177.8x4.76 Kalrez-FFKM - 70 Shore A - White - SES-808678 O-ring White177.9 mm  x 4.76 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 30x10 Kalrez-FFKM - 70 Shore A - White - SES-555602 O-ring White30 mm  x 10 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 610x5.33 Kalrez-FFKM - 70 Shore A - White - SES-560214 O-ring White611 mm  x 5.33 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 216x2 Kalrez-FFKM - 70 Shore A - White - SES-570827 O-ring White216 mm  x 2 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 56.52x6.99 Kalrez-FFKM - 70 Shore A - White - SES-806863 O-ring White56.53 mm  x 6.99 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 485x10 Kalrez-FFKM - 70 Shore A - White - SES-810873 O-ring White486 mm  x 10 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 74.5x2 Kalrez-FFKM - 70 Shore A - White - SES-556898 O-ring White74.6 mm  x 2 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 19x2.4 Kalrez-FFKM - 70 Shore A - White - SES-567654 O-ring White19 mm  x 2.4 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 193.5x3 Kalrez-FFKM - 70 Shore A - White - SES-570675 O-ring White193.6 mm  x 3 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 50.5x5 Kalrez-FFKM - 70 Shore A - White - SES-806730 O-ring White50.6 mm  x 5 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 437x6 Kalrez-FFKM - 70 Shore A - White - SES-810529 O-ring White438 mm  x 6 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
Placeholder O-ring White289 mm  x 3.53 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 78.3x3.2 Kalrez-FFKM - 70 Shore A - White - SES-807313 O-ring White78.4 mm  x 3.2 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 10x1 Kalrez-FFKM - 70 Shore A - White - SES-554591 O-ring White10 mm  x 1 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 294.5x8.4 Kalrez-FFKM - 70 Shore A - White - SES-559223 O-ring White294.6 mm  x 8.4 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 438x7 Kalrez-FFKM - 70 Shore A - White - SES-810536 O-ring White438 mm  x 7 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 289x2.95 Kalrez-FFKM - 70 Shore A - White - SES-571285 O-ring White289 mm  x 2.95 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 78.5x3.53 Kalrez-FFKM - 70 Shore A - White - SES-807318 O-ring White78.6 mm  x 3.53 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 10x1.2 Kalrez-FFKM - 70 Shore A - White - SES-554592 O-ring White10 mm  x 1.2 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 295x3.5 Kalrez-FFKM - 70 Shore A - White - SES-559225 O-ring White296 mm  x 3.5 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 14x2 Kalrez-FFKM - 70 Shore A - White - SES-554836 O-ring White14 mm  x 2 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 339.3x5.7 Kalrez-FFKM - 70 Shore A - White - SES-559502 O-ring White339.4 mm  x 5.7 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 199x3 Kalrez-FFKM - 70 Shore A - White - SES-558556 O-ring White199 mm  x 3 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 488.5x3 Kalrez-FFKM - 70 Shore A - White - SES-810891 O-ring White488.6 mm  x 3 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 74.6x3 Kalrez-FFKM - 70 Shore A - White - SES-556902 O-ring White74.7 mm  x 3 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 19.2x2.5 Kalrez-FFKM - 70 Shore A - White - SES-567665 O-ring White19.3 mm  x 2.5 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 194.3x3.1 Kalrez-FFKM - 70 Shore A - White - SES-570686 O-ring White194.4 mm  x 3.1 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
Placeholder O-ring White51 mm  x 3.2 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 17x1.78 Kalrez-FFKM - 70 Shore A - White - SES-555003 O-ring White17 mm  x 1.78 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 375x6.99 Kalrez-FFKM - 70 Shore A - White - SES-559673 O-ring White376 mm  x 6.99 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 303x3.5 Kalrez-FFKM - 70 Shore A - White - SES-571357 O-ring White304 mm  x 3.5 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 81.6x1.5 Kalrez-FFKM - 70 Shore A - White - SES-807389 O-ring White81.7 mm  x 1.5 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon
O-Ring 59.7x3.53 Kalrez-FFKM - 70 Shore A - White - SES-556550 O-ring White59.8 mm  x 3.53 mm FFKM - FFPM70 Shore A Jaicon-bekijk icon

To provide even greater thermal stability and solvent resistance, tetrafluoroethylene (TFE) containing fluoroelastomer terpolymers were introduced in 1959. The latest FKM polymers have a much broader fluids resistance profile than standard fluoroelastomers, and are able to withstand strong bases and ketones as well as aromatic hydrocarbons, oils, acids, and steam. In 1975 a new fluoroelastomer family was introduced by Asahi Glass Co., FEPM, based on an alternating copolymer of TFE and propylene. It is marketed under the trade name AFLAS®.

The chemical resistance and high-temperature stability is due to the bulkiness of the fluorine atoms, shielding the polymer backbone and carbon-fluor bond from attack, and the high bonding energy of the carbon-fluor bond.

FFKM gives the indication for the types of improved properties for different applications.


Material: Fluorocarbon elastomers
Fluorocarbon rubber is an elastomer

Fluorocarbon elastomers are highly fluorinated carbon-based polymers that are used in applications that must withstand aggressive chemical and ozone attacks.

In general, with increasing fluorine content, the resistance to chemical attack is improved, while the low temperature properties decrease. However, there are special quality fluorocarbons that do have a high fluorine content at low temperature properties.

Good qualities:

  • Chemical compatibility
  • Good temperature resistance
  • Low compression setting
  • Resistant to minerals, oils and fats
  • Good gas tightness
  • Excellent resistance to non-polar media
  • Excellent weather and aging stability
  • Very good oxygen and ozone stability
  • Operating temperature range from -26 °C to +205/230 °C (-15 °F to +400/440 °F)
  • When used briefly, the material can tolerate even higher temperatures
  • Special compounds with improved chemical resistance are available
  • Brake fluids based on glycol
  • Low molecular weight organic acids

FFKM
FFKM are perfluoroelastomeric compounds that contain an even greater amount of fluorine than FKMO fluoroelastomers.

FFKM have an improved resistance to high temperatures and chemicals and are even resistant to environments where oxygen plasma is present for many hours. Certain grades have a maximum continuous service temperature of 327 °C / 621 °F. They are often used to make o-rings and gaskets that are used to make o-rings and gaskets that are used in applications where contact with hydrocarbons or highly corrosive liquids the case, or when a wide temperature range is encountered.

On this page we offer our range of B794 certified  O-Rings. Search for your specific O ring by using the filters on the left of the page or take your time and browse our wide range of our products. When you can not find the product you are looking for in our B794 certified made from FFKM, please send us a Direct Enquiry. Together we can discuss the specifications and find the right product for you.