FFKM O-rings EB895

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ProductDimensionsMaterialHardness (Shore A)CertificationStock
O-Ring 153.5x5 Kalrez-FFKM - 80 Shore A - White - SES-675241 O-ring White153.6 mm  x 5 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 270x8.5 Kalrez-FFKM - 80 Shore A - White - SES-677010 O-ring White270 mm  x 8.5 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 165.1x6.35 Kalrez-FFKM - 80 Shore A - White - SES-813779 O-ring White165.2 mm  x 6.35 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 442x12 Kalrez-FFKM - 80 Shore A - White - SES-815790 O-ring White443 mm  x 12 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 2.6x1.3 Kalrez-FFKM - 80 Shore A - White - SES-667455 O-ring White2.6 mm  x 1.3 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 27.3x2.4 Kalrez-FFKM - 80 Shore A - White - SES-670361 O-ring White27.4 mm  x 2.4 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 206x5.7 Kalrez-FFKM - 80 Shore A - White - SES-676129 O-ring White206 mm  x 5.7 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 64x1.6 Kalrez-FFKM - 80 Shore A - White - SES-672611 O-ring White64 mm  x 1.6 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 85.32x3.53 Kalrez-FFKM - 80 Shore A - White - SES-673424 O-ring White85.33 mm  x 3.53 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 168.3x6.99 Kalrez-FFKM - 80 Shore A - White - SES-675530 O-ring White168.4 mm  x 6.99 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 33.12x1.52 Kalrez-FFKM - 80 Shore A - White - SES-670845 O-ring White33.13 mm  x 1.52 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 32x14 Kalrez-FFKM - 80 Shore A - White - SES-811422 O-ring White32 mm  x 14 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 491x3.5 Kalrez-FFKM - 80 Shore A - White - SES-816137 O-ring White492 mm  x 3.5 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 39x2.65 Kalrez-FFKM - 80 Shore A - White - SES-671277 O-ring White39 mm  x 2.65 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 148.6x5.33 Kalrez-FFKM - 80 Shore A - White - SES-675140 O-ring White148.7 mm  x 5.33 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 187.3x7 Kalrez-FFKM - 80 Shore A - White - SES-675833 O-ring White187.4 mm  x 7 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 29.2x3.1 Kalrez-FFKM - 80 Shore A - White - SES-670532 O-ring White29.3 mm  x 3.1 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 160x5 Kalrez-FFKM - 80 Shore A - White - SES-675389 O-ring White161 mm  x 5 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 111.5x2.6 Kalrez-FFKM - 80 Shore A - White - SES-674193 O-ring White111.6 mm  x 2.6 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 126.37x6.99 Kalrez-FFKM - 80 Shore A - White - SES-674605 O-ring White126.38 mm  x 6.99 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 27.6x2.2 Kalrez-FFKM - 80 Shore A - White - SES-811245 O-ring White27.7 mm  x 2.2 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 218x3.55 Kalrez-FFKM - 80 Shore A - White - SES-676302 O-ring White218 mm  x 3.55 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 105.5x4 Kalrez-FFKM - 80 Shore A - White - SES-674022 O-ring White105.6 mm  x 4 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 237x5 Kalrez-FFKM - 80 Shore A - White - SES-676569 O-ring White237 mm  x 5 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 266.7x6.99 Kalrez-FFKM - 80 Shore A - White - SES-676967 O-ring White266.8 mm  x 6.99 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 268x12.7 Kalrez-FFKM - 80 Shore A - White - SES-814596 O-ring White268 mm  x 12.7 mm FFKM - FFPM80 Shore A Jaicon-bekijk icon
O-Ring 2.84x0.76 Kalrez-FFKM - 80 Shore A - White - SES-816388 O-ring White2.84 mm  x 0.76 mm FFKM - FFPM80 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 B895 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 B895 certified made from FFKM, please send us a Direct Enquiry. Together we can discuss the specifications and find the right product for you.

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 B895 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 B895 certified made from FFKM, please send us a Direct Enquiry. Together we can discuss the specifications and find the right product for you.