Seals Eastern, Inc.

High Performance Rubber Compounds

For the Most Demanding Applications

Tel: 732-747-9200

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The following list represents many of Seals Eastern's standard (elastomer) rubber compounds that can be precision molded to your design specifications. The "Description" hyperlink will offer useful service properties of the underlying polymer. The "Compound ID" hyperlink will present the material data sheet for the specific rubber compound.

ASTM D1418 Compound ID Shore-A Hardness Description
EPM     Ethylene-Propylene Rubber
      Peroxide Cured EPDM
  7240 50 Potable water service. Chloramine resistant.
  7017 60 General service EPM.
  5053 70 General service EPDM.
  7267 75 EPDM for high temperature steam service. Also available as a Y267-Type (7267L). 
  7204 90 Y267-Type EPDM for geothermal steam service. Ultra-Low compression set. 
      Sulfur Cured EPDM
  7189 50 General service EPDM
  7017 60 General service EPM.
  7075 70 General service EPDM.
  7270 70 Plasticizer Free EPDM.
  7045 80 General service EPDM. 
FKM     Fluorocarbon Elastomer (VF2 containing)
Type 1 5753 65 FKM general service.
Type 1 5717 70 FKM general service. Meets Mil-R-83248-1
Type 1 7145 80 FKM specially for oil & gas service.
Type 1 7130 90 FKM specially for oil & gas service.
Type 1 7148 95 FKM specially for oil & gas service; Extrusion resistant
Type 2 5722 60 Formulated Viton®. General service.
Type 2 5723 75 Formulated Viton. General service.
Type 2 5724 85 Formulated Viton. General service.
Type 2 5725 95 Formulated Viton. General service.
Type 2 7248 95 Formulated Viton. Resistant to extrusion. RGD / ED resistant: ISO-23936-2 certified
Type 2 7352D 85 Nano-PTFE filled for hot, dynamic applications
FEPM     Fluorocarbon Elastomer (TFE/P)
  7265D 80 Formulated Viton-ETP. High temperature service in aggressive chemicals; Good base resistance.
  7182X 80 Formulated AFLAS®. Ultra-low compressive stress relaxation for alkaline, high-temperature service.
  7182D 80 Formulated AFLAS high-temperature "sour" oil & gas service. Excellent acid and base resistance.
  7182E 85 Formulated AFLAS high-temperature "sour" oil & gas service. Excellent acid and base resistance.
  7182B 90 Formulated AFLAS high-temperature, high-pressure "sour" oil & gas service.
RGD / ED resistant:NORSOK M-710 certified. Excellent acid and base resistance.
  7182A 95 Formulated AFLAS high-temperature, high-pressure "sour" oil & gas service. Resistant to extrusion. Excellent acid and base resistance.
FFKM Perflas®   Perfluorinated Rubber
  9294 80 Perfluoro rubber for aggressive chemical service
  9295 80 Perfluoro rubber for high-temperature, aggressive chemical service.
FVMQ     Fluoro-silicone
  5861 50 Fluoro-silicone meeting MIL-R-25988B
  5803 70 Fluoro-silicone 
  5862 60 Fluoro-silicone 
HNBR     Highly Saturated Nitrile(HSN)
  7345 70 HNBR for Oil & Gas service
  7336 80 HNBR for Oil & Gas service
  7344 90 HNBR for Oil & Gas service
NBR     Nitrile Rubber
(high % acrylonitrile)
  7202 70 Nitrile for oil & gas service
  7168 80 Nitrile for oil & gas service
  7157 90 Nitrile for oil & gas service
NBR     Nitrile Rubber
(medium % acrylonitrile)
  5400 45 General purpose Nitrile
  5401 55 General purpose Nitrile
  5353 65 General purpose Nitrile
  5433 70 General purpose Nitrile; Low water swell
  5403 75 General purpose Nitrile
  5407 75 General purpose Nitrile; Peroxide cured
  5404 85 General purpose Nitrile
NBR     Nitrile Rubber
(low % acrylonitrile)
  5483 70 Low temperature service Nitrile
  5487 70 Low temperature service Nitrile; plasticizer free
  5484 80 Low temperature service Nitrile
  5488 80 Low temperature service Nitrile; plasticizer free
CR     Neoprene / Chloroprene
  5241 50 General purpose neoprene
  5242 60 General purpose neoprene
  7282 60 UL-flame resistant, non-blooming neoprene
  5243 70 General purpose neoprene
  7065 80 General purpose neoprene
IIR     Butyl and Halobutyl Rubber
  7272 55 General purpose Chlorobutyl; High damping
  7027 75 General purpose Chlorobutyl; High damping
  7284 75 Chlorobutyl; High damping; Non-conductive

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