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O-ring Material Selection Chart

Web Seal Inc.
Rochester, NY

800.366.1320 sales@websealinc.com


If you're looking for  Try these elastomers and stay away from these…
Resistance to for best results...
    Abrasion    
  AFLAS Fluorosilicone
  Butadiene Perfluorinated fluoroelastomer
  Ethylene propylene Polysulfide
  Isoprene Silicone
  Natural rubber  
  Polyurethane  
    Acids    
  AFLAS Polyacrylate
  Fluorocarbon Polysulfide
  HNBR Polyurethane
  Perfluorinated fluoroelastomer  
   Chemicals    
  AFLAS Polyacrylate
  Butyl  
  Chlorosulfonated polyethylene  
  Ethylene propylene  
  Fluorocarbon  
  Fluorosilicone  
  Perfluorinated fluoroelastomer  
  Silicone  
   Cold    
  Epichlorohydrin AFLAS
  Ethylene propylene Chlorinated polyethylene
  Fluorosilicone Fluorocarbon
  Silicone Perfluorinated fluoroelastomer
    Polyacrylate
   Flame    
  AFLAS Butadiene
  Chlorinated polyethylene Butyl
  Fluorocarbon Ethylene acrylic
  Perfluorinated fluoroelastomer Isoprene
  Natural rubber
  HNBR
  Nitrile/Buna N
  Polyacrylate
  Polysulfide
  Polyurethane
    SBR/Buna S
   Heat    
  AFLAS Polysulfide
  Ethylene acrylic  
  Ethylene propylene  
  Fluorocarbon  
  Fluorosilicone  
  HNBR  
  Perfluorinated fluoroelastomer  
  Polyacrylate  
  Silicone  
   Oil    
  AFLAS Butadiene
  Epichlorohydrin Butyl
  Fluorocarbon Ethylene propylene
  HNBR Isoprene
  Nitrile/Buna N Natural rubber
  Perfluorinated fluoroelastomer SBR/Buna S
  Polyacrylate  
  Polysulfide  
  Ozone AFLAS Butadiene
  Chlorinated polyethylene Isoprene
  Chlorosulfinated polyethylene Natural rubber
  Epichlorohydrin Nitrile/Buna N
  Ethylene acrylic SBE/Buna S
  Ethylene propylene  
  Fluorocarbon  
  Fluorosilicone  
  Perfluorinated fluoroelastomer  
  Polyacrylate  
  Polysulfide  
  Polyurethane  
  Silicone  
  Set Ethylene propylene Epichlorohydrin
  Fluorocarbon Polysulfide
  Fluorosilicone  
  HNBR  
  Nitrile/Buna N  
  Silicone  
  Tear Butadiene AFLAS
  Ethylene propylene Fluorosilicone
  Isoprene Perfluorinated fluoroelastomer
  Natural rubber Polysulfide
  Polyurethane Silicone
  Water/Steam AFLAS Ethylene acrylic
  Ethylene propylene Polyacrylate
  HNBR Polyurethane
  Perfluorinated elastomer  
  Weather AFLAS  
  Butyl  
  Chlorinated polyethylene  
  Chlorosulfonated polyethylene  
  Epichlorohydrin  
  Ethylene acrylic  
  Ethylene propylene  
  Fluorocarbon  
  Fluorosilicone  
  Neoprene  
  Perfluoronated fluoroelastomer  
  Polyacrylate  
  Polysulfide  
  Polyurethane  
  Silicone  
Dynamic Properties Ethylene propylene Fluorosilicone
  Fluorocarbon Silicone
  HNBR  
  Nitrile/Buna N  
Electrical Properties AFLAS  
  Fluorosilicone  
  Perfluoronated fluoroelastomer  
  Silicone  
Impermeability Butyl Fluorosilicone
  Epichlorohydrin Silicone
  Ethylene acrylic  
  Polyacrylic  
  Polysulfide  
Tensile Strength Butadiene  
  Ethylene propylene  
  Fluorocarbon  
  Isoprene  
  Natural rubber  
  HNBR  
  Nitrile/Buna N  
  Polyurethane  
  SBR/Buna S  

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