Materiales y cauchos

 

  • NK = Natural rubber
  • CR = Chloroprene rubber
  • SBR = Styrene-butadiene rubber
  • CSM = Chlorosulfonated polyethylene
  • NBR = Nitrile-butadiene rubber
  • FPM = Chlorotrifluoroethylenevinylidene fluoride
  • EPDM = Ethylene propylene rubber
  • SI = Silicone
  • PU = Polyurethane

 

 

Feature NK SBR NBR EPDM CR CSM FPM Si
Dureza ° Shore A 60-100 55-90 25-95 35-90 65-80 60-90 60-80 20-90
Resist. térmica °C 80 80 100 120 130 130 250 200
Gasolina 5 5 1 4 4 1 4
Eter / Ketonas 5 4 5 2 4 2
Alkali 4 3 4 3 3 2 2 4
Aceite 5 5 1 3 3 1 4
Ozono 5 4 4 1 2 1 1 1
Ácidos 4 3 4 3 3 2 2 4
Abrasión 2 2 2 4 3 3 3 4