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ECO - Epichlorohydrin

Clwyd referenceECO
ASTM classificationECO
Typical applications
  • Automotive fuel systems
  • Bladders
  • Diaphragms
  • Rollers
Advantages
  • Excellent resistance to oxidation
  • Good resistance to ozone and weathering
  • Excellent oil resistance
  • Good, stable physical properties over wide temperature range (-50°C to 150°C)
  • Low gas permeability
Disadvantages
  • Poor compression set limits use as sealing material
  • Exhibits corrosive effect on metals (limits bonding applications)
Available hardness range (Shore A)40 - 90
Upper continuous service temp.125°C
Min. temp. for sealing applications-35°C
Minimum non-brittle  temp. -45°C
Tensile strength (up to)20 MPa
Elongation at break (up to)400%
Price BracketVery low
ASTM 1 OilExcellent
ASTM 2 OilExcellent
ASTM 3 OilExcellent
KeroseneExcellent
Liquid BNone
Liquid 101Excellent
Phosphate esterNone
KetoneNone
TolueneNone
Iso-octaneExcellent
MethanolGood
Acid (weak)Average
Acid (strong)None
Base (weak)None
Base (strong)None
Hydrogen sulphideGood
SteamNone
OzoneExcellent
RadiationGood

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