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Product description

EF8020 is a modified, high strength, structural epoxy film adhesive for metal to metal or sandwich core to skin bonds. EF8020 has a strong self-filleting action in honeycomb-to-skin bonds.

Toray EF8020 film adhesive is protected on one side by a release paper and on the other by a polyethene separator. A lightweight polyester carrier is incorporated into the adhesive film to ensure easy handling while cutting and positioning.

Toray EF8020 is compatible for co-cure with Toray’s 8020 prepregs and 8020 RAPI-PLY series.

Product benefits/features

  • Flexible low to medium cure schedule 70-130°C (158-266°F)
  • Accurate control of adhesive distribution
  • Excellent filleting to honeycomb core
  • Ideal for metal or composite bonding

Market segments

  • High Temperature
  • Sport & recreation
  • Motorsport & Formula 1
  • Automotive
  • Energy
  • Medical
  • Industrial


Product category Film adhesives
Processing Out of Autoclave / Vacuum bag
Press forming
Resin type Epoxy
Tg (Dry, onset) 102 °C / 215 °F
Cure temperature (Optimal) 80 °C / 176 °F
Cure temperature (Lowest)70 °C / 158 °F
Cure temperature (Highest)130 °C / 266 °F
Out life 30 days

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