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Product description

E720 is a 120°C (248°F) cure toughened epoxy prepreg. E720 offers excellent adhesive properties, allowing direct lamination to honeycomb without the use of a film adhesive.

E720 is designed for structural applications in motorsport and marine industries. If fire retardant properties are required, refer to Toray E721-FR.

Product benefits/features

  • Direct lamination to honeycomb without the use of resin film
  • Medium tack level - easily laminates to mold surface
  • Good impact resistance

Market segments

  • Sport & recreation
  • Motorsport & Formula 1
  • Automotive
  • Medical
  • Industrial


Product category Thermoset Prepreg
Processing Out of Autoclave / Vacuum bag
Press forming
Resin type Epoxy
Tg (Dry, onset) 110 °C / 230 °F
Cure temperature (Optimal) 120 °C / 248 °F
Cure temperature (Lowest)120 °C / 248 °F
Cure temperature (Highest)120 °C / 248 °F
Out life 60 days

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