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Product description

E722 is a 120°C (248°F) cure toughened epoxy component prepreg. E722 is designed for structural applications in motorsport and marine industries and, a wide range of engineering applications.

Toray E722 is compatible for co-cure with Toray MicroPly™ EF72, a 120°C (248°F) cure resin film, and Toray MicroPly™ SC72A syntactic core.

Product benefits/features

  • Excellent drapeability—complex shapes easily formed
  • General purpose component prepreg
  • Good surface finish
  • Medium tack level—easily laminates to mold surface
  • Low volatile content—no solvents used during processing

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) 120 °C / 248 °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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