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Product description

BT250E-6 is a 121°C (250°F) cure epoxy prepreg with excellent strength and stiffness. It provides an outstanding surface finish with vacuum bag/oven cure only.

BT250E-6 has an FAA conformed database on carbon IM7 UD tape, AS-4C plain weave, 7781 E-glass, and S-2 glass.

Product benefits/features

  • High modulus system for rotor blades
  • Complete FAA-conformed database on four product forms

Market segments

  • Aerostructures


Product category Thermoset Prepreg
Processing Out of Autoclave / Vacuum bag
Post curable
Resin type Epoxy
Tg (Dry, onset) 131 °C / 268 °F
Cure temperature (Optimal) 127 °C / 261 °F
Cure temperature (Lowest)121 °C / 250 °F
Cure temperature (Highest)127 °C / 261 °F
Out life Up to 30 days
Post curable

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