Toray MicroPly ES72A-2

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Product description

Toray MicroPly ES72A-2 is a low-density, expanding, unsupported, epoxy syntactic core. SC72A offers reduced processing, a one-shot cure, the ability to anchor inserts or fastenings and increases the opportunity to consider lightweight, thin walled composite sandwich structures.

Toray MicroPly ES72A-2 expands using a closed cell process ensuring complete homogeneous cell structure, the density/strength may be altered simply by changing cure pressure or limiting the volume available for expansion, the material is capable of expanding up to 650%.

Toray MicroPly ES72A-2 is available in a variety of thicknesses down to 1 mm, is easily contoured and shaped. ES72A-2 is compatible for co-cure with Toray E720 and E722 mid temperature cure prepregs.

Product benefits/features

  • Density/strength may be tailored by simply changing cure pressure or limiting volume
  • Capable of expanding up to 650%
  • Forms a closed cell structure

Market segments

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


Product category Syntactics
Processing Autoclave
Resin type Epoxy
Tg (Dry, onset) 114 °C / 237 °F
Cure temperature (Optimal) 125 °C / 257 °F
Cure temperature (Lowest)125 °C / 257 °F
Cure temperature (Highest)125 °C / 257 °F
Out life 30 days

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