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Product description

TCF4050 core splice adhesive is a cyanate ester-based core splice with flatwise tensile strength up to 260°C (500°F). This product has been developed to be compatible with Toray’s high temperature TC420 and EX-1505 prepreg resin systems.

Product benefits/features

  • Expanding syntactic film / core splice
  • Density of 0.28-0.55 g/cc (17-35 pcf)
  • Compatible with TC420 prepregs

Market segments

  • High Temperature
  • Space & Satellite
  • Aerostructures
  • Radome


Product category Syntactics
Processing Out of Autoclave / Vacuum bag
Resin type Cyanate Ester
Tg (Dry, onset) 232 °C / 449 °F
Cure temperature (Optimal) 177 °C / 350 °F
Cure temperature (Lowest)82 °C / 179 °F
Cure temperature (Highest)177 °C / 350 °F
Out life 7 days

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