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Product description

SF-5 is a cyanate ester based syntactic film developed to be compatible with various cyanate ester matrices, including RS-3. SF-5 is available in unsupported and supported continuous film form in thicknesses from 0.25 to 7.62 mm (10 - 300 mils). SF-5 has been evaluated and qualified in aerospace and dielectric structures.

Product benefits/features

  • Density of 0.61 g/cc (38 pcf)
  • Low dielectric constant and loss
  • Compatible with TenCate RS-3

Market segments

  • High Temperature
  • Space & Satellite
  • Aerostructures
  • Radome


Product category Syntactics
Processing Press forming
Post curable
Resin type Cyanate Ester
Tg (Dry, onset) 254 °C / 489 °F
Cure temperature (Optimal) 177 °C / 351 °F
Cure temperature (Lowest) 149 °C / 300 °F
Cure temperature (Highest) 177 °C / 351 °F
Out time 30 days
Post curable

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