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TenCate SF-5
Cyanate Ester

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Product description

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

Product benefits/features
  • Minimum ambient work life of 4 weeks
  • Low dielectric and loss tangent over wide thermal and electrical ranges
  • Lightweight film core: 38 pcf, (0.61 g/cc)
  • Good moisture resistance
Market segments
  • Radome
  • Space/Satellite
Product type Syntactic
Resin type Cyanate Ester
Tg 254°C/490°F w/post cure
Initial cure temp 177°C/350°F
Cure time 2 hours at 177°C/350°F, optional post cure of 2 hours at 232°C/450°F
Outtime 30 days
Post curable Yes
Vacuum processable No
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Carbon II