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TenCate EM-5A
Cyanate Ester

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Product description

TenCate EM-5A is a 350°F (177°C) cure expanding cyanate ester syntactic film (core splice). It’s unexpanded density is approximately 50 pcf (0.80 g/cc) and exhibits an expansion ratio of up to 4x. It is available in continuous film rolls or in sheet form from thicknesses of 10-125 mils (0.25-3.18 mm). Standard widths are 24 inches (61 cm), but alternative widths up to 50 inches (127 cm) are available upon request.

Product benefits/features
  • Ambient work life of more than 28 days
  • Co-curable with composite prepregs
  • Lightweight film core: 50 pcf, nom. (0.80 g/cc)
Market segments
  • Space/Satellite
Product type Syntactic
Resin type Cyanate Ester
Tg 204°C/400°F
Initial cure temp 177°C/350°F
Cure time 2 hours at 177°C/350°F
Outtime 28 days
Post curable No
Vacuum processable No
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