Carbon fiber prepreg system ST 91FR
fiberglassaramid fiberepoxy

carbon fiber prepreg system
carbon fiber prepreg system
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Fabric type
carbon fiber, fiberglass, aramid fiber
Resin type
Other characteristics


FIRE RETARDANT SPRINT™ ¬ Fire retardant ¬ Capable of meeting ASTM E84 Class 1 ¬ Capable of meeting BS 476 Part 7 Class 1 ¬ Capable of meeting UL 94 V0 ¬ Outstanding compressive properties ¬ Low void content vacuum bag processing ¬ Controlled flow ¬ Light tack - suitable for use in higher ambient temperatures ¬ Suitable for thick and thin sections ¬ Compatible with SF 80FR-OBL for improved performance INTRODUCTION ST 91FR is a fire-retardant, hot-melt, epoxy prepreg system that offers an extremely good balance of mechanical properties. Capable of meeting ASTM E84, UL 94 VO, BS 476 Part 7 Class 1.The system is ideal for structural components where self-extinguishing fire performance and high load bearing capability are desired. ST 91FR can be cured at 90°C, yet retains an out-life of up to 14 days at 21°C. With its 90 minute cure at 120°C, it is also suitable for the quick manufacture of parts, and is also used in the development of trial components.
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