Epoxy resin prepreg BT250E-1

thermosetting resinfor aeronautics

BT250E-1 resin system is a 121°C (250°F) cure epoxy prepreg system with excellent toughness and strength. It provides an outstanding surface finish under vacuum-bag/oven-cure only. The resin system, which is self-adhesive to honeycomb and foam core, is MIL-R-9300 qualified and makes a great choice for many applications in the low-to-medium-service temperature range. Product benefits/features MIL-R-9300 qualified BT250E-1FR is the flame retardant version Market segments Energy Aerostructures Radome Industrial eVTOL / Urban Air Mobility Details Product category - Thermoset Prepreg Processing - Out of Autoclave / Vacuum bag Press forming Autoclave Resin type - Epoxy Tg (Dry, onset) - 125 °C / 257 °F Cure temperature (Optimal) - 121 °C / 249 °F Cure temperature (Lowest) - 121 °C / 249 °F Cure temperature (Highest) - 121 °C / 249 °F Out life - 30 days