Valox 357X Polycarbonate/Polybutylene Terephthalate (PC/PBT) resin is a non-reinforced, impact modified, injection moldable grade. This brominated flame retardant PC/PBT has a UL V0 rating. Valox 357X resin is a general purpose resin that is an excellent candidate for a wide variety of applications including bobbins, switches and enclosures.