Ultradur® B 4406 G4 BK7110

Ultradur® B 4406 G4 BK7110 is a medium viscosity, flame retardant, semi-crystalline, saturated, thermoplastic polyester derived from polybutylene terephthalate (PBT) reinforced with 20 % glass fiber. Exhibits enhanced fire resistance, toughness, high rigidity & strength, good dimensional stability under heat, good impact resistance, very high resistance to wear, thermostability, sliding friction properties, good insulation properties, good impact strength, low water absorption, good resistance to chemicals & weathering, and excellent heat ageing behavior. Can be processed using injection molding. Recommended for relay housings, plug-and-socket connectors, switches and lighting components. It is listed with TSCA, CA Prop. 65 and EPCRA 311/312.