PBT GF20 GF30 with GWFI 750°C Glow Wire Compliant Glass Reinforced PBT Pellets for Injection Molding
This PBT glow wire 750°C flame retardant glass fiber reinforced compound is a high-performance engineering thermoplastic specifically designed for applications requiring glow wire resistance and excellent flame retardancy. With 20% to 30% glass fiber reinforcement, this material achieves GWFI (Glow Wire Flammability Index) 750°C and UL94 V0 rating, making it ideal for electrical, automotive, and household appliance components where high safety standards are mandatory.
Key Properties
Glow Wire 750°C Compliant – Passes GWFI 750°C test (IEC 60695-2-12)
Flame Retardant – UL94 V0 rated at thin wall sections
Glass Fiber Reinforced – Available in GF20 (20%) and GF30 (30%) grades
High Heat Resistance – HDT up to 215°C (1.8 MPa)
Excellent Mechanical Strength – Tensile strength up to 135 MPa (GF30)
Dimensionally Stable – Low warpage, good mold shrinkage control
Chemical Resistant – Resists oils, greases, and solvents
Injection Moldable – Good flow for complex geometries

Applications
Appliances: Heating element connectors, terminal blocks, switch housings, motor parts
Electrical: High-voltage connectors, circuit breakers, relays, coil bobbins, LED components
Automotive: ECU connectors, sensor housings, ignition parts, headlamps, EV components
Industrial: Power tool housings, pump parts, fan blades, control components




