Flame Retardant for PBT


Flame Retardant for PBT FR PBT V0 is a nitrogen/ phosphorus halogen-free eco-friendly flame retardant, Designed for glass fiber-reinforced polybutylene terephthalate (PBT) to satisfy the higher requirement of glowing filament. This PBT flame retardant reaches UL94 V0(1.5mm), GWIT 750(3.0mm), and GWFI 960℃(3.0mm); also meets RoHS requirements, has good heat resistance, not easily to decomposite during processing, low corrosion to mold, superior electrical performance。



Flame Retardant for PBT FR PBT V0 can be used in PBT Electrical sockets, Switch, Junction boxes, etc.



AppearanceWhite powder
Density g/cm3~1.0
Bulk density g/cm3~0.35
Nitrogen content%24.5±1
Phosphorus content%12.5±1
Decompose temperature℃≥330
Water content%≤0.3
average particle size μm 2~6


Recommended Dosage:

Resin typePET15% glass fiberPET20% glass fiberPET30%glass fiber
BX PBT V0%202018
Flame retardant UL94V0(1.5mm)V0(1.5mm)V0(1.5mm)
Flame retardant GWIT750℃(3.0mm)750℃(3.0mm)750℃(3.0mm)
Flame retardant GWFI960℃(3.0mm)960℃(3.0mm)960℃(3.0mm)


Package and Storage:

25kg/package. Transported like common chemicals. Keep in dry, cool place and avoid direct sunlight.