Products

PBT

PBT (Polybutylene Terephthalate) is called polybutylene terephthalate in Chinese. It is a thermoplastic polyester resin made from the polycondensation of 1,4-butanediol (BDO) and pure paraben dicarboxylic acid (PTA), and is produced by the blending process.

(Brief description is taken from the official website of Changchun)

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Product discription

Features:

Fast crystallization, easy to mold
Melting point up to 225, good heat resistance
Glass fiber reinforced, high mechanical strength
Low water absorption, good dimensional stability
Low friction coefficient, good abrasion resistance
Good resistance to chemicals, solvents and weathering
Good bending creep properties
Flame-retardant, 94V-0 compliant
High dielectric strength, good electrical properties
Ultrasonic welding is possible, easy processing of resistance
Good electrical properties, low friction coefficient, good heat resistance, wide range of applications

Processing conditions:

Drying temperature: 105°C ~ 140°C; Drying 2 ~ 8 hours
Injection temperature: 245°C ~ 270°C

Main Specifications:

※Note：Please fill out the form or contact us directly for quotation, MOQ, L/T and other technical information.

Brands	Grades	Properties	Applications
1000 Series (General Grade PBT)	1100	The viscosity is large, the physical properties are strong, and the surface of the molded product is smooth.	Adhesive materials, fastener assemblies, computer keyboards, and Stationery case, button switch
1000 Series (General Grade PBT)	1200	Good flowability, good molding, and good surface gloss.
2000 Series (Refractory PBT)	2000	Excellent fluidity, flame-retardant to UL94-V0	Automobile parts, OA equipment parts, gas furnace parts
2000 Series (Refractory PBT)	2100	Good formability, flame-retardant to UL94-V0	Automobile parts, OA equipment parts, gas furnace parts
3000 Series (Reinforced PBT)	3015	Contains 15% glass fiber, low viscosity, low specific gravity, and good heat resistance.	Automobile parts, motor end caps, carbon brush holders, industrial product parts, building materials
	3020	Contains 20% glass fiber, low viscosity, low specific gravity, and good heat resistance.
	3030	Contains 30% glass fiber, low viscosity, low specific gravity, and good heat resistance.
4000 Series (Flame-retardant reinforced PBT)	4115	Contains 15% glass fiber, high strength, flame-retardant grade up to 1/32inch, UL94-V0, easy to mold	Connectors, cooling fans, sockets, coils, motorcycle parts, switches, TV parts, rectifiers
	4120	Contains 20% glass fiber, good strength and heat resistance, can be used in high temperature environment for a long time, flame-retardant grade up to 1/32inch, UL94-V0
	4830	Contains 30% glass fiber, good strength and heat resistance, can be used in high temperature environment for a long time, flame-retardant grade up to 1/32inch, UL94-V0
	4140	Contains 40% glass fiber, high strength, low warpage, flame-retardant grade up to 1/32inch, UL94-V0
	4815	Contains 15% glass fiber, strong and easy to mold. Flame-retardant grade up to 1/8inch, UL94-V0
	4830	Contains 30% glass fiber, strong and easy to mold. Flame-retardant grade up to 1/8inch, UL94-V0
5000 Series (Environmentally friendly flame retardant PBT - no halogenated flame retardant added)	5130	Contains 30% glass fiber, flame-retardant grade up to 1/32inch, UL94-V0, non-halogen flame retardant specifications, black specifications	Connectors, cooling fans, sockets, coils, motorcycle parts, switches, TV parts, rectifiers
	5615	Contains 15% glass fiber, flame-retardant grade up to 1/16inch, UL94-V0, non-halogen, non-red phosphorus flame retardant specifications
	5630	Contains 30% glass fiber, flame-retardant grade up to 1/16inch, UL94-V0, non-halogen, non-red phosphorus flame retardant specifications
6000 series, 7000 series (PBT low warpage specification)	6730	Contains 30% glass fiber, flame-retardant to 1/32inch, UL94-V0, low warpage specification	Small home appliances, connectors, cooling fans
6000 series, 7000 series (PBT low warpage specification)	7320	Contains 20% glass fiber, V-0 and HB specifications are available	Small home appliances, connectors, cooling fans