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PBT (Polybutylene Terephthalate)
PBT (Polybutylene Terephthalate) is a high-performance, semi-crystalline engineering thermoplastic widely used in automotive, electrical & electronics, and consumer appliance applications. It offers an excellent balance of heat resistance, chemical resistance, dimensional stability, and electrical insulation properties. PBT is known for its low moisture absorption, good surface finish, and ease of processing, making it ideal for precision-molded components.
Product Features
- High heat resistance for continuous use applications
- Excellent chemical and solvent resistance
- Superior dimensional stability
- Excellent electrical insulation properties
- Good fatigue and impact resistance
- Smooth surface finish and good tactile feel
- High durability and wear resistance
- Low moisture absorption for stable performance
Suppliers
- Envalior India
- Celanese
- RADICI
- SABIC Innovative Plastics
- ChangChung (Taiwan)
Material Benefits
- Maintains strength and rigidity at elevated temperatures
- Reliable electrical performance in high-voltage applications
- Consistent dimensional accuracy for precision parts
- Easy to process with injection molding and extrusion
- Available in flame-retardant and reinforced grades
- Long service life with minimal deformation
Industry Applications
Used extensively in connectors, fuse boxes, switches, relays, sensor housings, and insulating components due to its excellent electrical insulation, heat resistance, and dimensional stability.
Applied in under-the-hood components, sensor housings, ignition system parts, connectors, and structural housings that require thermal stability, chemical resistance, and long-term durability.
Used in precision sanitary fittings and water-handling components due to its low moisture absorption, chemical resistance, and structural reliability.
Used in keycaps, switches, electrical enclosures, and high-quality consumer products requiring durability, aesthetics, and reliable mechanical performance.