Unfilled PBT Material
Unfilled PBT Material
Unfilled PBT Material
Unfilled PBT Material

Unfilled PBT Material

  • element:Polybutylene Terephthalate (PBT)
  • purity:High Purity
  • shape:Granules, Sheets
  • specification:High Flowability, Unreinforced
  • packaging:Customizable

Unfilled PBT Material offers excellent thermal stability, balanced mechanical properties, and superior chemical resistance. Designed for electrical, automotive, and industrial applications, it ensures reliable processability, durability, and long-term performance.

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Product Overview
Unfilled PBT material is a high-performance engineering plastic known for its excellent flowability, making it ideal for injection molding and precision processing. The material is free from any reinforcing fillers, ensuring exceptional flow characteristics and is widely used in applications requiring high surface quality and precision, such as switch knobs, fastening kits, and automotive lamp housings.

Key Features

  • High Flowability: The material has excellent flow properties, making it easy to mold into complex and intricate shapes, ideal for precision injection molding.
  • Unfilled: Without any reinforcing fillers, this material offers superior moldability and a smooth surface finish, suitable for applications where aesthetic and surface quality are crucial.
  • Good Mechanical Properties: Provides good impact resistance and rigidity, making it suitable for applications requiring moderate mechanical load-bearing capabilities.
  • Excellent Thermal Stability: Maintains stable physical properties under high-temperature conditions, making it suitable for high-temperature applications.

Applications

  • Switch Knobs: Perfect for manufacturing various switch knobs, offering smooth operation and excellent appearance.
  • Fastening Kits: Used in producing fastening kits for automotive and other machinery, providing durability and stability.
  • Automotive Lamp Housings: Suitable for automotive lamp housings, ensuring stability and reliability over long-term use.

 

Test PropertiesUnitTest MethodTest ConditionTypical Value
Physical Properties
Densityg/cm³ISO 11831.31
Filler Content%ISO 1172-
Mold Shrinkage%ISO 294Parallel: 0.9, Vertical: 1.6
Mechanical Properties
Tensile StrengthMPaISO 527Type I sample, 50mm/min55
Elongation at Break%ISO 527Type I sample, 50mm/min, Gauge length 50mm130
Flexural StrengthMPaISO 17823℃, 10mm/min80
Flexural ModulusMPaISO 17823℃, 10mm/min2200
Izod Impact Strength (Notched)KJ/m²ISO 18023℃3
Charpy Impact Strength (Unnotched)KJ/m²ISO 17923℃-
Thermal Properties
Melting PointISO 11357-1223
Heat Deflection Temperature (HDT)ISO 750.45MPa: 155, 1.8MPa: 60
Flammability
UL Flammability ClassUL-94 HB
Electrical Properties
Surface ResistivityIEC6009310000000000000
Volume ResistivityΩ·cmIEC600931000000000000000
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