• Excellent hardness
  • Excellent dimensional stability
  • Excellent electrical resistance
  • Excellent coloration

Bestdur ® (PBT)


Bestdur ® is the registered trademark for Polybutylene terephthalate (PBT). The PBT is a technical plastic that is characterized for having a good hardness, excellent dimensional stability, excellent resistance to the friction, good resistance electrical, excellent coloration and also many degrees have flame retardant resistance (V-0)

TRIESA is offering a wide range of PBT compounds, also blends with PET, PC and ASA.

Our high quality technical compounds are able to meet the full range of requirements including product properties, process needs and end-use demands.Properties of Bestdur ® resins offer:

TRIESA offers a wide range of compounds with different modifiers, stabilizers, special additives and colors such as:

  • Excellent stiffness and hardness
  • Good mechanical strength
  • Good creep and fatigue behavior
  • Very good thermal stability
  • Excellent flammability characteristics
  • Good electrical properties
  • High wear resistance and low friction
  • Good dimensional stability
  • Very good chemical resistance
  • Excellent flow and processing properties
  • Low moisture absorption
  • Very good surface finish

  • Unreinforced
  • Impact modified
  • Glass fiber or Glass bead reinforced
  • Mineral filled and reinforced
  • Low warpage types
  • Flame retardant
  • High tracing resistance
  • Lubricated
  • Heat stabilized
  • UV/light stabilized
  • Electrical conductive
  • Laser markable
  • Speciality

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Contact Us

  • Address: C/Química, 46-52 P.I. Can Sunyer de Palau 08740 Sant Andreu de la Barca (Barcelona)

  • Phone: (+34) 93 682 81 60

  • Email: triesa@triesa.es