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Ultrapolymers Group NV

Gerard Mercatorstraat 90
3920 Lommel
Belgium [at]


Ultradur® is BASF’s brand name for its line of partially crystalline, thermoplastic, saturated polyesters derived from polybutylene terephthalate (PBT). They are employed in applications demanding a high performance level such as load bearing parts in different industrial sectors.
Ultradur® is outstanding for its high rigidity and strength, very good dimensional stability, low water absorption and high resistance to many chemicals with exceptional resistance to weathering and excellent heat aging behavior.

  • Automotive engineering
  • Electrical engineering and electronics
  • Industrial and household applications
  • Medical
  • high rigidity and strength
  • very good dimensional stability under heat
  • low water absorption
  • good resistance to many chemicals
  • exceptional resistance to weathering
  • excellent heat ageing behavior