Duratron® T4503 PAI (Torlon®)

Mitsubishi Chemical Advanced Materials
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Data Sheet

Duratron® T4503 PAI is commonly used for dies and patterns of formed metal parts or as thermal insulators. It is similar in composition to Duratron T2503 PAI and selected when larger shapes are required. Advantages of Duratron® T4503 PAI:

  • Compression Molded
  • Maintains strength and stiffness to 500°F (260°C)
  • Minimal expansion rate to 500°F (260°C)
  • Excellent wear resistance in bearing grades
  • Able to endure harsh thermal, chemical and stress conditions


  • High temperature electrical connectors
  • Bearing cages
  • Can mandrel