amorphous
Properties
Amorphous thermoplastic PES film

General properties:
  • good thermal stability
  • good hydrolysis stability
  • hot water and coolant resistance
  • self-extinguishing
Physical properties:
  • Density (ISO1183): 1,37 g/cm³
  • Glass transition temperature (ISO11357): 230 °C
Mechanical properties: (sample thickness 50 µm)
  • Tensile strength at 23°C (ISO527): 75 N/mm²
  • Tensile elongation at 23°C (ISO527): 100 %
  • Tensile modulus (ISO527): 2400 N/mm²
Electrical properties:
  • Dielectric strength (IEC243): 180 kV/mm
Thermal properties:
  • Long-term service temperature (UL746B): 180 °C
  • Flammability (UL94): 0/25 VTM/µ
  • Thermal expansion coefficient x 10³, T<Tg: 0,055 1/°K
  • Thermal conductivity x 10² (DIN52612): 18 W/mK

Typical applications

  • high temperature labels
  • slot liner and slot wedges
  • seals