amorphous
Properties
Amorphous, thermoplastic PSU film

General properties:
  • very good printability
  • very good hydrolysis stability
  • low moisture absorption
  • good electrical properties
  • permeable to microwaves
Physical properties:
  • Density (ISO1183): 1,24 g/cm³
  • Glass transition temperature (ISO11357): 190 °C
Mechanical properties: (sample thickness 50 µm)
  • Tensile strength at 23°C (ISO527): 70 N/mm²
  • Tensile elongation at 23°C (ISO527): 130 %
  • Tensile modulus (ISO527): 2200 N/mm²
Electrical properties:
  • Dielectric strength (IEC243): 200 kV/mm
Thermal properties:
  • Long-term service temperature (UL746B): 160 °C
  • Flammability (UL94): 2/75 VTM/µ
  • Thermal expansion coefficient x 10³, T<Tg: 0,054 1/°K
  • Thermal conductivity x 10² (DIN52612): 26 W/mK

Typical applications

  • steam sterilisable packaging
  • microwave applications
  • electronic packaging
  • diaphragms
  • seals