Polysulfone (PSU)

An amorphous high-temperature engineering thermoplastic; transparent, hydrolysis- and steam-sterilisation-resistant — medical devices, membranes and hot-water fittings.

← All materials
PropertyValueSourceMethodConditionsNote
Density1.24 g/cm³CAMPUS plastics database — typical grade datasheet values (campusplastics.com)ISO 118323 °C, dry
Young's modulus E2.5 GPaCAMPUS plastics database — typical grade datasheet values (campusplastics.com)ISO 52723 °C, dry2.4–2.7 typical
Tensile strength70 MPaCAMPUS plastics database — typical grade datasheet values (campusplastics.com)ISO 52723 °C, dry
Glass transition Tg185 °CCAMPUS plastics database — typical grade datasheet values (campusplastics.com)DSC23 °C, dryamorphous; high continuous-use temperature
  • CAMPUS plastics database — typical grade datasheet values (campusplastics.com)

Typical room-temperature values for learning and preliminary design; grades vary. Always confirm against the supplier datasheet before design work. Data policy: docs/DATA-SOURCES.md in the repository.