Sultron PSU

Sultron PSU is a high-performance polysulfone engineering plastic supplied in rod and sheet form by Dotmar. It provides reliable mechanical strength and thermal stability across a wide temperature range from -50°C to 150°C.

Sultron PSU
Sultron PSU

Specifications

The typical physical properties of Sultron PSU are summarised below.
Minimum Operating Temperature
-50°C
Maximum Operating Temperature
150°C
Food Grade
Yes
Drinking Water Approved
No
Tensile Strength (MPa)
88
Thermal Expansion (µm/m.K)
55
Coefficient of Friction
N/A
Chemical Resistance
Medium
Formats Available
Rod, Sheet

Sultron PSU is a grade of polysulfone thermoplastic recognised for its ability to maintain structural integrity under sustained heat and across a broad temperature spectrum.

With a continuous service temperature rating of 150°C, a tensile strength of 88 MPa and a low coefficient of linear thermal expansion, this material offers stable dimensions and dependable mechanical performance in demanding environments. Its medium chemical resistance further extends its use in contact with many industrial fluids.

Dotmar supplies Sultron PSU in rod and sheet formats, ready for precision machining and fabrication to suit your specific application requirements.

Key Features

  • Continuous service temperature up to 150°C
  • Low-temperature toughness down to -50°C
  • Tensile strength of 88 MPa
  • Low thermal expansion for dimensional stability
  • Medium chemical resistance to industrial fluids
  • Available in machinable rod and sheet formats

Sultron PSU is used in components that require sustained heat resistance and mechanical reliability, such as sterilisation trays, insulators, manifolds and fluid handling parts. It serves industries including medical, food processing, chemical processing and aerospace, where consistent performance under thermal cycling and exposure to cleaning agents is essential.