PPSU (Polyphenylsulfone) is an amorphous thermoplastic material, with a continuous use temperature range of up to 300° F (149° C).
Benefits of PPSU
Impact resistant
Chemical resistant
Hydrolysis resistant
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Suppliers / Brands
Common Applications
Aerospace
Bearings and Bushings
Chemical Processing
Gaskets and Seals
Machine Shops
Medical Packaging
Sterilization Trays
Physical Properties
| Units | ASTM Test | PPSU | |
|---|---|---|---|
| Tensile strength @ break @ 73°F | psi | D638 | 10,000 – 10,300 |
| Flexural modulus @ 73°F | psi | D790 | 340,000 – 350,000 |
| Izod impact (notched) | ft-lbs/in of notch | D256 | 13 |
| Water absorption @ 73°F – 24 hours | % | D570 | 0.36 – 0.38 |
| Coefficient of linear thermal expansion (CLTE) | (in/in F) | D696 | 3.1E-5 to 4.0E-5 |
| Deflection Temperature Under Load @ 264 psi | °F | D648 | 404 – 408 |
* Technical Data is provided courtesy of UL Prospector (www.ulprospector.com) and IAPD (www.IAPD.org).
Data is to be considered representative and is provided for guidance only. All product performance must be verified by the user under actual application conditions.
