Thermoplastic comparison
PPS (polyphenylene sulfide) vs UHMW-PE (ultra-high-molecular-weight polyethylene)
Every value below is a typical room-temperature figure with its source, test method and conditions — the same dataset that drives the calculators.
PPS (polyphenylene sulfide) in fullUHMW-PE (ultra-high-molecular-weight polyethylene) in full← All materials
| Property | PPS (polyphenylene sulfide) | UHMW-PE (ultra-high-molecular-weight polyethylene) | Difference |
|---|---|---|---|
| Density | 1.35 g/cm³ | 0.94 g/cm³ | PPS (polyphenylene sulfide) — 44% higher |
| Young's modulus E | 3.8 GPa | 0.8 GPa | PPS (polyphenylene sulfide) — 4.7× higher |
| Tensile strength | 80 MPa | 49 MPa | PPS (polyphenylene sulfide) — 63% higher |
| Glass transition Tg | 90 °C | -120 °C | PPS (polyphenylene sulfide) — 210 °C higher |
| Melting point Tm | 280 °C | 130 °C | PPS (polyphenylene sulfide) — 150 °C higher |
Where these numbers come from
- CAMPUS plastics database — typical grade datasheet values (campusplastics.com)
- MakeItFrom.com materials database — typical grade values
- Callister & Rethwisch, Materials Science and Engineering, 10th ed.
Typical room-temperature values for learning and preliminary design; grades vary widely and a supplier datasheet always overrides a textbook figure. Confirm against the datasheet before design work.