Thermoplastic
PPS (polyphenylene sulfide)
A semi-crystalline high-temperature thermoplastic; inherently flame-retardant, dimensionally stable and chemically near-inert — pumps, connectors and under-hood/EV parts, usually glass- or mineral-filled.
| Property | Value | Source | Method | Conditions | Note |
|---|---|---|---|---|---|
| Density | 1.35 g/cm³ | CAMPUS plastics database — typical grade datasheet values (campusplastics.com) | ISO 1183 | 23 °C, dry | unfilled; filled grades higher |
| Young's modulus E | 3.8 GPa | CAMPUS plastics database — typical grade datasheet values (campusplastics.com) | ISO 527 | 23 °C, dry | unfilled; ~13 GPa at 40% glass |
| Tensile strength | 80 MPa | CAMPUS plastics database — typical grade datasheet values (campusplastics.com) | ISO 527 | 23 °C, dry | unfilled |
| Glass transition Tg | 90 °C | CAMPUS plastics database — typical grade datasheet values (campusplastics.com) | DMA | 23 °C, dry | — |
| Melting point Tm | 280 °C | CAMPUS plastics database — typical grade datasheet values (campusplastics.com) | DSC | 23 °C, dry | — |
Compare with
PPS (polyphenylene sulfide) vs Polypropylene (PP)
PPS (polyphenylene sulfide) vs Polyamide 6 (PA6, Nylon 6)
PPS (polyphenylene sulfide) vs Polycarbonate (PC)
PPS (polyphenylene sulfide) vs PEEK
PPS (polyphenylene sulfide) vs Polyethylene, high-density (HDPE)
PPS (polyphenylene sulfide) vs PVC, rigid (uPVC)
Sources
- 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.