Shelf life recommendations in years
| Material | Typical
shelf life |
Possible
prolongation |
| TPU (standard) | 5 | 2 |
| ECOPUR, LUBRITHANE | 5 | 2 |
| H-ECOPUR, XH-ECOPUR | 10 | 2 |
| TPC | 5 | 2 |
| NBR | 6 | 3 |
| HNBR | 8 | 4 |
| FKM, FPM | 10 | 4 |
| EPDM | 8 | 4 |
| MVQ (silicone) | 10 | 5 |
| PTFE | 15 | 5 |
| PA, POM, PF | 8 | 4 |
| PEEK | 15 | 5 |
| UHMWPE | 10 | 5 |
