Compatibility Rating
At 20°C
Excellent
Excellent resistance - recommended for continuous use
At 50°C
Fair
Limited resistance - short-term exposure only
Why is ECTFE/ETFE resistant to Fluorine?
ECTFE/ETFE shows excellent resistance to Fluorine due to its partially fluorinated structure offering broad chemical resistance at high temperatures.
⚠️ When NOT to use ECTFE/ETFE
Avoid using ECTFE/ETFE Fluoropolymer with very few chemicals — mainly hot amines and sodium above certain concentrations. Excellent up to 150°C.
Comparison Table — All Materials for Fluorine
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | D | D |
| LDPE | D | D |
| PP | D | D |
| PTFE | A | B |
| PVDF | D | D |
| FEP | A | B |
| ECTFE/ETFE | A | C |
| EPDM | D | D |
| Viton (FPM) | C | NR |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | D | D |
| SS 304 | D | D |
| Aluminium | D | D |
| PVC Rigid | A | B |
| PVC Flexible | NR | NR |
| PMP | C | D |
| Polystyrene | D | D |
| SAN | D | D |
| Polycarbonate | D | D |
| PETG | D | D |
| Acetal (POM) | D | D |
| Nylon (PA) | D | D |
| Polysulfone | D | D |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Performance degrades significantly at higher temperatures — rated Excellent at 20°C but only Fair at 50°C. For elevated temperatures, consider a more resistant material. Max service temp: 150°C.
🔄 Better Alternative?
Consider: PTFE for broader range. View all materials for Fluorine →
FAQ
Is ECTFE/ETFE resistant to Fluorine?
ECTFE/ETFE has Excellent (A) resistance to Fluorine at 20°C.
Can I store Fluorine in ECTFE/ETFE?
Yes, ECTFE/ETFE is rated A for Fluorine.