Compatibility Rating
At 20°C
Excellent
Excellent resistance - recommended for continuous use
At 50°C
Excellent
Excellent resistance - recommended for continuous use
Why is PTFE resistant to Acetone?
PTFE shows excellent resistance to Acetone due to the extremely strong carbon-fluorine bonds making it virtually inert to almost all chemicals.
⚠️ When NOT to use PTFE
Avoid using PTFE (Teflon) with molten alkali metals, fluorine gas at high temperatures, and certain fluorinated compounds. It is the most chemically resistant plastic available.
Comparison Table — All Materials for Acetone
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | A |
| LDPE | C | C |
| PP | A | C |
| PTFE | A | A |
| PVDF | C | D |
| FEP | A | A |
| ECTFE/ETFE | B | C |
| EPDM | A | NR |
| Viton (FPM) | D | D |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | A | A |
| SS 304 | A | A |
| Aluminium | A | A |
| PVC Rigid | D | D |
| PVC Flexible | NR | NR |
| PMP | B | C |
| Polystyrene | D | D |
| SAN | D | D |
| Polycarbonate | D | D |
| PETG | D | D |
| Acetal (POM) | A | C |
| Nylon (PA) | A | NR |
| Polysulfone | D | D |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
FAQ
Is PTFE resistant to Acetone?
PTFE has Excellent (A) resistance to Acetone at 20°C.
Can I store Acetone in PTFE?
Yes, PTFE is rated A for Acetone.