Compatibility Rating
At 20°C
Excellent
Excellent resistance - recommended for continuous use
At 50°C
Excellent
Excellent resistance - recommended for continuous use
Why is Viton (FPM) resistant to Potassium Permanganate?
Viton (FPM) shows excellent resistance to Potassium Permanganate due to its fluorinated rubber structure providing exceptional resistance to oils, fuels, and many chemicals.
⚠️ When NOT to use Viton (FPM)
Avoid using Viton Fluoroelastomer with ketones, esters, amines, and hot water/steam. Excellent for fuel and oil applications.
Comparison Table — All Materials for Potassium Permanganate
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | C |
| LDPE | A | A |
| PP | A | A |
| PTFE | A | A |
| PVDF | A | A |
| FEP | A | A |
| ECTFE/ETFE | A | A |
| EPDM | A | NR |
| Viton (FPM) | A | A |
| NBR | D | D |
| Silicone | NR | NR |
| SS 316 | A | A |
| SS 304 | A | A |
| Aluminium | A | A |
| PVC Rigid | A | C |
| PVC Flexible | NR | NR |
| PMP | A | A |
| Polystyrene | A | C |
| SAN | A | C |
| Polycarbonate | A | NR |
| PETG | B | B |
| Acetal (POM) | A | A |
| Nylon (PA) | D | D |
| Polysulfone | NR | NR |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Good resistance at both 20°C and 50°C. Maximum service temperature for this material is 200°C — above this, degradation risk increases significantly.
🔄 Better Alternative?
Consider: PTFE for chemical universality. View all materials for Potassium Permanganate →
FAQ
Is Viton (FPM) resistant to Potassium Permanganate?
Viton (FPM) has Excellent (A) resistance to Potassium Permanganate at 20°C.
Can I store Potassium Permanganate in Viton (FPM)?
Yes, Viton (FPM) is rated A for Potassium Permanganate.