Compatibility Rating
At 20°C (68°F)
Poor
Not recommended - significant degradation expected
At 50°C (122°F)
Poor
Not recommended - significant degradation expected
Why is NBR rated this way to Methyl Isobutyl Ketone Mibk?
NBR is not recommended for use with Methyl Isobutyl Ketone Mibk. Significant degradation or failure is expected.
⚠️ When NOT to use NBR
Avoid using Nitrile Rubber (Buna-N) with strong oxidizers, ketones, chlorinated solvents, and ozone. Not suitable for polar solvents.
Comparison Table — All Materials for Methyl Isobutyl Ketone Mibk
| Material | 20°C | 50°C |
|---|---|---|
| HDPE | A | B |
| LDPE | B | C |
| PP | B | D |
| PTFE | A | A |
| PVDF | C | C |
| FEP | A | A |
| ECTFE/ETFE | B | C |
| EPDM | D | D |
| 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 | D | D |
| PMP | C | C |
| Polystyrene | D | D |
| SAN | D | D |
| Polycarbonate | D | D |
| PETG | D | D |
| Acetal (POM) | B | B |
| Nylon (PA) | A | NR |
| Polysulfone | D | D |
A=Excellent · B=Good · C=Fair · D=Poor · NR=No Data
🌡️ Temperature Note
Maximum service temperature for this material is 100°C. Always verify compatibility at your specific operating conditions.
🔄 Better Alternative?
Consider: Viton for wider chemical range. View all materials for Methyl Isobutyl Ketone Mibk →
FAQ
Is NBR resistant to Methyl Isobutyl Ketone (MIBK)?
NBR has Poor (D) resistance to Methyl Isobutyl Ketone (MIBK) at 20°C. Not recommended - significant degradation expected.