Chemical Compatibility
Air, 200 0 300°f vs 13 elastomers
Best choices for Air, 200 0 300°f: FKM, FFKM, VMQ, FVMQ, FEPM. Full ratings below, A is continuous-service suitable, D is not recommended.
Air, 200 0 300°f
FKM, FFKM, VMQBest choices
NR, SBRAvoid
| Elastomer | Rating | Meaning |
|---|---|---|
| NBR Nitrile (Buna-N) | C | Conditional, test first |
| HNBR Hydrogenated Nitrile | C | Conditional, test first |
| FKM Fluorocarbon (Viton) | A | Excellent, continuous service |
| FFKM Perfluoroelastomer | A | Excellent, continuous service |
| EPDM Ethylene Propylene | B | Good, minor effect |
| VMQ Silicone | A | Excellent, continuous service |
| FVMQ Fluorosilicone | A | Excellent, continuous service |
| CR Neoprene (Chloroprene) | B | Good, minor effect |
| NR Natural Rubber | D | Not recommended |
| SBR Styrene Butadiene | D | Not recommended |
| IIR Butyl | B | Good, minor effect |
| AU Polyurethane | C | Conditional, test first |
| FEPM Aflas (TFE/P) | A | Excellent, continuous service |
Room-temperature, neat chemical unless stated. Concentration and temperature shift ratings, validate with our lab.
Ratings are for the neat chemical at room temperature unless stated; concentration and temperature change everything. Validate with our lab before committing a compound. Search another chemical → More chemicals starting with A →
Sealing against Air, 200 0 300°f?
Tell us concentration, temperature and duty, we will recommend and sample the compound.