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Chemical Compatibility: NR (Natural Rubber)
Dow Corning -220 to Dow Corning -704
Chemical compatibility ratings for elastomers and engineering materials exposed to various chemicals — resistance grades from A (excellent) to D (not recommended), plus X (insufficient data)
| material | chemical | parker compound code | rating | rating code |
|---|---|---|---|---|
| NR (Natural Rubber) | Dow Corning -220 | N0674-70 | X-Insufficient Data | X |
| NR (Natural Rubber) | Dow Corning -3 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -33 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -4 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -44 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -5 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -510 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -55 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -550 | E0540-80 | A-Excellent | A |
| NR (Natural Rubber) | Dow Corning -704 | E0540-80 | A-Excellent | A |
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