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Chemical Compatibility: HNBR (Hydrogenated Nitrile)
Houghto-Safe 5040 (Water/Oil emulsion) to Hydro-Drive MIH-10 (Petroleum Base)
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 | temp max C (degC) | temp max F (degF) | temp min C (degC) | temp min F (degF) |
|---|---|---|---|---|---|---|---|---|
| HNBR (Hydrogenated Nitrile) | Houghto-Safe 5040 (Water/Oil emulsion) | N0674-70 | A-Excellent | A | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Houghto-Safe 620 Water/Glycol | N0674-70 | A-Excellent | A | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydraulic Oil (Petroleum Base, Industrial) | N0674-70 | A-Excellent | A | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydraulic Oils (Synthetic Base) | V1164-75 | B-Good | B | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydrazine | E0540-80 | B-Good | B | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydrazine (Anhydrous) | E0540-80 | D-Not Recommended | D | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydrazine Dihydrochloride | E0540-80 | C-Fair | C | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydrazine Hydrate | E0540-80 | C-Fair | C | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydriodic Acid | V1164-75 | B-Good | B | 149 | 300 | -32 | -23 |
| HNBR (Hydrogenated Nitrile) | Hydro-Drive MIH-10 (Petroleum Base) | N0674-70 | A-Excellent | A | 149 | 300 | -32 | -23 |
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