Materials technology: HNBR [hydrogenated nitrile]
HNBR is a widely used high performance polymer with outstanding physical properties combined with good mechanical properties at elevated temperatures:
- excellent resistance to many chemically aggressive technical oils and aliphatic solvents .
At DP Seals we pride ourselves on being able to provide specialist advice in selecting and developing exactly the right blend of materials to meet a vast range of performance requirements. If you are unsure about what material might be best, call us on +44 (1202) 674671 or email our .
| Cost | ££££ |
| Hardness: Shore A (Hint) | 50 - 90 |
| Tensile Strength (1000psi) | 3.5+ |
| Tear Resistance | Fair |
| Impact Resistance | Good |
| Compression Set (Method B, %) | 5 - 20 |
| Electrical Resistance (Ω/cm2 | 2*1011 |
| Low Temperature (°C) | -20 |
| High Temperature (°C) | 150 |
| intermittent High (°C) | 165 |
| Ozone (protected) | Good |
| Weather and Sunlight | Good |
| Gas Permeation | Fair |
| Water | Fair |
| Acid/Base - Dilute | Good |
| Acid/Base Concentrated | Fair |
| Solvent - Aliphatic | Excellent |
| Solvent - Aromatic | Fair |
| Oils and Gasoline | Excellent |
| This information is only a guide to the more common materials, their primary characteristics and uses. The relationship between material, product performance and blend options is complex - talk to DP Seals. |
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