Rubber Material
| Properties | Standard | Unit | NBR | HNBR | FPM | EPDM | MVQ | Alfas |
| Standard Color | DIN ISO | – | Black | Black | Brown/Black | Black/White | White/Brown | Black |
| Hardness① | DIN ISO 48-4 | Shore A | 85±5 | 85 ±5 | 85 ±5 | 85 ±5 | 85 ±5 | 85±5 |
| Density | DIN ISO 1183-1 | g/cm³ | 1.32±0.02 | 1.24±0.02 | 2.33±0,03 | 1.22±0.03 | 1.42±0.03 | 1.68±0.03 |
| Tensile Strength | DIN 53504 | MPa | ≥16 | ≥ 18 | ≥7 | ≥11 | ≥6.5 | ≥7.2 |
| Elongation at Break | DIN 53504 | % | ≥130 | ≥ 180 | ≥190 | ≥110 | ≥130 | ≥220 |
| 100% Modulus | DIN 53504 | MPa | ≥11 | ≥ 9 | ≥4.8 | ≥8 | ≥4.5 | ≥4.2 |
| Compression Set 100°C/24h |
DIN ISO 815 | % | ≤15 | ≤ 22 | - | ≤16 | - | - |
| Compression Set 175°C/24h |
DIN ISO 815 | % | - | - | ≤20 | - | ≤20 | ≤24 |
| Rebound Resilience | DIN 52512 | % | 28 | 29 | 7 | 38 | 44 | 8 |
| Tear Strength | DIN ISO 34-1 | N/mm | 20 | 24 | 24 | 18 | 9 | 7.2 |
| Abrasion Resistance | DIN ISO 4649 | mm³ | 90 | 90 | 150 | 120 | 108 | 283 |
| Minimum Operating Temperature② | °C | –30 | –30 | –20 | –50 | –60 | –10 | |
| Maximum Operating Temperature② | °C | +100 | +150 | +200 | +150 | +200 | +220 | |
| Short-Term Maximum Operating Temperature② | °C | +125 | +160 | +220 | +160 | +220 | +260 |
①Test time 3 seconds
②Minimum and maximum operating temperatures are only material characteristics. Please consult our engineers for specific application conditions.
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