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Item | Unit | CH-100 | CH-420 | CH-450 | CH-600 | CH-700 | CH-800 | Test method |
|---|---|---|---|---|---|---|---|---|
Shore hardness | Shore A | ≤62 | ≤56 | ≤56 | ≤60 | ≤60 | ≤50 | GB/T531 |
Mooney viscosity | ML121℃1+4 | 55±5 | 75±5 | 80±5 | 47±5 | 65±5 | 56±5 | GB/T1232 |
Tensile strength | MPa | ≥8.0 | ≥8.0 | ≥10.0 | ≥6 | ≥8.0 | ≥3.0 | GB/T528 |
Elongation at break | % | ≥650 | ≥400 | ≥700 | ≥500 | ≥600 | ≥700 | GB/T528 |
Performance | - | Good low-temperature resistance, low Mooney viscosity and outstanding processing property, special for hydraulic hose | Excellent oil-resistance, good processing property | Good oil-resistance, high-temperature resistance, and processing property | Extremely good low-temperature resistance, low Mooney viscosity and outstanding processing property, special for hydraulic hose | Extremely good low-temperature resistance, low Mooney viscosity and outstanding processing property, special for high-hardness rubber roller | Extremely good low-temperature resistance, low Mooney viscosity and outstanding processing property, special for conveyor belt |
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