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ProductContact UsWith its reliable sealing product material performance and optimized product structure, the company successfully serves in metallurgy, machine tools, rubber machinery, oil and gas, food and pharmaceutical industries.
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IndustriesContact UsWith its reliable sealing product material performance and optimized product structure, the company successfully serves in metallurgy, machine tools, rubber machinery, oil and gas, food and pharmaceutical industries.
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Contact UsWith its reliable sealing product material performance and optimized product structure, the company successfully serves in metallurgy, machine tools, rubber machinery, oil and gas, food and pharmaceutical industries.
Polyurethane Material
Properties | Standard | Unit | PU | HPU | SPU | TPU | XHPU | XSPU |
Standard Color | – | Green | Red | Black | Blue | Dark Red | Black | |
Hardness① | DIN ISO 7619 | Shore A | 95±2 | 95±2 | 95±2 | 95±2 | 97±2 | 97±2 |
Hardness① | DIN ISO 7619 | Shore D | 48±3 | 48±3 | 48±3 | 48±3 | 57±3 | 58±3 |
Density | DIN ISO 1183-1 | g/cm³ | 1.2 | 1.2 | 1.23 | 1.17 | 1.22 | 1.23 |
100% Tensile Modulus | DIN 53504 | MPa | ≥12 | ≥ 13 | ≥17 | ≥12 | ≥22 | ≥22 |
Tensile Strength | DIN 53504 | MPa | ≥50 | ≥ 50 | ≥45 | ≥50 | ≥45 | ≥38 |
Elongation at Break | DIN 53504 | % | ≥430 | ≥ 330 | ≥380 | ≥450 | ≥350 | ≥300 |
Compression Set 70°C/24h 20% Compression |
DIN ISO 815 | % | ≤27 | ≤ 27 | ≤ 30 | ≤27 | ≤30 | ≤33 |
Compression Set 100°C/24h 20% Compression |
DIN ISO 815 | % | ≤33 | ≤ 33 | ≤ 35 | ≤33② | ≤35 | ≤39 |
Tear Strength | DIN ISO 34-1 | N/mm | 100 | 100 | 120 | 80 | 160 | 160 |
Abrasion Resistance | DIN ISO 4649 | mm³ | 18 | 17 | 21 | 15 | 20 | 29 |
Rebound Resilience | DIN 52512 | % | 43 | 29 | 45 | 50 | 44 | 40 |
Minimum Operating Temperature③ | °C | –30 | –20 | –20 | –50 | –20 | –20 | |
Glass Transition Temperature | °C | -60 | -60 | -60 | -60 | -60 | -60 | |
Maximum Operating Temperature③ | °C | +110 | +110 | +110 | +100 | +115 | +115 | |
Short-Term Maximum Operating Temperature③ | °C | +125 | +125 | +125 | +120 | +130 | +130 |
①Test time 3 seconds
②DIN ISO 815 -40℃/24h 20% compression
③Minimum and maximum operating temperatures are only material characteristics. Please consult our engineers for specific application conditions.
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