MDI Polyurethane Semi-Finished Material For Seals Dampers HPU93R
HPU93R is a high-quality MDI-based polyurethane semi-finished material for turning and machining of high-performance seals, gaskets and vibration dampers. It is made with the most advanced material technology, excellent low temperature resistance, high resilience, good hydrolysis resistance and low heat build-up, greatly enhancing the service life and reliability of the product. We supply HPU tubes with a wide range of diameters with low MOQ required.

Material Data
| Property | Unit | Standard | General Value |
| Hardness | Shore D | GB/T 531.1 | 93(+-5) |
| Tensile Strength(min.) | MPa | GB/T 528 | 35 |
| Elongation at break(min.) | % | GB/T 528 | 350 |
|
Compression set 70℃*22h |
% | GB/T 7759 | 45 |
|
Tear Strength |
KN/m | GB/T 529 | 90 |
| Temp. Range | -35℃ / +80℃ | ||
| Working Media | Lubricating oil, hydraulic oil, etc. | ||