| About |
|---|
| Extrusion- and injection molding grade; suitable for extrusion blow molding; very large processing window; high melt stability; Beads; Application; Bellows; Hoses, non-reinforced; Profiles; Injection molded engineering parts&& |
| Product Description | |
|---|---|
| Supplier | Covestro |
| Generic | TPU-酯 |
| Material Status | Commercial: Active |
| Features | Higher melt stability |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.22 | g/cm³ | ISO 1183 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | |||
| 23℃ | 63 | kN/m | ISO 34-1 |
| Compression deformation | |||
| 23℃，72 hr | 19 | % | |
| 70℃，24 hr | 40 | % | |
| 70℃，24 hr | 29 | % | |
| Resilience | 44 | % | ISO 4662 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 1 second, 23 ℃ | 84 | ||
| Shore D, 1 second, 23 ℃ | 33 | ||
| tensile strength | |||
| Fracture, 23 ℃ | 45.0 | MPa | |
| 100% strain, 23 ℃ | 5.20 | MPa | |
| 300% 应变, 23°C | 9.00 | MPa | |
| Tensile strain | |||
| Fracture, 23 ℃ | 700 | % | DIN 53504 |
| Tensile storage modulus | |||
| -20℃ | 290 | MPa | |
| 20℃ | 31.0 | MPa | |
| 60℃ | 21.0 | MPa | |
| 30.0 | mm³ | ISO 4649 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | < 80 | °C | |
| Processing (melt) temperature | 220 to 240 | °C | |
| Mold temperature | 20 | °C | |
| Drying temperature | < 80 | °C | |
| Melt temperature | 200 to 220 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 7.9 in/min |
| 3. Method A |
| 4. 20 in/min |
| 5. Method C |
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