| About |
|---|
| injection molding grade; with release agent; excellent abrasion resistance; good wear resistance; very short cycle times; Application; Heel patches; Rollers; Boot shells; Injection molded engineering parts&& |
| Product Description | |
|---|---|
| Supplier | Covestro |
| Generic | TPU-酯 |
| Material Status | Commercial: Active |
| Features | Quick molding cycle,Good stripping performance,Good wear resistance |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | |||
| 23℃ | 1.23 | g/cm³ | ISO 1183 |
| — | 1.23 | g/cm³ | ISO 1183 2 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | |||
| 23℃ | 160 | kN/m | ISO 34-1 |
| Compression deformation | |||
| 23℃，72 hr | 24 | % | |
| 70℃，24 hr | 42 | % | |
| 70℃，24 hr | 24 | % | |
| Resilience | 35 | % | ISO 4662 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 1 second, 23 ℃ | 97 | ISO 7619 | |
| Shore D, 1 second, 23 ℃ | 59 | ISO 7619 | |
| Shore A, 3 seconds | 97 | ISO 868 2 | |
| Shore D, 15 seconds | 59 | ISO 868 2 | |
| tensile strength | |||
| Fracture, 23 ℃ | 50.0 | MPa | |
| 100% strain, 23 ℃ | 21.0 | MPa | |
| 300% 应变, 23°C | 42.0 | MPa | |
| Tensile strain | |||
| Fracture, 23 ℃ | 400 | % | DIN 53504 |
| Bending modulus | |||
| 23℃ | 180 | MPa | ISO 178 |
| Tensile storage modulus | |||
| -20℃ | 2.44 | GPa | |
| 20℃ | 0.586 | GPa | |
| 60℃ | 0.181 | GPa | |
| 18.0 | mm³ | ISO 4649 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | < 110 | °C | |
| Processing (melt) temperature | 220 to 240 | °C | |
| Mold temperature | 20 to 40 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Tested in accordance with ISO 10350. 23°C/50%r.h. unless otherwise noted. |
| 3. 7.9 in/min |
| 4. 0.079 in/min |
| 5. Method A |
| 6. 20 in/min |
| 7. Method C |
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