| About |
|---|
| Extrusion- and injection molding grade; with special UV stabilizers; very good hydrolysis and microbial resistance; good low-temperature flexibility; free from plasticizers; high moisture vapor transmission rate; Application; breathable films; Films; Sports shoe soles; hard – soft systems&& |
| Product Description | |
|---|---|
| Supplier | Covestro |
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Hydrolysis stability,Antimicrobial properties,High Moisture Vapor Transmission,Low temperature toughness |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.06 | g/cm³ | ISO 1183-2 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 3 seconds | 70 | ISO 868 2 | |
| tensile strength | DIN 53504 | ||
| Fracture, 23 ℃ | 26.8 | MPa | DIN 53504 |
| 100% strain, 23 ℃ | 2.90 | MPa | DIN 53504 |
| 300% Strain, 73°F | 5.50 | MPa | DIN 53504 |
| Tensile strain | |||
| Fracture, 23 ℃ | 790 | % | DIN 53504 |
| Wear resistance | |||
| 23℃ | 69.0 | mm³ | ISO 4649-A |
| Tensile storage modulus | ISO 6721-1,-4 | ||
| -20℃ | 125 | MPa | ISO 6721-1,-4 |
| 20℃ | 11.0 | MPa | ISO 6721-1,-4 |
| 60℃ | 9.00 | MPa | ISO 6721-1,-4 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | |||
| 23℃ | 39 | kN/m | ISO 34-1 |
| Compression deformation | ISO 815 | ||
| 23℃，72 hr | 22 | % | ISO 815 |
| 70℃，24 hr | 49 | % | ISO 815 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact Resilience（23℃） | 63 | % | ISO 4662 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | < 80 | °C | |
| Processing (melt) temperature | 190 to 210 | °C | |
| Mold temperature | 20 to 40 | °C | |
| Drying temperature | < 80 | °C | |
| Melt temperature | 175 to 210 | °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. Method A |
| 5. 20 in/min |
| 6. Method C |
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