| About |
|---|
| injection molding grade; grease and oil-resistant; low compression set; good heat resistance; short cycle times; Application; Automotive engineering; Roller coating; Seals, membranes; Damping elements&& |
| Product Description | |
|---|---|
| Supplier | Covestro |
| Generic | TPU-酯 |
| Material Status | Commercial: Active |
| Features | Good Dimensional Stability,Quick molding cycle,High Heat Resistance,Grease 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 | 1.20 | g/cm³ | ISO 1183 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ISO 868 | ||
| Shore A, 23 ℃ | 86 | ISO 868 | |
| Shore D, 23 ℃ | 33 | ISO 868 | |
| tensile strength | DIN 53504 | ||
| Fracture, 23 ℃ | 41.8 | MPa | DIN 53504 |
| 10% strain, 23 ℃ | 1.60 | MPa | DIN 53504 |
| 50% strain, 23 ℃ | 4.50 | MPa | DIN 53504 |
| 100% strain, 23 ℃ | 5.80 | MPa | DIN 53504 |
| 300% Strain, 73°F | 14.4 | MPa | DIN 53504 |
| Tensile strain | |||
| Fracture, 23 ℃ | 540 | % | DIN 53504 |
| Wear resistance | |||
| 23℃ | 12.0 | mm³ | ISO 4649-A |
| Tensile storage modulus | ISO 6721-1,-4 | ||
| -20℃ | 183 | MPa | ISO 6721-1,-4 |
| 20℃ | 36.0 | MPa | ISO 6721-1,-4 |
| 60℃ | 24.0 | MPa | ISO 6721-1,-4 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | |||
| 23℃ | 84 | kN/m | ISO 34-1 |
| Compression deformation | ISO 815 | ||
| 23℃，72 hr | 13 | % | ISO 815 |
| 70℃，24 hr | 26 | % | ISO 815 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact Resilience（23℃） | 45 | % | ISO 4662 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | < 80 | °C | |
| Processing (melt) temperature | 230 to 240 | °C | |
| Mold temperature | 20 to 40 | °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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