| About |
|---|
| Texin RxT70A resin is an aromatic polyether-based thermoplastic polyurethane. It can be processed by injection molding or extrusion.&& |
| Product Description | |
|---|---|
| Supplier | Covestro |
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | High impact resistance,Hydrolysis stability,Elastic,High Moisture Vapor Transmission,Low temperature toughness,Radiation disinfection,Ethylene oxide disinfection,Heat sterilization |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.07 | g/cm³ | ASTM D792 |
| Density | 1.07 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 200℃，10.0kg | 32 | g/10min | ASTM D1238 |
| 200℃，10.0kg | 32 | g/10min | ISO 1133 |
| Shrinkage rate | ISO 2577 | ||
| TD：2.54 mm | 0.80 | % | ASTM D955 |
| MD：2.54 mm | 0.80 | % | ASTM D955 |
| TD：2.54 mm | 0.80 | % | ISO 2577 |
| MD：2.54 mm | 0.80 | % | ISO 2577 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 70 | ISO 868 | |
| Shaw’s A | 70 | ASTM D2240 | |
| Bending modulus | |||
| 23℃ | 14.5 | MPa | ASTM D790 |
| 23℃ | 14.5 | MPa | ISO 178 |
| Taber abraser | |||
| 1000 cycles, 1000 g, H-18 wheels | 7.00 | mg | ISO 4649 |
| 1000 cycles, 1000 g, H-18 wheels | 7.00 | mg | ASTM D1044 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 25.5 | MPa | ISO 37 |
| yield | 25.5 | MPa | ASTM D412 |
| 300% strain | 5.20 | MPa | ISO 37 |
| 300% strain | 5.20 | MPa | ASTM D412 |
| 100% strain | 3.40 | MPa | ASTM D412 |
| 100% strain | 3.40 | MPa | ISO 37 |
| Tensile strain | |||
| fracture | 770 | % | ISO 37 |
| fracture | 770 | % | ASTM D412 |
| tear strength | 60.5 | kN/m | ASTM D624 |
| tear strength | 61 | kN/m | ISO 34-1 |
| Compression deformation | ASTM D395B | ||
| 23℃，22 hr | 11 | % | ASTM D395B |
| 70℃，22 hr | 30 | % | ASTM D395B |
| Compression deformation | ISO 815 | ||
| 23℃，22 hr | 11 | % | ISO 815 |
| 70℃，22 hr | 30 | % | ISO 815 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | 75.0 | ℃ | ASTM D1525 4 |
| Vicat Softening Temp | 75.0 | ℃ | ISO 306/50 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Yellowness index | |||
| — | < 15 | YI | DIN 6167 |
| — | < 15 | YI | ASTM E313 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature – hot air dryer | 82 to 93 | °C | |
| Drying time – hot air dryer | 2.0 | hr | |
| Recommended maximum moisture content | < 0.030 | % | |
| Barrel rear temperature | 182 to 193 | °C | |
| Barrel middle temperature | 188 to 199 | °C | |
| Barrel front temperature | 188 to 199 | °C | |
| Nozzle temperature | 191 to 202 | °C | |
| Processing (melt) temperature | 188 to 199 | °C | |
| Mold temperature | 16 to 38 | °C | |
| Injection pressure | 41.4 to 103 | MPa | |
| Injection speed | Slow-Moderate | ||
| Back pressure | < 1.38 | MPa | |
| Screw speed | 40 to 80 | rpm | |
| Cushion | < 3.18 | mm | |
| Drying temperature | 82 to 93 | °C | |
| Drying time | 2.0 | hr | |
| Barrel 1 zone temperature | 182 to 199 | °C | |
| Barrel 2 zone temperature | 182 to 204 | °C | |
| Barrel 3 zone temperature | 182 to 204 | °C | |
| Melt temperature | 191 to 204 | °C | |
| Nozzle temperature | 188 to 204 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C |
| 3. Post-cured 16 hr at 230°F |
| 4. Rate A (50°C/h) |
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |