| About |
|---|
| Type: Estane® 58881 TPU is an 80A Polyether-Type Thermoplastic Polyurethane. Features: Excellent low temperature flexibility, and superior abrasion and cut resistance Uses: Extrusion – Wire and cable, Hose and tube & General purpose&& |
| Product Description | |
|---|---|
| Supplier | Lubrizol Advanced Materials |
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | noise reduction,Good wear resistance |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.13 | g/cm³ | ASTM D792 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| Fracture, 0.762 mm | 23.4 | MPa | ASTM D412 |
| 100% strain, 0.762 mm | 4.80 | MPa | ASTM D412 |
| 300% strain, 0.762 mm | 6.80 | MPa | ASTM D412 |
| Tensile strain | |||
| Fracture, 0.762 mm | 710 | % | ASTM D412 |
| tear strength | |||
| 0.762 mm | 54.9 | kN/m | ASTM D624 |
| cracking | 18 | kN/m | ASTM D470 |
| Compression deformation | ASTM D395 | ||
| 23℃，22 hr | 18 | % | ASTM D395 |
| 70℃，22 hr | 61 | % | ASTM D395 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Glass transition temperature | -52.0 | ℃ | DSC |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore A, 5 seconds | 77 to 83 | ASTM D2240 | |
| Bending modulus | |||
| 23℃ | 17.1 | MPa | ASTM D790 |
| Taber abraser | |||
| 1000 cycles, 1000 g, CS-17 wheels | 3.00 | mg | ASTM D3389 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 104 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel 1 zone temperature | 177 | °C | |
| Barrel 2 zone temperature | 182 | °C | |
| Barrel 3 zone temperature | 188 | °C | |
| Barrel 4 zone temperature | 191 | °C | |
| Connector temperature | 191 | °C | |
| Nozzle temperature | 185 to 191 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C |
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