| About |
|---|
| Elastollan® WY1157 exhibits excellent toughness, high and low temperature properties, hydrolytic stability and burst pressures for hose and tube applications. Elastollan® WY1157 is supplied uncolored in pellet form.&& |
| Product Description | |
|---|---|
| Supplier | BASF |
| Generic | TPU-醚 |
| Material Status | Commercial: Active |
| Features | Good flexibility,Hydrolysis stability,Antifreeze,High Heat Resistance |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.15 | g/cm³ | ASTM D792 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| 100% strain | 22.8 | MPa | ASTM D412 |
| 300% strain | 28.3 | MPa | ASTM D412 |
| tensile strength | 34.5 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 440 | % | ASTM D412 |
| tear strength | 161 | kN/m | ASTM D624 |
| Compression deformation | ASTM D395B | ||
| 23℃，22 hr | 20 | % | ASTM D395B |
| 70℃，22 hr | 55 | % | ASTM D395B |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Glass transition temperature | -33.0 | ℃ | Internal Method |
| Vicat Softening Temp | 135 | ℃ | ASTM D1525 |
| Softening temperature | |||
| DMA | 107 | ℃ | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 54 | ASTM D2240 | |
| Tensile modulus | |||
| injection molding | 124 | MPa | ASTM D412 |
| Bending modulus | |||
| injection molding | 152 | MPa | ASTM D790 |
| Taber abraser | 150 | mg | ASTM D1044 |
| Abrasion（DIN） | 80 | mm³ | DIN 53516 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 110 to 120 | °C | |
| Drying time | 2.0 to 3.0 | hr | |
| Recommended maximum moisture content | 0.030 | % | |
| Barrel rear temperature | 210 to 230 | °C | |
| Barrel middle temperature | 210 to 230 | °C | |
| Barrel front temperature | 210 to 230 | °C | |
| Nozzle temperature | 220 to 240 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C |
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