| About |
|---|
| EFRHATAN 85 : is the trade-mark of our modified polyurethane. EFRHATAN 85 : TPU polyester base; it is suitable for technical sheathing.&& |
| Product Description | |
|---|---|
| Generic | PUR-酯 |
| Material Status | Commercial: Active |
| Availabilitys | Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.19 | g/cm³ | ISO 1183 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tear strength | 82 | kN/m | DIN 53515 |
| Aging performance | Nominal value | Unit | Test method |
|---|---|---|---|
| The rate of change in tensile strength in air | |||
| 120℃，168 hr | < 70 | % | UL 1581 |
| Changes in tensile stress during fracture in air | |||
| The rate of change in tensile strength | |||
| Changes in tensile stress during fracture | |||
| 121 ℃, 18 hr, in ASTM # 2 oil | < 70 | % | UL 1581 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Exercise Temperature | 90 | ℃ | |
| Low temperature flexibility | -30 | ℃ | ISO 458 |
| thermal stability | > 1 | hr | ISO R 182 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Extreme oxygen index | 23 | % | ISO 4589-2 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s A | 82 | ISO 868 | |
| tensile strength | |||
| yield | 52.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | 610 | % | ISO 527-2 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 90 | °C | |
| Drying time | 3.0 to 6.0 | hr | |
| Barrel 1 zone temperature | 170 | °C | |
| Barrel 2 zone temperature | 180 | °C | |
| Barrel 3 zone temperature | 190 | °C | |
| Barrel 4 zone temperature | 210 | °C | |
| Head temperature | 200 | °C | |
| Nozzle temperature | 190 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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