| About |
|---|
| FR4837 is a chemically crosslinkable Non-halogen flame retardant Polyethylene compound for Primary Automotive and Appliance Wire. Applications FR4837 is intended for use as a 125° C rated primary insulation for crosslinked automotive wire. Specifications FR4837 in combination meets the applicable requirements as below when processed using sound extrusion and testing procedure: SAE J1128/J1127&& |
| Product Description | |
|---|---|
| Supplier | Borealis AG |
| Generic | PE |
| Material Status | Commercial: Active |
| Features | Crosslinked,Halogen free,Flame Characteristics |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.40 | g/cm³ | ASTM D792 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 16.0 | MPa | ASTM D412 |
| Tensile strain | |||
| Fracture, 165 ℃ | 220 | % | ASTM D412 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 50 | ASTM D2240 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | < -50.0 | ℃ | ASTM D746 |
| Aging performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Retention rate of tensile performance | |||
| After Ageing 240 h，165℃ | > 80 | % |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+16 | ohms·cm | ASTM D257 |
| Dielectric strength | > 22 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 23 ℃，60 Hz | 3.70 | ASTM D150 | |
| Dissipation factor | |||
| 23℃，60 Hz | 0.010 | ASTM D150 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Extreme oxygen index | 25 | % | ASTM D2863 |
| Flame Test | Pass | Multiple Standards |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 55 | °C | |
| Drying time | 2.0 to 8.0 | hr | |
| Barrel 1 zone temperature | 96 | °C | |
| Melt temperature | 120 to 125 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Compound, 23°C |
| 3. 20 AWG – 16 mil cable, ISO 6722/SAE J1128 |
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