| About |
|---|
| Borlink LE4201R is a crosslinkable natural polyethylene compound, specially designed for insulation of energy cables. Applications Borlink LE4201R is intended for insulation of XLPE power cables with rated voltages up to 72 kV. Specifications Borlink LE4201R meets the applicable requirements as below when processed using sound extrusion practices and testing procedures Cenelec HD 620 S1, Part 1, table 2A, DIX 3 to 14 ICEA S-108-720 IEC 60502-2 IEC 60840&& |
| Product Description | |
|---|---|
| Supplier | Borealis AG |
| Generic | PE |
| Material Status | Commercial: Active |
| Features | Crosslinked |
| Availabilitys | Africa & Middle East ,Asia Pacific,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.922 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 2.0 | g/10min | ISO 1133 |
| Moisture | < 200 | ppm | Karl Fisher |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | > 17.0 | MPa | ISO 527-2/250 |
| Tensile strain | |||
| fracture | > 450 | % | ISO 527-2/250 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| thermosetting | IEC 60811-507 | ||
| Elongation under load: 200 ℃ | 75 | % | IEC 60811-507 |
| Permanent deformation: 200 ℃ | 5.0 | % | IEC 60811-507 |
| Aging performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Change in Tensile Strain at Break in Air（135℃，168 hr） | < 20 | % | IEC 60811-401 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | 1.0E+16 | ohms·cm | IEC 60093 |
| Dielectric strength | > 22 | kV/mm | IEC 60243-1 |
| Dielectric constant | |||
| 50 Hz | 2.30 | IEC 60250 | |
| Dissipation factor | |||
| 50 Hz | 3.0E-4 | IEC 60250 |
| Supplementary information | Nominal value | Unit | Test method |
|---|---|---|---|
| Gottfert Elastograph | 0.59 to 0.74 | N·m | ISO 6502 |
| Methanol Wash | < 1000 | ppm | Internal Method |
| Coking time | |||
| t10 | > 48.0 | sec | ISO 6502 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 125 to 135 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.20 MPa |
| 3. 50 Hz |
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