| About |
|---|
| Description LUTENE® XL9090NT is a standard version having an enhanced cross-linking property for medium voltage power cable insulation and having an enhanced degree of scorch retardance. It has been designed to have a low level of additive sweat-out while maintaining the polyethylene’s excellent electrical properties. Applications Rapid cure insulation compound for MV power cables with rated voltage up to 36kV. Specification LUTENE® XL9090NT meets the property requirement of the following material specifications. ICEA S-94-649 AEIC CS8 KSC 3611 IEC 60502&& |
| Product Description | |
|---|---|
| Supplier | LG Chemical |
| Generic | XLPE |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good surface appearance,Crosslinked |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.920 | g/cm³ | ASTM D1505 |
| The degree of cross combination | > 80 | % | ASTM D2765A |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | > 19.7 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | > 500 | % | ASTM D638 |
| Aging performance | Nominal value | Unit | Test method |
|---|---|---|---|
| The rate of change in tensile strength | |||
| 135℃，168 hr | < 10 | % | ASTM D471 |
| Change rate of ultimate elongation | |||
| 135℃，168 hr | < 10 | % | ASTM D471 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| thermosetting | |||
| Elongation under load: 200 ℃ | < 180 | % | |
| Permanent deformation: 200 ℃ | < 15 | % |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | |||
| 23℃ | > 1.0E+16 | ohms·cm | ASTM D257 |
| Dielectric strength | > 22 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 MHz | 2.30 | ASTM D150 | |
| Dissipation factor | |||
| 1 MHz | 3.0E-4 | ASTM D150 |
| 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. 23°C |
| 3. 9.8 in/min |
| 4. 0.2 MPa |
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