| About |
|---|
| HFDB-4201 is a long-life, unfilled, crosslinkable, low density, polyethylene insulation compound designed for medium and high voltage (5 kV and higher) power cable insulation applications. It has a very low level of contamination and bears the designation Extra Clean (EC). HFDB-4201 EC has been designed to have an extremely low level of additive bloom for a long storage life, low dusting, and an enhanced degree of scorch retardance for fine mesh filtering and long production run lengths during cable manufacture. Specifications HFDB-4201 EC is designed for use in power distribution and sub-transmission cables. Cables insulated with HFDB-4201 EC, using sound commercial fabrication manufacturing practice, would be expected to meet the latest editions of the following specifications and regulations: ANSI/ICEA: S-94-649, S-97-682, S-93-639 / NEMA WC74 AEIC: CS8 RUS: 50-70 (U-I) CEA: WCWG-01, WCWG-02 UL 1072 IEC: 60502, 60840 CENELEC: HD 620 S1/A3, HD 632 S2, HD 629 S1 DIN VDE: 0207, DIN VDE 0276-620 BSI BS: 6622 GB/T 12706&& |
| Product Description | |
|---|---|
| Supplier | DOW |
| Generic | LDPE |
| Material Status | Commercial: Active |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.920 | g/cm³ | ASTM D792 |
| The degree of cross combination (Extractables) | < 20 | % | ASTM D2765A |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | 20.7 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 530 | % | ASTM D638 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| High temperature creep | |||
| 200℃ | < 100 | % | ICEA T-28-562 |
| thermosetting | |||
| 200℃ | < 10 | % | ICEA T-28-562 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | |||
| 23℃ | > 1.0E+15 | ohms·cm | ASTM D257 |
| Dielectric strength | ASTM D149 | ||
| 3.18 mm | 26 | kV/mm | ASTM D149 |
| 3.18 mm | 23 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 60 Hz | 2.30 | ASTM D150 | |
| Dissipation factor | |||
| 60 Hz | 3.0E-4 | ASTM D150 |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Method A (Short-Time) |
| 3. Method B (Step-by-Step) |
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