| About |
|---|
| It is a low density polyethylene compound intended for the insulation of radio frequency coaxial cables. LE1120 is designed to give the lowest possible cable attenuation by the selection of electrical clean feedstock and contains no additives. Applications LE1120 is designed to use as physically foamed insulation for: Radio frequency coaxial cables (50 Ohm) Specifications LE1120 meets the following material classification: ISO 1872-PE, KGN, 23-D045 ASTM D 1248 Type I, Class A, Category 3, Grade E1, E2, E3 The following cable material standards are met by LE1120: EN 50290-2-23 Cables manufactured with LE1120 using sound extrusion practice normally comply with the following cable product standards: IEC 61196 EN 50117 Special Features LE1120 consists of specially selected components to offer: Low attenuation at high frequency Expansion degree above 80 %&& |
| Product Description | |
|---|---|
| Supplier | Borealis AG |
| Generic | LDPE |
| Material Status | Commercial: Active |
| Features | Low density |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.924 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 5.0 | g/10min | ISO 1133 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shore D, 1 second | 45 | ISO 868 | |
| tensile strength | 12.2 | MPa | ISO 527-2/50 |
| Tensile strain | |||
| fracture | 500 | % | ISO 527-2/50 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | |||
| 1 MHz | 2.28 | IEC 60250 | |
| 1.9 GHz | 2.28 | Internal Method | |
| Dissipation factor | |||
| 1 MHz | 4.0E-5 | IEC 60250 | |
| 1.9 GHz | 1.5E-4 | Internal Method |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Barrel 1 zone temperature | 160 | °C | |
| Barrel 2 zone temperature | 190 | °C | |
| Barrel 3 zone temperature | 185 | °C | |
| Barrel 4 zone temperature | 145 | °C | |
| Barrel 5 zone temperature | 135 | °C | |
| Connector temperature | 135 to 140 | °C | |
| Nozzle temperature | 220 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Procedure A |
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