| About |
|---|
| Petrothene HR92953 is a medium density polyethylene-based resin selected by customers for use as jacketing for communications cable, including CATV and FOC. HR92953 has a nominal carbon black content of 2.6% and antioxidant has been added to ensure thermal stability during processing. Petrothene HR92953 meets the requirements of the following: ASTM D 1248, Type II, Class C, Category 4, Grades E10 and J5; Federal LP390C, Type III, Class M, Category 4, Grade 3.&& |
| Product Description | |
|---|---|
| Supplier | LyondellBasell |
| Generic | MDPE |
| Material Status | Commercial: Active |
| Features | Inoxidizability |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.945 | g/cm³ | ASTM D1505 |
| Melt Flow Rate | |||
| 190℃，2.16kg | 0.65 | g/10min | ASTM D1238 |
| ESCR(Environmental Stress Cracking Resistance) | |||
| 10% non-ionic detergent | > 1000 | hr | ASTM D1693 |
| Absorption Coefficient | 450 | ASTM D3349 | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | |||
| Shaw’s D | 60 | ASTM D2240 | |
| tensile strength | |||
| fracture | 27.6 | MPa | ASTM D638 |
| yield | 16.5 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 880 | % | ASTM D638 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Embrittlement temperature | < -76.0 | ℃ | ASTM D746 |
| Linear coefficient of thermal expansion | |||
| MD：23℃ | 1.8E-4 | 1/℃ | ASTM D696 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric strength | 22 | kV/mm | ASTM D149 |
| Dielectric constant | |||
| 1 MHz | 2.55 | ASTM D1531 | |
| Dissipation factor | |||
| 1 MHz | 5.0E-4 | ASTM D1531 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Barrel 1 zone temperature | 154 to 163 | °C | |
| Barrel 2 zone temperature | 177 to 193 | °C | |
| Barrel 3 zone temperature | 193 to 210 | °C | |
| Barrel 4 zone temperature | 204 to 218 | °C | |
| Connector temperature | 204 to 218 | °C | |
| Nozzle temperature | 204 to 218 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 23°C |
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