| About |
|---|
| HDPE XRT 70 is a high performance hexene-based compound primarily intended for hot & cold water pipe as well as demanding industrial pipe applications. HDPE XRT 70 key characteriztics are: a PE-RT Type II classification a superior resistance to slow crack growth coupled with a MRS of 10 MPa, ensuring safe and durable pipe systems operation a broad bimodal molecular weight distribution offering outstanding processind properties from small bore pipes to large diameter pipes extrusion, for both mono- and multilayer applications an optimised formulation of additives providing excellent long-term stability in service at elevated temperatures.&& |
| Product Description | |
|---|---|
| Supplier | TOTAL |
| Generic | HDPE |
| Material Status | Commercial: Active |
| Features | Good tear strength,High density,Bimodal molecular weight distribution,Hexene copolymers |
| Availabilitys | Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.947 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 190℃，5.0kg | 0.70 | g/10min | ISO 1133 |
| Full incision creep test | |||
| 80℃ | > 2.7 | month | ISO 16770 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 850 | MPa | ISO 527-2 |
| tensile strength | |||
| yield | 23.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| fracture | > 350 | % | ISO 527-2 |
| Bending modulus | |||
| 1% secant | 750 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Unnotch Impact strength | |||
| 0℃ | 20 | kJ/m² | ISO 179 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Linear coefficient of thermal expansion | |||
| MD：40℃ | 1.7E-4 | 1/℃ | |
| Thermal conductivity coefficient | |||
| 60℃ | 0.35 | W/m/K | |
| Oxygen sensing time | |||
| 210℃ | > 40 | min | ISO 11357-6 |
| Process Conditions | |||
|---|---|---|---|
| Extrusion | Nominal value | Unit | Test method |
| Melt temperature | 190 to 230 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Arkopal, 4 MPa |
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