| About |
|---|
| PRE-ELEC® TP 11270 is a conductive thermoplastic compound based on PE-HD. The electrical conductivity is achieved by using special conductive carbon black. In addition to a low electrical resistivity. PRE-ELEC® TP 11270 has an excellent balance of mechanical properties and is easy injection mould or extrude. Typical applications include automotive fuel system parts; extruded fuel filler pipes and injection moulded fuel filler necks and heads.&& |
| Product Description | |
|---|---|
| Supplier | Premix Oy |
| Generic | HDPE |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Conductive,High density |
| Availabilitys | North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | |||
| — | 1.05 | g/cm³ | ASTM D792 |
| — | 1.03 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 190℃，21.6kg | 15 | g/10min | ASTM D1238，ISO 1133 |
| Shrinkage rate | |||
| MD | 2.5 to 3.5 | % | ASTM D955 |
| MD | 2.5 to 3.5 | % | ISO 294-4 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| -20℃ | 4.0 | kJ/m² | ISO 179 |
| -20℃ | 4.2 | kJ/m² | ASTM D256 |
| 23℃ | 12 | kJ/m² | ISO 179 |
| 23℃ | 13 | kJ/m² | ASTM D256 |
| Charpy Unnotch Impact strength | ISO 179 , ASTM D256 | ||
| -20℃ | 无断裂 | ISO 179 , ASTM D256 | |
| 23℃ | 无断裂 | ISO 179 , ASTM D256 | |
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -20℃，4mm | 4.20 | kJ/m² | ASTM D256 |
| 23℃，4mm | 12.6 | kJ/m² | ASTM D256 |
| Impact strength of cantilever beam notch | ISO 180 | ||
| -20℃ | 5.0 | kJ/m² | ISO 180 |
| 23℃ | 13 | kJ/m² | ISO 180 |
| Notched impact strength of cantilever beam | ASTM D256 | ||
| -20℃，4 mm | 无断裂 | ASTM D256 | |
| 23℃，4 mm | 无断裂 | ASTM D256 | |
| Notched impact strength of cantilever beam | ISO 180 | ||
| -20℃ | 无断裂 | ISO 180 | |
| 23℃ | 无断裂 | ISO 180 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 82.2 | ℃ | ASTM D648-B |
| 0.45 MPa, unannealed | 76.0 | ℃ | ISO 75-2/Bf |
| 1.8 MPa, unannealed | 47.8 | ℃ | ASTM D648-A |
| 1.8 MPa, unannealed | 45.0 | ℃ | ISO 75-2/Af |
| Vicat Softening Temp | |||
| — | 60.0 | ℃ | ASTM D1525 5 |
| A50 | 127 | ℃ | ASTM D1525，ISO 306 |
| B50 | 87.0 | ℃ | ISO 306 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | < 1.0E+5 | ohms | ESD STM11.11，IEC 61340-2-3 |
| Volume resistivity | < 1.0E+4 | ohms·cm | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ASTM D2240 , ISO 868 | ||
| Shaw’s A | 97 | ASTM D2240 , ISO 868 | |
| Shaw’s D | 70 | ASTM D2240 , ISO 868 | |
| tensile strength | |||
| MD, yield | 24.8 | MPa | ASTM D638 |
| TD, yield | 24.8 | MPa | ASTM D638 |
| MD, yield | 25.0 | MPa | ISO 527-2 |
| TD, yield | 25.0 | MPa | ISO 527-2 |
| MD | 46.2 | MPa | ASTM D638 |
| TD | 26.2 | MPa | ASTM D638 |
| 4 mm | 46.0 | MPa | ISO 527-2 |
| 4 mm | 27.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| Flow rate, yield | 26 | % | ASTM D638 , ISO 527-2 |
| TD, yield | 8.0 | % | ASTM D638 , ISO 527-2 |
| Flow rate, fracture | > 600 | % | ASTM D638 |
| TD, fracture | > 600 | % | ASTM D638 |
| Fracture, 4 mm | > 600 | % | ISO 527-2 |
| Fracture, 0.400 mm | > 600 | % | ISO 527-2 |
| Bending modulus | |||
| 4 mm | 1200 | MPa | ASTM D790 , ISO 178 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Drying temperature | 60 to 80 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Processing (melt) temperature | 230 to 280 | °C | |
| Mold temperature | 40 to 80 | °C | |
| Injection pressure | 60.0 to 80.0 | MPa | |
| Injection speed | 中等 | ||
| Drying temperature | 60 to 80 | °C | |
| Drying time | 2.0 to 4.0 | hr | |
| Barrel 1 zone temperature | 200 | °C | |
| Barrel 2 zone temperature | 210 | °C | |
| Barrel 3 zone temperature | 220 | °C | |
| Barrel 4 zone temperature | 220 | °C | |
| Barrel 5 zone temperature | 230 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Across Flow |
| 3. Flow |
| 4. 4 mm thickness |
| 5. Rate A (50°C/h), Loading 2 (50 N) |
| 6. Rate B (120°C/h), Loading 2 (50 N) |
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