PRE-ELEC® PP18220 by Premix is an electrically conductive, flexible polypropylene (PP). It offers excellent carbon black dispersion, and a flexural modulus aligned with PP insulation. It exhibits good low temperature properties and is easy to extrude.
- It provides reliable performance, mechanical compatibility, and processing stability in demanding cable environments.
- It is recommended for use in MV and HV power cable applications as a semiconductive screen layer.
- PRE-ELEC® PP18220 is also suitable for advanced, recyclable cable systems, conductive screen, tubes and sheets.
- It has a shelf life of 3 years.
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PRE-ELEC® PP18220 properties
Electrical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Volume Resistivity | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Break | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Flexural Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Hardness, Shore D | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Notched | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Impact Strength, Unnotched | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Modulus | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index) | 0.0 Visible After Login | Visible After Login | Visible After Login |
PRE-ELEC® PP18220 Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Cylinder Temperature | Visible After Login | Visible After Login | |
| Die Temperature | Visible After Login | Visible After Login | |
| Drying | Visible After Login | Visible After Login | |
| Tool/Roll Temperature | Visible After Login | Visible After Login | |