Construction
1 - Outer layer: black, PVC-P grade. Resistivity: <10(6) ?/m.
2 - Reinforcement: polyester high strenght.
3 - Inner layer: black, PVC-P grade.
1 - Outer layer: black PVC-P grade. Resistivity: <10(6) ?/m.
2 - 4 - Reinforcement: polyester high strenght.
3 - Intermediate layer: grey, PVC-P grade.
5 - Inner layer: black, soft PVC-P grade..