Medium Voltage:
- Polyethylene (PE)
- Cross linked polyethylene (XLPE)
- Tree retardant cross linked polyethylene (TR-XLPE)
- Ethylene-Propylene Elastomers (EPR)
- PILC
High Voltage:
- Cross linked polyethylene (XLPE)
- Paper/Oil
- Paper/Polypropylene
- SF6 gas
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