What are the causes of the aging of wires and cables? (3)

4.The chemical corrosion cable is directly buried in the area with acid-base effect, which often causes the cable armor, lead skin or outer protective layer to be corroded. Due to the long-term chemical corrosion or electrolytic corrosion of the protective layer, the protective layer will fail, the insulation will be reduced, and the cable fault will also be caused.

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