AC corona aging behavior and performance comparison of HTV silicone rubber, cycloaliphatic epoxy resin, and glass fiber-reinforced epoxy used in composite insulators.

RSC Adv · 2025 · PMC12410429 · PMID 40917614

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a decreasing trendno p-value reported

Overall, all materials exhibited a decreasing trend in contact angle with prolonged aging, indicating a continuous deterioration of surface hydrophobicity under corona stress.

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