利用激光模拟中压开关设备闸门断开瞬间的电弧作用，对聚四氟乙烯、含5% CaF2聚四氟乙烯以及含15% CaF2聚四氟乙烯的烧蚀行为进行试验，并对烧蚀点进行质量损失评估、微观形貌和能谱分析，对烧蚀产物采用红外光谱测试，进而对四氟乙烯的分解机理以及CaF2填充物对其抗电弧烧蚀性能的影响进行研究。结果表明：CaF2填充聚四氟乙烯能提高其抗电弧辐照能力，含15% CaF2聚四氟乙烯比含5% CaF2聚四氟乙烯的改善效果更显著。
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