利用ASTM触头材料模拟试验机、高温质量损失、摄谱仪、 SEM和WDS等研究了钌对铂合金接点材料的抗熔焊性能的影响. 由于Ru易氧化生成比IrO2更稳定的RuO2, RuO2的分解比IrO2需要更多的分解热, 因此, 接点的温度升高受到限制. RuO2增加了金属熔化液的粘度, 减少了因电弧引起的接点腐蚀. 此外, 选择性的金属转移有利于提高Pt-10Ru-2Ir合金接点的抗熔焊性能.
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