The preparation method and arc erosion characteristics of the AgNi and AgSnO2 contacts materials which was fabricated by high-energy ball milling, hot pressing and sintering were studed.

• 与常规商用触头相比,纳米复合触头有分散电弧作用,表面没有明显的熔池和液体喷溅,呈现出较好的耐电弧侵蚀特性。