Contact material for vacuum interrupter

摘要

PCT No. PCT/JP84/00440 Sec. 371 Date Dec. 16, 1985 Sec. 102(e) Date Dec. 16, 1985 PCT Filed Sep. 11, 1984 PCT Pub. No. WO85/03802 PCT Pub. Date Aug. 29, 1985.The invention relates to contact material for vacuum interrupter, and in order to be splendid in the breakdown voltage ability and increase the interrupting ability, a contact material is constituted by containing copper and chromium, and moreover adding one component selected from silicon, titanium, zirconium and aluminum as another component, and is used in a vacuum interrupter.