1)electrical contact for circuit break, relay, contactor 2)high voltage, 3) high quality and competitive price. Detailed Product DescriptionContact material: Contact bridge: T2 copper with silver plated .Contact tips: AgCdOAgNi10, AgSnO2, AgW50, AgCW12C3, AgNi30, AgC3, and their copper compound and so on.Applications: 1) Electronics, communication, automotive industry, household appliances, ...