... , circuit Automobile, Relay, Contactor, Thermal Controller, Timer Electronics and Electrical Appliance and so on.Specifications:1.Head diameter ... : Ag, CuAll dimensions are fully according to customers. Material:1. Face material: AgCu, AgCd, AgCdO, AgNi, AgZnO, AgSnO2, AgSnO2In2O3 ... .2. Base material: Ag,Cu.AgSnO2, AgSnO2In2O3 are the ideal enviroment-protecting ...