... ,thermostat 4,ISO9001,SGS Contact type: rivet/button. According to customers engineer drawing Face material: Solid or bimetal Ag ... In addition, existence of cadmium oxide will improve the welding resistance of the contactor. Its typical applications include low voltage ... In2O3 is higher and it is more difficult to processing these two materialsUsage:Breaker,relay,contactor,timer,thermostat,train, ...