... , circuit Automobile, Relay, Contactor, Thermal Controller, Timer Electronics and Electrical Appliance and so on.specification itemhead diameter D mmhead thicknessT mmFace ... 0 6.5 1.21.52.0 0.501-20.703.0,3.520,253.5,4.07.08.0 main materialPlate ... means, such as a higher contacting force.AgSnO2 and and bimetal rivetAgSnO2 and AgSnO2In2O3 are the ideal environment-protecting materials for substituting ...