... relay, breaker, thermostat, mid/low voltage switch silver rivet A: Face material: Solid or bimetal Ag,AgNi,AgCdO,AgSnO2,AgSnO2InO3,AgZnO,Base ... 1.0mm-10.0mm, According to customers drawing or sampleC: silver thickness: 0.15mm-solidD: Normal: 0.6-4.0mm ... requirementCertificate: SGS, ISO9001-2000Silver rivet and Ag/Cu bimetal rivet:Pure silver has a high level of electrical and thermal conductivity ...