1.switch contact 2.Ag Ag/Cu FAg/Cu Agni/Cu ... AgSnO2/Cu etc 3.Usage: various relays,contactors,small switches and temp-controller Switch ... of rivet contact, and no copper exposed or visible.2. No stratification, burr, sripe,pit etc in ... ,0.8,1.00.3~0.41.2,1.51~2.04,69-123.00.8,1.0, ... .5,3.06.03.015,206.51.2,1.5,2.00.5~0.73.0,3.57. ... 0.02-0.08+0.10<10±2≥10±0.2R±2 switch silver contact