... , AgSnOInO, etc 5Type: Solid rivet, Bimetal rivet, Button rivet, Tri-metal rivet, etc. Characteristic: 1. Silver rivet and Ag/Cu bimetal ... rivet: Pure silver has a high level of electrical and thermal conductivity, good plasticity and arc ... more than 200 sets for making Contact Rivet include Tri-metal rivet machine from Germany, Bi-compounded rivet machine, Colored Microscope ...