Smooth Finished Button Contact is used for thermostat, switches and industrial relays. The Contact has silver, silver-nickel, silver-cadmium oxide welded properly on the second layer of easily weldable material like copper. The Contact has the feature that the contact layer can be either flat or slightly spherical but the surface of the welding layer is shaped to facilitate proper welding. The Smooth Finished Button Contact is manufactured using quality grade material that ensures good quality.