The expanilon connectors consist out of copper foils with a thickness of 0.10 mm or 0.0./0.05/0.20/0.30/0.40/0.50 on request.The contact areas are manufactured in a press-welded design. The press-welding procedure is a special resistance welding process,which enables a welding of packages of copper foils wth different strength in a defined area together.By working with this procedure it is not necessary to use any form of welding additives http://www.jingug.com |