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At present, in the process of soldering the electrical and electronics industries have used solder (solder) with a mixture of lead and tin (sn-pb).Make the European Commission or EC (ec-european commission), which is governed by the policies and administration of the country in the European Union, or EU (eu-european union) has issued regulations, effective from July 1 c. .Prof.2006 set to lead, a substance prohibited by rohs and weee, the electrical and electronics industry is essential to the development of lead-free solder (lead-free solder).However, in the soldering process Solder not the only factor affecting the ability to solder. Also a metal surface (substrate) and Flux (flux) that results as well. It said that the metalWill result in the ability to solder metal parts and the strength of joints even more.
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