tin lead solder wire Sn-0.3Ag-0.7Cu, flux core ... rosin, excellent wettability, fluidity, flux-cored solder wire Spec: Lead free: Sn-0.7Cu,Sn-0.7Cu-Ni-Ce,Sn ... clean tin wire, which are manufactured by high-tech multi-element formula, reach tin wire standard for SJ/T11168-98 ... introduced advanced technology from foreign countries and took the lead in manufacturing tin wire special for aluminum alloy in ...