... rosin, excellent wettability, fluidity, flux-cored solder wire Spec: Lead free: Sn-0.7Cu,Sn-0.7Cu-Ni-Ce,Sn-0 ... wires with various tin contents and linear diameters for clients. Water-solubility solder wire (SGS)Feature:In order to eliminate the ... of modern electronic products assembly, Tongyong Tin Industry specially manufactures water-soluble tin wire, which is of good wettability, bright welting ...