Lead-free solder wire(Sn97Cu3.0): according to use of temperature is divided into two kinds 300-400 oC, 250-300 oC Lead-free solder wire(Sn97Cu3.0) : alloy composition Sn-3.0CuSolder features1.High strength, good mechanical properties and solder joint reliability.2.The sensitivity of impurity is low, stable performance.3.Flux content: small amount of type: 1.2% ,  moderate-type: 1.6% , Standard: 2.2%.4.Usual diameter 0.6mm, 0.8mm, 1.0mm, 1.2mm . small diameter 0.3mm, 0.5mm

Lead-free solder wire(Sn97Cu3.0)