(1)Good wettability and weldability in lead-free solder wire
(2)Low residue;
(3)Not splash;
(4)High reliability;
Introduction of lead-free solder wire
(1) Lead-free solder wire is suitable for lead-free wave solder and dip solder
(2) R0sh,lead contains lower than 100ppm
(3) Smooth surface, good fluidness melt.
(4)
Bright solder point.
Solder alloys
Components
Melting point °C
bar
wire
Sn
Ag
Cu
Sn99.3Cu0.7X
99.3
0.7
227
√
√
Sn99.0Ag0.3Cu0.7
99.0
0.3
0.7
227
√
√
Sn96.5Ag3.0Cu0.5
96.5
3.0
0.5
227
√
√
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