Supply Lead-free soldering wire Sn99.3Cu0.7

Soldering wire is
1.made of pure tin and copper from Yunnan Tin Industry Co., Ltd., 2.advanced processing with high purity
Purpose: leadless soldering wire (tin solder wire)in high temperature for electronics industry
Physical properties:
(1) Liquid temperature: about 227
(2) Specific gravity: about 7.4
Alloy composition:(tin alloy)
Tin (Sn)
Cuprum (Cu)
Plumbum (Pb)
Stibium (Sb)
Bismuth (Bi)
Zincum (Zn)
Ferrum (Fe)
Aluminum (Al)
Arsenic (As)
Cadmium (Cd)
99.3
0.7±0.2
<0.1
<0.02
<0.01
<0.02
<0.02
<0.02
<0.03
<0.02
Physical properties
Spec.(colophony content) Melting point Specific gravity (g/cm2)
1.1% 227 7.38
2.2% 227 7.34
3.3% 227 7.40
1.Component: Sn99.3Cu0.7
2.Tin-and lead-free
3.Can applied in radio,communication,meters and instrument
4.Residue is easy to remove by hot air after soldering work if necessary
5.Available in many alloy compositions
6.Smooth surface,good fluid melting rate
7.Good mechanical performance, moisture and bright weld spot
8.Forms: bar and wire
9.Flux types: no-clean, rosin and water-soluble liquid
10.Tin solder,welding,lead-free solder bar and wires are also available
11.Very few scraps