High quality soldering Lead-free soldering wire tin

Lead-free soldering wire:
1.Dia.:0.3-3.0mm
2.Sn/Cu:99.3/0.7
3.weight:200,500,700,800,900,1000g
4.High purity, less dross
Lead-free tin soldering wire(tin-lead wire):
1.Diameter:above 0.3mm
2.Sn99.3-Cu0.7, Sn99-Ag0.3-Cu0.7, Sn99-Ag0.5-Cu0.5, Sn96.5-Ag3.0-Cu0.5
3.weight:800g/900g/1000g

Symbol: JF-02
Shape & tolerance: solder wires
Appearance: lucent, no dirt on surface
Weight: 15KG/box or so
Features: made of pure tin and pure copper from Yunnan Tin Industry Co., Ltd., advanced processing with high purity .
Purpose: leadless soldering in high temperature for electronics industry
Physical properties:
(1) Liquid temperature: about 227
(2) Specific gravity: about 7.4
Alloy composition:
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