YOUSHARES Lead Free Solder Wire with Rosin Core ( 0.8mm， Sn99%-Ag0.3%-Cu0.7%， flux 2.0% )， Net Weight 0.22lb for Most Electrical Repair Soldering Purpose[Product Information]- High Quality Electronical Solder: Great and brilliant welding joint while 90% lesser slag and smoke， fits various kinds of soldering iron.
- Lead Free and Rosin Core: Sn 99%， Ag 0.3%， Cu 0.7% with Flux 2.0%.
- Solder Net Weight: 100 grams (0.22 lbs / 3.53 ounces); Wick Diameter: 0.8 mm (0.0315 inch).
- Melting Point: 217 ℃ (422.6 ℉).
- Expansion Rate 78%， Elongation Rate 58%.
