Soldering wire in Tin alloy with antioxidant

Good mechanical strength for electrotechnical use - Composition 99% Tin - Silver 0.3% - 0.7% Copper - 1 mm diameter wire - Melting point: 217/228 ? C - Operating temperature: 270/280 ? C - Density: 7.33 - Resistance to flow: 29,5 N / mm - Hardness HV 14