Product information "Solder wire Ø 1 mm (lead free + silver), 0,7% copper, 12,5g" from LogiLink With the LogiLink Professional solder wire you are well prepared for your work. Whether for home or professional use, choose the right wire for you and solder professionally. Due to the low melting point (190°C) and the very good electrical conductivity, very little smoke is produced while soldering. This is not only healthy, but also environmentally friendly. The flux should also prevent oxidation of the solder joint, as it prevents rapid deflagration and evaporation.