Materials Used for Heating Elements | Electrical4U
Jun 12, 2020· The goal is to melt the soldering material, not the repaired wires. To avoid melting them, don't let the soldering iron linger in one spot. Also, avoid touching it to the wires. You could get a soldering pencil instead of a regular soldering iron. It is smaller and easier to control, which can be important when working with small wires.