How to knock off the pp package covered electrode?

1, clamp the welded wire with pliers, and slowly pull the wire to make the solder at the solder joint fall off;

2. Clamp the solder joint with pliers, heat the pried solder with a hot air gun or a hot tin cage, and heat the welding wire at the fusion place to prepare for welding disassembly;

3. Slowly remove the solder from the other end of the solder joint with a solder needle, and try not to break the solder wire.

4. Clamp the steel wire with pliers and cut the welding wire with a knife or scissors.