After the solder melts

When the solder is melting

During the solder is melting

When the solder is heated

It is non-conductive

It is good conductor

It is a chemical paste

Inorganic acid in nature

Dual Phase Dual Throw

Double Pole Direct Throw

Direct Pole Double Throw

Double Pole Double Throw

Welding

Brazing

Hot soldering

Soft soldering

3 - 7 seconds

7 - 10 seconds

10 - 15 seconds

15 - 20 seconds