How To Make Soldering Flux At Home

For soldering electrical circuits using fluxes in the form of tubes filled with colophony.

How to make soldering flux at home. In the soldering of metals flux serves a threefold purpose. It is necessary for metal surfaces to be prepared in order to adhere to any solder placed on them. Mix together 60 ml 2 fl oz Borax 60 ml 2 fl oz TSP and 90 ml 3 fl oz of boric acid in a pan.

In this video I use a 5050 combo of the two. Flux is a must have product when doing any electronics work especially for surface mount parts. You have made one litre of flux remover that quantity should suffice for quite some time.

Add approximately 250 ml 1 cup of water to the ingredients in the pan. This resin acts as a solder. Well get you started and dont miss the giveaway at the end of the video.

You can make a citric acid-based flux from ordinary household supplies that. If you want them to remain firmly connected youll have to make use of a normal tape to cover them together. You dont need to be precise.

I found this great video on making your own flux for soldering. Add your solvent start with a small amount and keep adding. Some fluxes are corrosive so the parts have to be cleaned with a damp sponge or other absorbent material after soldering to prevent.

Does anyone know if this solder will have rosin Flux in it. As you do this make sure to touch the graphite using a free wire connected to the ground. Back to table of contents Low melting flux for soldering.