Blacksmiths use borax as a flux, which is an agent that cleans and purifies the metal being joined in the forge welding process. This enables a high-quality weld.

Weldcote Metals Anti-Borax Brazing Flux 1Lb. FREE delivery on $35 shipped by Amazon.

2020年7月23日 · One of the best and most popular fluxes for forge welding is borax. Borax is historically the most reliable and consistent flux used for this purpose. It is cheap, readily available, and mixed with other additives to produce a better effect. Since borax is a powder, all you need to do is sprinkle it on when the metal is at least red hot.

Used for forge welding flux, brazing flux and a constituent of arc welding flux. Also sold world wide under the trade name Solubor® as a boron fertilizer. What it means is that borax only needs to get 120°C (248°F) to become dehydrated e.g. it will loose the water trapped around the molecules (due to the polarity of the water molecules and ...

Discover the highest quality flux for soldering and welding with brass solder – Flux Borax. Designed for professionals and enthusiasts working with metals, Borax stands out for its exceptional efficiency and ease of application.

Used for forge welding. Anhydrous borax is made by burning or fusing hydrated borax. It thus contains little or no water of crystallization and does not rehydrate under normal storage conditions.

1/2 LB (8 oz.) 100% Pure Borax. Contains no impurities or additives. Used for forge welding. Email Us! Copyright 2025 Blacksmith Supply. Powered by goEmerchant.

2021年3月17日 · Borax is a good flux for copper and copper alloys. For aluminum, the best flux is a mix of sodium and potassium chlorides. The product sold as "low sodium salt" in supermarkets is a good source for this mixture, or you can also buy sodium and potassium chloride separately at a chemicals supplier and mix them, at a ratio of 70% sodium and 30% ...