Ready for use, liquid, aqueous alkaline electrolyte for the hydrogen soldering devices Elmaflame and Hotflame.
Ready for use evaporator liquid for hydrogen soldering device for reduction of the temperature on 1800 °C. Colour of flame: blue.
For smaller solderings at non-ferrous metals and especially at precious metas.
Flux for brazing of heavy metals.Temperature range: 550 - 800°C.
Borax is often used as a flux for forge welding. Borax is also used mixed with water as a flux when soldering jewelry metals such as gold or silver.