1. Brazing flux - Borax (hydrated sodium tetraborate)

It is fluoride free, white fine cristalline powder melting at temp. 741 C Application: to brazing with copper, brass, silver, bronze at temp. 850 - 1100 C



2. Solder flux - wood rosin, melting at temp. 125 - 150 C. Contains above 86% organic acids.
Application: to soldering with all soft solders

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