BB Galva flux comes in solid form. It is based on Zinc Chloride along with special additives having very low Iron content, so as to reduce the ash formation in Galvanizing plant. This is a dry flux generally used for the Hot Dip Galvanizing purpose. BB-Galva flux provides the uniform zinc coating on a surface to ensure less consumption of zinc so as to reduce the formation of ash. It also prevents the oxidation of the surface that provides less consumption of zinc.