Ganguli Ceramics manufactures Water Soluble Overglaze Colours. Ganguli Ceramics supplies a range of still enamel frits and corrosion resistant frits for coating on cast iron, sheet steel, aluminum and the noble metals. The Water Soluble Overglaze Colours is a fluxes and pre-mixed colors for 3rd [decoration] firing and for decal [transfer paper manufacture]. These are acid and alkalis resistant and are used for the decoration of glazed pottery and metal enameled pieces. The water soluble colors can also be intermixed to get many other colors, shades and tint.