Pickling paste used to remove the black oxide marks of burn seal left during welding of Stainless Steel. Also pickling chemical descaling is typically used to remove oxide layers resulting from welding heat treating and other high temperature operation.

All of these oxide layers rust a spot are generally referred to as ‘scale’ and must be removed prier to electroplating or passivating, sometime old buffed s.s. equipment rusting by oxidation during process we used our chemical for remove oxide scale and maintain as semi bright buff finish without mechanical polishing. Pickling is sometimes referred to as Acid whishing.