... Passivation Paste Gel STAR Gel,passivisation of stainless steel, STAR 100, STAR Gel(Pickling Paste Gel ) STAR Spray, STAR Dip, STAR Passivisation Chemical, weld ... weld passivisation, pickling paste stainless steel, welding scale remover. STAR chemicals are tested & approved by I. I. T. ... without doing wire brushing or grinding or buffing. " STAR GEL " is used to remove heavy scales, discoloration, ...