12x MIPA Etch-Filler HB Dark Grey Aerosol Spray – 500MLOne-component self-etching filler with active corrosion protection. Excellent adhesion and very high filling power. Adheres to iron, steel, zinc, aluminum (with appropriate pre-treatment) as well as to conventional recoat able plastics used in the automotive industry (please conduct a test first). Very high corrosion protection!