Septone Rust Converter Pre Painting Treatment

From: $17.50$86.50

Rust Converter is a pre-painting treatment which converts surface rust (iron oxide) into iron phosphate.

Product Availability: 500mL, 5 Litre

PLEASE NOTE: This product is classed as ‘Dangerous Goods’ for transport purposes & therefore is only available for pickup or local delivery.

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Septone Rust Converter Pre Painting Treatment

Rust Converter is a concentrated phosphoric acid base and is used as a pre-painting treatment for converting surface rust (iron oxide) into iron phosphate. This forms an ideal base for further protective coatings.

RUST CONVERTER may be used on the following surfaces:

  • Rusted galvanised roofs or surfaces
  • Ornamental ironwork
  • Fencing
  • Structural steel
  • Automotive panels
  • Rusted nuts, bolts and hand tools


– Suitable for use on variety of materials

– Phosphoric acid based

– Creates ideal base for protective coatings


  1. Using a wire brush or coarse sand paper, remove all paint, flaking rust, loose scale & dirt.
  2. Apply Wax & Grease Remover to remove all grease, oil & bitumen etc.
  3. Apply Rust Converter undiluted by brush or spray. Allow 15-30 minutes to react.
  4. Once treated, wipe over surface with cloth dampened with water.
  5. Immediately wipe over with a second cloth dampened with methylated spirits.
  6. Wipe with a clean, dry cloth.


Additional information


5 Litre, 500mL