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  1. vibhormiglani

    Significance of Phosphating and Chromatising in 3 Layer PE Coating

    We would like to know how phosphoric acid helps in removal of salts from blasted carbon steel surface?
  2. vibhormiglani

    Significance of Phosphating and Chromatising in 3 Layer PE Coating

    What is barrier and polarizing effects in corrosion resistance of steel parts when pre-treated with phosphoric acid / chromate?
  3. vibhormiglani

    Significance of Phosphating and Chromatising in 3 Layer PE Coating

    We are basically engaged in 3 Layer PE coating on carbon steel pipes. Now a days clients are asking for chemical pre-treatment on the pipes before coating which includes Phosphating and chromating. We want to know how these chemical treatments mentioned above help to improve the coating quality.

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