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  • D, coating adhesion; The zinc layer of the plating parts should be firmly combined with the base metal with sufficient adhesion strength, and will not fall off or bulge after the hammer test.

  • In general, the cost of hot dipping zinc is lower than that of other maintenance coatings. The reason is very simple. Other maintenance coatings, such as sand painting, are labor-intensive processes, whereas hot dipping zinc processes are highly mechanized and tightly controlled in-plant construction. Hot dip zinc coating can be visually and briefly tested for non-destructive coating thickness.


  • Post time: 19-10-22

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