You can prevent thick coating and dark grey colouring just by adding nickel tablets to the Zinc Bath Composition. Watch the video to know how.
You can click the link as well to learn more about nickel tablets and the advantages ANI Metal SmartNi.
As Anı Metal, with the experience and knowledge of our staff, we provide an unlimited and free consultancy and engineering service to our customers, to let them achieve minimum process cost and high quality and high efficiency in hot dip galvanizing.