What are the pre-treatment methods of hot-dip galvanized wire?
Release time:
2024-05-22
In addition to pickling and water washing for the pre-treatment of hot-dip galvanized wire, the following methods may also be included
In addition to pickling and water washing for the pre-treatment of hot-dip galvanized wire, the following methods may also be included:
Degreasing: Removing organic pollutants such as grease on the surface of the wire rod to facilitate subsequent processing.
Sandblasting or shot blasting: By spraying sand grains or steel shots at high speed to clean the surface of the wire rod, further improving the surface cleanliness and roughness, and enhancing the adhesion of the zinc layer.
Phosphating treatment: Forming a layer of phosphating film on the surface of the wire rod, which helps to improve the galvanizing quality and corrosion resistance.
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