𝗭𝗶𝗻𝗰 𝗘𝗹𝗲𝗰𝘁𝗿𝗼𝗽𝗹𝗮𝘁𝗶𝗻𝗴

Zinc plating is an electroplating process where a thin layer of zinc is applied to a metal object (substrate) to protect it from corrosion. This process involves immersing the substrate in a zinc-containing electrolytic solution and passing an electric current through it, causing zinc ions to deposit onto the substrate. The zinc coating acts as a sacrificial barrier, corroding first and protecting the underlying metal.

Steps involved in zinc plating:

Surface Preparation

The substrate undergoes cleaning and potentially pickling to remove any rust, scale, or contaminants that could hinder the plating process.

Electrolyte Solution

The substrate is immersed in a plating bath containing a zinc-based electrolyte solution.

Electrical Current

A DC current is applied, with the substrate acting as the cathode and a zinc anode submerged in the solution.

Electrodeposition

The electrical current causes zinc ions in the solution to migrate and deposit onto the substrate, building up the zinc coating.

Rinsing and Drying

The plated object is rinsed to remove any residual chemicals and dried thoroughly.

Post-Plating Treatments

Depending on the application, the zinc-plated part may undergo passivation (creating a protective layer on the zinc) or chromate conversion coatings for enhanced corrosion resistance and desired appearance

For further information or quotes on our plating services, please feel free to contact us.

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