What are the specific operations of electrolytic decontamination?

What are the specific operations of electrolytic decontamination?

Fri May 30 08:36:28 CST 2025

When we use nickel plating brightener, if we need to use electrolysis to remove heterogeneous metal impurities, generally speaking, there are two methods of continuous method and intermittent method can be used, different scenarios need to be used in different methods, this issue of the article we will analyze the continuous method is how to operate? In this issue, we will analyze how the continuous method operates and in which scenarios it is applicable.

Continuous method is next to the plating tank, placed in a small auxiliary tank (auxiliary tank volume is 1/10 of the plating bath volume; add nickel-plated brightening agent or adjust the pH value, can be carried out in the auxiliary tank, more conducive to continuous production of plating tanks, but also ensure that the product quality is always the same), the auxiliary tank is dedicated to the removal of impurities electrolysis, with a pump to the need for electrolytic treatment of the plating bath from the plating tank pumping the auxiliary tank, while the auxiliary tank above an overflow opening so that the electrolytic treatment of the bath back to the plating tank in order to maintain a constant cycle back and forth in the plating tank. A pump is used to pump the electrolytic treatment solution from the plating tank to the auxiliary tank, and at the same time, an overflow port is opened on the top of the auxiliary tank to return the electrolytically treated plating solution to the plating tank to keep the plating solution circulating back and forth in the plating tank in a constant manner.

The continuous method allows plating and electrolytic treatment to be carried out simultaneously without having to stop production. Continuous method is suitable for plating process impurity content will gradually increase in the operation, such as zinc alloy products plating nickel, due to the plating solution is acidic, the workpiece is dissolved, it will generate zinc impurities, time will accumulate more; plating of acid copper plating in the nickel plating, the same reason, it will be easy to accumulate copper impurities, Bigelow engineers will generally recommend that plating plant can be placed next to this type of nickel-plating tanks an auxiliary electrolysis tank for continuous electrolysis, which can inhibit the increase of zinc or copper impurities, preventing failure. This can inhibit the increase of zinc or copper impurities and prevent failure.

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