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What are the new processes of chrome plating processing?2024-04-26 14:57:20
What are the new processes of chrome plating processing?

As a widely used surface treatment technology, the continuous innovation and optimization of chrome plating process is the key to improve product performance and extend service life. Although traditional chrome plating methods are mature and widely used, the research and development of new processes never stops, with a view to achieving a more environmentally friendly, efficient and economical purpose.

 

There are several new processes for chrome plating processing as follows:

1. Trivalent Chromium Chromium Plating Process: Compared with traditional hexavalent chromium chromium plating, trivalent chromium chromium plating is a more environmentally friendly option. Trivalent Chromium is far less toxic than Hexavalent Chromium and can produce similar decorative effects. This process requires strict control of the pH and temperature of the plating solution to ensure the uniformity and adhesion of the plated layer.

2. Chromium-free plating process: This type of process completely abandons the chromium-containing plating solution and turns to other metals or compounds as plating materials. For example, zinc-nickel alloy plating is a common alternative that provides good corrosion resistance and appearance.

3. Composite plating process: By composite plating chromium with other metals (e.g. nickel), the thickness of the pure chromium layer can be effectively reduced, thus reducing the overall amount of hexavalent chromium used. At the same time, this composite layer tends to exhibit greater wear and corrosion resistance.

4. Laser chrome plating process: This is an advanced localized surface treatment method that utilizes a laser beam to precisely control the distribution and shape of the plated layer. This method not only saves material, but also has a relatively low environmental impact due to the limited area of action.

5. Plasma-assisted plating: High-speed chromium plating can be achieved at lower current densities through the introduction of plasma technology, which not only improves the uniformity of the plated layer, but also reduces energy consumption and waste generation.

6. Use of organic additives: The addition of specific organic additives to the plating solution can effectively improve the properties of the plating solution and enhance the quality and brightness of the plated layer. This provides the possibility of creating high-performance plating layers, while also reducing the use of hazardous substances.

7. Application of nanotechnology: Nanoparticles are utilized to improve the microstructure of the plated layer and increase its hardness and wear resistance. The introduction of these nanomaterials helps to form a denser protective layer and enhances the durability of the product.

8. High-efficiency recycling system: In order to reduce environmental pollution, some of the new processes also include a high-efficiency recycling system for chrome plating waste liquid. By recycling, filtering and reusing, it not only reduces the emission of harmful substances, but also saves resources.