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Introduction of surface treatment methods of decorative metal sheets

Add Time:2021-05-31 Hits:41

As will be mentioned later, in order to satisfy the aesthetic requirements of architects, a variety of different two-phase decorative metal sheets have been developed. For example, the appearance may be highly reflective or dull.

It can be smooth, polished or embossed. It can be colored, colorful, electroplated, or etched with pictures on the surface of decorative metal sheets. It can also be used for wire drawing, so as to satisfy the designers' various requirements for appearance.

It's easy to stick to appearance. The dust can be removed by washing occasionally. Because of excellent corrosion resistance, it can also simply remove the surface of graffiti pollution or similar other surface pollution. Etch processing etch processing is to print acid resistant protective film on the surface of decorative metal sheets with silk screen, and then etch it with ferrous chloride solution to form art pictures.

Spray color method is to spray pigment particles after screen printing to form pear skin appearance and artistic picture. Technological process the technological process of color spraying art processing method of decorative metal sheets products is: decorative metal sheets products → silk screen printing → etching → alkali treatment → silk screen printing → oxidation coloring → alkali treatment → products.

The technological process of etching art processing of decorative metal sheets products is: decorative metal sheets products → silk screen printing → etching → alkali treatment → oxidation coloring → products.

The technological process of color spraying art processing of decorative metal sheets products is: decorative metal sheets products → silk screen printing → etching → alkali treatment → silk screen printing → oxidation coloring → alkali treatment → products.

The chemical coloring method of decorative metal sheets does not use pigments and dyes, but immerses the decorative metal sheets in the heated concentrated chromium sulfate solution for chemical coloring, which is characterized by good food resistance. This processing method used in the ink, to have a very strong acid resistance, usually use and processing technology to adapt to the UV curing ink with special functions.


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