GLASSDOOR HARDWARE.

The use of hardware tools in our lives is very common, and it often involves the functional requirements of wear resistance and corrosion resistance of the surface. In order to improve the utilization rate of hardware products, it is very important to protect the surface of hardware products. . ‍The subdivision of hardware surface processing can be divided into: metal painting processing, electroplating, surface polishing processing, metal corrosion processing, alloy catalytic liquid and so on. How many of these ways of hardware surface treatment do you know?

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