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Aluminum-magnesium-manganese color coated sheet is added with magnesium, manganese and other alloying elements, which makes it have good corrosion resistance.
Aluminum itself in the air is easy to form a dense layer of alumina protective film, and magnesium, manganese added to further improve its corrosion resistance, can effectively resist the erosion of acid rain, salt spray and other natural environments, to extend the service life.