[China Aluminum Industry Network] Aluminum-clad materials have very different interior and exterior textures. The outer layer is pure aluminum and the inner lining is mixed aluminum. The original intention of the product designer to use this material is to satisfy the decorative and protective functions of the outer aluminum. Since the inner lining is a hard hybrid aluminum, it can meet the strength requirements and it is a double benefit choice. However, when the outer layer of aluminum is damaged, the obtained oxide film will show a grayish-white film with a mixed aluminum layer and a bright white “flower face†covering the aluminum layer. This will not meet the decorative requirements unless all the aluminum layers are mechanically applied. Method grinding to get a consistent appearance quality. In order to avoid this kind of phenomenon, we must do a good job of propaganda work to the mechanical craftsman in order to provide measures to prevent preparedness in the machining process.
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