What are the reasons for the blackening of industrial aluminum profiles?

In the current house construction, the participation of industrial aluminum profile profiles is indispensable. profiles can be used for all aluminum profiles except for building doors and windows, curtain walls, indoor and outdoor decoration and aluminum profiles for building structures. We all know that industrial aluminum profile profiles have the advantage of not being easy to oxidize and turn black compared to the previous stainless steel, but sometimes they will turn black due to our improper use. The following summarizes several reasons for easy blackening. 1. External factors, because aluminum is a lively metal, it is very easy to oxidize and become black or moldy under certain humidity and temperature conditions. 2. Because the cleaning agent is highly corrosive, if it is used improperly, it will cause corrosion and oxidation to the aluminum profile. 3. Improper handling of aluminum alloy materials after cleaning or pressure inspection creates conditions for mildew and accelerates the formation of mildew. 4. Many manufacturers do not do any cleaning after the processing procedure, or the cleaning is not thorough, it will leave some corrosive substances on the surface, which will accelerate the growth of mold spots on the aluminum profile. 5. Different warehouse storage heights will also cause oxidation and mildew. In summary, there are many reasons for the moldy and blackening of industrial aluminum profiles. We only need to pay attention to the above reasons in the usual maintenance process. ————The article comes from the Internet. If there is any infringement, please contact to delete it.
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