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Reasons of Corrosion Resistance of Aluminum Sheet
Posted: 2014-09-02 03:05:24 Hits: 1111
The reason that the sales of aluminum do not decrease in the construction industry over the years is that aluminum sheet cortex is light, and it is easy to be processed. Aluminum is a relatively vivid metal. Its corrosion resistance reasons are listed as follows:
1. The purity of aluminum. The higher the purity of aluminum is, the bigger opportunity that aluminum and oxygen can react in the air there will be. The generated oxidation film will be thin and fine. Moreover, it is faster than the usual metal oxidation reaction. The thickness of the film is much thicker, which can avoid the microbe in the air and water eroding aluminum materials.
2. Mechanical strength of aluminum sheet. We can find the fact that the stronger aluminum corrosion resistance is, the lower the mechanical strength will be. In order to solve this question well, let's add moderate magnesium, copper, zinc and other metals in aluminum, making it become a little bit stronger. So, it can also make the scope of application more widely. However, it also largely reduces the corrosion resistance
3. Powder coating of aluminum sheet. Powder coated aluminum sheet owns excellent corrosion resistance. There will also be many colors for your choice. This increasingly strengthens the use of aluminum plate beauty, making people be accustomed to different buildings’ styles.
The surplus waste output capacity of aluminum sheet is not very high and the equipment investment is low. The two main reasons make you be able to choose both economic and affordable aluminum sheet.