Aluminum parts used in car tents

Aluminum is originally very easy to oxidize. Fortunately, it forms a very fine AI2O3 film as a result of oxygen bloom in the air, which can protect the interior from oxidation. Therefore, the corrosion resistance is higher than that of copper and iron. The so-called anodic treatment, both A layer of light quantity AI2 O3 film is formed on the surface of aluminum products, which is beautiful and anti-corrosive. In addition, the aluminum alloy surface is easy to be colored, and a layer of...