With the improvement of people's living standard, self-driving travel has become a way of recreation for the car owners in China. However, more items need to be carried during the travel, but the space inside the car is relatively limited. For convenience, many car owners will consider installing a roof rack for their cars.
Why is aluminum naturally resistant to corrosion?This is because the surface of aluminum products even without surface treatment will generate a thin layer of natural oxide film, but this layer of oxide film is thin and soft, poor corrosion resistance, in the corrosive environment is not effective protection of aluminum products.
