How to Identify Qualified Aluminum Composite Panel Manufacturers Entertainment & Arts
1. Is to see if there is any obvious distortion of aluminum composite panel, the surface is smooth and flat, there are no cracks or boldness of vision, scratches, burrs, if found, it is best not to buy.
2. Is to carefully check whether the aluminum... more1. Is to see if there is any obvious distortion of aluminum composite panel, the surface is smooth and flat, there are no cracks or boldness of vision, scratches, burrs, if found, it is best not to buy.
2. Is to carefully check whether the aluminum composite panel surface color has different shades of color difference, color difference means that the quality is not pass. Of course, it is also possible to compare profiles of the same type together. Of course, if the color difference is too obvious, it is better not to buy them. Check whether the section thickness of the aluminum composite panel is the same as the marked model.
3. A smooth hard object can be used to scratch the surface of the aluminum composite panel, leaving a white scratch. The aluminum composite panel is gently wiped and observed by hand. If it cannot be wiped off, the material may have quality problems. However, if it can be easily wiped off, the oxide film thickness on the surface of the profile is qualified.
