We buy aluminum-plastic panels from aluminum-plastic panel manufacturers. The most important thing is to judge his quality, the troublesome judgment method is not suitable for use when buying, we can judge the quality of aluminum-plastic panels by appearance.
First check the surface color of the aluminum-plastic panel, if the color difference is too large, the color fluctuation is too obvious, the surface is unqualified, in the observation of the appearance shape, if the surface is smooth and flat, there are no cracks, bubbles, scratches, burrs or bumps occur, it means that the quality of the plate is better, on the contrary, the quality of the plate is problematic.
In addition, we can also use our nails to scratch the surface of the aluminum-plastic panel and wipe it, if it cannot be wiped off, it means that the material may have a problem with the quality and it is recommended not to buy.