ローラー塗装工程におけるアルミニウムコイルの欠陥の理由
Roller coating is the most critical process in the entire aluminum sheet coil coating production line. The quality of the coating product, especially the apparent quality, directly affects the decorative effect of the product. Therefore, the first step is to grasp the common defects and their causes during the painting process. The reasons for forming defects are multifaceted, with the following 5 common types: 1. Raw materials Coatings and aluminum coils are the most influential factors in the coating process that can affect the quality of the coating. Due to color differences between batches of coatings, insufficient coating fineness and low coating rate, poor coordination between coatings and solvents, layering, …