What should be paid attention to in the pre-treatment work of the coating production line?
What should I pay attention to in the pre-treatment section of the painting production line? During processing, transportation and storage, the surface of the workpiece is often covered with scale, rust, molding sand, welding slag, dust, oil and other dirt. In order to make the deep layer firmly adhere to the surface of the workpiece, the surface of the workpiece must be cleaned before...
0 Comments 0 Shares