The article discussed current situation, development trend and painting process of automotive plastic, and described the film failure which was easy to formed during painting, along with their prevention and control.
This dissertation is closely connected with the practical work condition and the technical problems existing in the painting process of coating parts in domestic automobile industry. The followings are studied theoretically, the theory of the structural design and the dynamic characteristics of the High-Speed Magnetic and Air Sustaining Electrostatic Painting Atomizer System (HSMASEPAS), which are equipped with the radial magnetic bearings and the thrust air bearings.
The new spray painting process of acrylics-polyurethane can mix the colyours rapidly and provide ideal base coat.
The state of the art in domestic commercial vehicle painting technology was summarized. The foreign advanced technology as pre-painting assembly topcoating process and assembly painting process was introduced. Comparison between domestic and foreign painting process was made.
The color of car body and the exterior trim is mainly controlled by the paint from the supplier. But painting process data has certain impact on the final color. This paper introduces the fundamental concept of the color difference, painting process data for the auto exterior trim and the impact of these data on the color difference.