According to the characteristics and requirements of different models, the surface treatment process will adopt different methods, which can be roughly divided into baking varnish and electroplating. The Flow Forming Wheels of the ordinary model is considered less in appearance, and the heat dissipation is a basic requirement. The process is basically painted with baking paint, that is, first sprayed and then baked, the cost is economical and the color is beautiful, and the time is long, even if the vehicle is scrapped. The color of the steel ring remains the same. Some fashion-forward, sporty color wheels use paint technology. These steel rings are moderately priced and complete in specifications.
The flatter the tire, the thinner the thickness, the worse the shock absorption performance, and the greater the sacrifice in comfort. In addition, there is a slight stone barrier such as a stone, and the tire is easily damaged. Therefore, the cost of blindly increasing the steel ring cannot be ignored.