Before applying the coating to metal products, the area must be thoroughly cleaned to ensure no impurities are present during the process. It is crucial to maintain the integrity and cleanliness of the product's surface.

During the spraying process, only a single decorative layer can be applied to metal surfaces. It is not advisable to spray too thick a coat of paint, as this may lead to color distortion, which is not conducive to normal use.

Ensure even paint application by thoroughly mixing the paint before spraying. This promotes optimal paint fusion and prevents separation.

4. During the painting process, if the paint is too thick, it's advisable to use additives. Always ensure there's no imbalance in proportions. Remember, the paint's consistency directly affects the quality of the finished product!

5. During the painting process, it is crucial to ensure even application. Uneven thicknesses should be avoided, as they can result in an aesthetically displeasing finish and create a visually discordant effect after painting.