What are the advantages and disadvantages of spraying and rolling

1. Advantages and disadvantages of spraying
Advantages: high production of spraying operation, suitable for manual operation and industrial automation production, the scope of application mainly includes hardware, plastics, furniture, military industry, ships and other fields, it is a commonly used coating method today; spraying operation requires a dust-free workshop , Spraying equipment includes spray guns, spray booths, paint supply rooms, curing furnaces/drying furnaces, spraying workpiece conveying equipment, fog and waste water, waste gas treatment equipment, etc. the
Disadvantages: The main problem in spraying is highly dispersed paint mist and volatilized solvents, which are not only polluting, not good for health, but also waste paint and cause economic losses.
2. Advantages and disadvantages of roller coating
Advantages: save paint, and the repair color difference is small. The color is uniform and long-lasting, and its color is uniform, delicate, soft and gorgeous, avoiding the individual color difference phenomenon of traditional spraying. Corrosive, because there is an oxide film on its surface, which has the characteristics of adhesion, oxidation, strong acidity and alkalinity, decay, and ultraviolet radiation.
Disadvantages: For the corner part, there are certain difficulties in operation. In addition, the decorative performance is slightly worse, and the price is a bit high.