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Spray gun, by air-powered device,painting tool using compressed air from a nozzle to atomize a liquid into a controlled pattern. The spray nozzle operates by impinging high-velocity turbulent air on the surface of filaments or films of liquid, causing them to collapse to drop lets with a wide range of sizes

Pneumatic spray guns were originally developed from airbrush and are used for less delicate work, such as lacquers, paint, varnish, shellac and other finishes on finished products. Spray guns can be used as fixed equipment for painting cars, furniture and electrical appliances. Portable equipment is used for the repair and painting of new and old buildings. Paint can be pumped by gravity from overhead storage tanks (for low-viscosity paint), from a container that is part of the spray gun (for small jobs and jobs that often undergo color changes), or through the pressure of mass production operations. Auxiliary equipment provides sufficient dry air supply,

RONGPENG Spray gun, a pneumatic device used to spray fine small-diameter paint, protective coating or liquid color. The spray gun can be a pencil-shaped atomizer, used for various highly detailed activities, such as shadow maps and retouching photos; in contrast, pistol spray guns are usually used to cover large areas with paint.