Nozzle Size Spray Gun

Basecoats should be sprayed with a 14 to 16 nozzle.

Small nozzle vacuum cleaner. Its the combination of fan width and orifice size that determines how thick of a coating youll spray. 12 13mm these nozzle and tip combinations are the most fine and therefore work well for thinner coatings. The 18mm is at the upper end of sizes for urethane primer surfacers and the minimum size you want to use for a poly urethane primer surfacer which can use up to a 22mm.

Typically pressure fed spray guns will use a smaller fluid nozzle than suction the suction nozzle will be 0015 0020 sizes bigger which means the next size up in fluid nozzles. D822 d860 air pressure16 psi 14 psi 29 psi. But the 517 tip sprays a 10 inch wide fan while the 317 sprays a 6 inch wide fan.

Primers d831 nozzle size13 mm 12 14 mm. Case in point a 317 tip and a 517 tip both have the same orifice size 17 thousandths of an inch. You may check the manufacturers instructions to see the range of nozzles tip that may fit the gun.

See chart below the next thing to consider is your project surface area. This determines the appropriate fan width that your sprayer will produce that is the shape in which the product will leave the gun nozzle. Primer surfacers d839 d825 nozzle size13 mm 14 mm 18 mm.

Dtm air comsumption95 cfm 71 cfm. Clearcoats should be sprayed with a 13 to 17. This included which size tips to use in your hvlp paint gun and when to use each.

The 14mm tip is perfect for base coats and metallic as the droplet size allows the particles to self orient to eliminate streaking and mottling. Most painters will stay in the range of 12 to 20 mm unless the paint being applied is specialized. Heavy bodied primers and primer surfacers work best when you use a nozzle size of 17 to 22.

This will help to give a rough estimate of the right fluid nozzle. Below we give a list of the common size spray tips and whenwhere to use them. D824 air pressure16 psi 14 psi.