Strong airflow is useful when atomizing heavy material, but it can become a problem on fragile or lightweight workpieces. Fine paint particles have low mass, so excessive air velocity can deflect them before they land on the surface. The result is dry spray, poor coverage, rough texture, uneven metallic orientation, or paint collecting around the edges instead of the center.
The first step is to confirm that the gun is not being operated above the recommended pressure range. Always measure pressure with the trigger fully pulled. Static pressure at the regulator is misleading because pressure drops when air flows through the hose, fittings, and gun body. When using LVLP Spray Gun Compact Structure, Flexible Operation, start at the lower end of the recommended pressure range and increase only until the fan becomes stable and the droplets are properly atomized.
Next, reduce unnecessary spray distance. If the gun is held too far from the part, particles lose solvent and momentum before reaching the surface. For small or fragile components, move closer in a controlled way while narrowing the fan and reducing fluid output. The goal is a soft, wet pattern that lands cleanly without blasting the workpiece.
Fan width should match the part size. A full-width fan on a narrow trim piece wastes material and increases air disturbance. Narrow the fan for small brackets, edges, mirror covers, and thin plastic parts. Keep the gun perpendicular to the surface and use shorter passes. A painter using an air spray gun should avoid sweeping past the part too aggressively, because the air tail at the end of the pass can disturb freshly landed particles.
Material viscosity and reducer speed also influence particle behavior. If the paint dries too fast in the air stream, it will land rough and powdery. Choose reducer speed based on booth temperature, part size, and airflow. In hot conditions, a slower reducer may help particles remain open long enough to flow out after landing.
Use a tack coat or light orientation coat when needed, especially on sensitive substrates or complex shapes. Allow proper flash, then build coverage with controlled medium coats instead of one forceful pass. For metallic colors, final orientation should be light, even, and consistent.
Before spraying production parts, test on a similar scrap piece or masked panel. Check whether the coating is being pushed away from raised edges or corners. With LVLP Spray Gun Compact Structure, Flexible Operation, painters can lower air impact, improve transfer efficiency, and protect fragile workpieces from airflow-related coating defects.
Wenzhou Sico Spraying Tech.Co.,Ltd
Add: Daqiao Industrial Area,Beibaixiang Town,Yueqing,Wenzhou,Zhejiang
Zip code:325603
Tel:+86-577-67307836
Email:sales@sicotools.com
Mobile/Wechat：+86-13777716892
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These SK-300 spray guns are fantastic! Love the no oring design, less leakage and easy maintenance. The atomization is perfect for automotive painting. Highly recommend!
Spiro Pittas,AustraliaPRD-817 gives me precise control over color, gloss, and gradients-art-level finish without top-tier pricing”
Olie-PaintzPRD-817 gives me precise control over color, gloss, and gradients-art-level finish without top-tier pricing”
Olie-PaintzPRD-817 gives me precise control over color, gloss, and gradients-art-level finish without top-tier pricing”
Olie-PaintzPRD-817 gives me precise control over color, gloss, and gradients-art-level finish without top-tier pricing”
Olie-Paintz
