... causing the bad of the adhesive forcehard for the paint to reach the gap of the wall,causing the bad ... the vortex of the air forming in the wall gap,paint is hard to go deep into the gap,so ... thickness of the coating is symmetrical, but thin ,need to paint for many times, the rebound is serious, and because ... ,2.6L/min and 3.2L/min. Airless paint sprayer is widely used in the all areas of life. K740i-A ...