(1) Spraying construction
First use plastic sheets or newspapers to cover the parts that are not sprayed to avoid soiling. Then adjust the air pressure, which is based on the spray spray. When spraying, hold the spray gun firmly, the discharge port is perpendicular to the wall surface, and the distance between the nozzle and the wall surface is about 500mm. If the wall is too close, the coating may be too thick, sag, white, etc.; otherwise, the coating is too thin and hairy. When spraying officially, spray from the side of the door and window opening, and then spray the large side in the horizontal or vertical direction. Pay attention to the color of the lap joints, the thickness should be uniform, and prevent leakage and runny. Generally, the roof and the wall can be sprayed twice to survive. The interval between the two passes is 2 to 4 hours.
(2) Brushing
Brushing can use a pen or paint brush, first brush the side of the door and window opening, and then brush the large face twice or more vertically, the interval is 2 ~ 4h. Note: The referral should be connected well, the leveling should be good, and the color should be uniform.
(3) Roll coating
The roller is coated with a long plush roller. The top wall is first placed, and the roller is rolled tightly. The two rollers roll smoothly and roll back and forth, generally two times. The first pass is preferably thicker, with two intervals of 2 to 4 hours. The recommendation should be connected, the color is the same, no leakage.
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