Wall top painted with wall paint construction process
First, the definition of wall paint construction
The wall paint construction refers to the treatment of the wall surface after the wall base treatment is completed.
Its role is:
Beautify the wall;
Protect the wall;
From the construction method, it can be divided into spray, roller, brush.
Second, the new wall paint construction process and the general method of painting construction
Primary treatment: concrete and cement mortar
Plaster base: should be scraped putty (three times), sandpaper light, the surface should be smooth, smooth, straight line, primer again paint again.
Painting construction general methods:
1ã€Rolling method: The hair rollers that draw the paint liquid are first moved by the W method to apply the paint on the base layer, and then the hair rollers that do not draw the paint liquid are pressed against the base layer to move up and down and left and right to make the paint liquid. The base layer is evenly spread, and finally it is rolled in a certain direction with a roller that draws the paint liquid. Yin corner and upper and lower mouth should use row brush to find Qi.
2, spraying method: spray gun pressure should be controlled in the range of 0.4 ~ 0.8MPa. Spray gun and the wall should be kept vertical when spraying, the distance should be about 500mm, uniform speed parallel movement. The overlap width of the two lines should be controlled to 1/3 of the spray width.
3, brushing method: Press the first left and right, first up and down, after the first easy, first behind the order.
III. Construction Technology of Brushing Wall on the Top Surface of Old Walls
Blank wall - brush 1 time interface agent - crack treatment - leveling (including the yin and yang angle to find straight) - patch - scrape 2-3 times putty - grinding - primer - find repair grinding (finding place Be sure to use a primer again on the 1st) - two coats of paint - maintenance
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