Wall painting is a technical task. If it is a rough wall, it is not very difficult; but if it is a second painting of an old wall, this will test the personal ability and experience of the construction master. So, what are the steps for painting the walls ? How should the old walls be constructed? Next, I will talk to you about the steps for painting the walls .
1. Steps for painting the wall
1. Clean the old wall
For the second brush on the opposite wall, the first step is to re-process the base layer of the wall. We have to remove the floating dust first, and then shovel those warped surfaces; for the oily and stained walls, choose to directly shovel the coating; so if the wall is in a bad condition, then all the base of the old wall is removed .
2. Scrape putty powder
After finishing the wall, we will start to repaint the putty powder. Putty We prefer putty with high particle fineness and hard texture. If your decoration budget is limited, the putty is not very good grade, you can add some white latex, so that the hardness of the putty itself can be improved.
3. Polish
To polish the wall surface, it is recommended that you use finer sandpaper, so that the wall can cause minimal damage. Recommend to everyone, if you choose a softer putty, you can use 400-500 sandpaper; if it is a harder putty, you can use 360-400 hungry sandpaper. When grinding, do not use too much force to avoid scratches. After polishing, the final cleaning is done again, so as not to affect the adhesion of the paint.
4. Primer
Primer is to make a base surface for topcoat. The primer must be evenly brushed, and it must be ensured that the wall is brushed everywhere; if the wall area is large, the primer can be added with a little more water, so that the wall can be evenly painted.
5. Make up
Before painting, we still have to check the flatness of the wall. Because some wall pits are only clear at this step and some small bumps. We must ensure the flatness of the entire wall, so as to avoid the color difference caused by the different draughts of the wall.
6. Topcoat
The top coat is the top coat; you do n’t need to add a lot of water, so as not to affect the thickness and feel of the paint; the tool for top coat should try to choose a better wool brush or roller, the hair quality should be fine; the corner position, the paint Pay attention to the direction.
7. Maintenance
After the latex paint on the surface is finished, it will take 4 hours to dry; but the drying at this time is not enough, the paint film still has not reached the ideal hardness; so it is recommended that you do not be wrong within the next 7-10 days There is no movement on the wall.
Summary of the article: The above is the whole content of the steps of painting the wall . There are many details of painting in this article, everyone must pay attention to it during construction. Sometimes, these inconspicuous details affect the painting effect of the entire wall.
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