How to paint the wall when painting it?

When we decorate, painting the wall is an indispensable step and very important. It can make the whole room more beautiful. If the wall is not good, the whole house will not look good. Some people don't know how to paint walls, and the precautions for painting walls are not clear. Next, Bian Xiao will show you the painting steps and how to paint the wall.

1. What are the painting steps for painting walls?

1. Prepare the wall painting tool. Wall painting needs to prepare soft brush, small bucket, sandpaper, combination brush, roller brush, sun lamp, fan, rag, spray gun, etc.

2, metope repair, lest appear empty drum, fall off, sand, pulverization, etc. For the painted wall, the repair work should be completed before painting, and the uneven and bumpy base should be leveled. Before scraping putty, the leveling in both horizontal and vertical directions should be ensured.

3. Blow putty. The purpose of blowing putty is to make the wall smoother and flatter, because putty itself will be more delicate and can decorate and fill the base. Just buy the putty powder in the finished bag, add water and stir it as required, and then scrape it on the wall.

4, wall polishing, after scraping the putty, there will still be some uneven state, at this time you need to use sandpaper to polish and repair the wall, it is best to do it by hand, after polishing, you can use the sun lamp to check the flatness, continue to polish and improve the uneven situation.

5, besmear brushs latex paint, this step is the true sense of the wall paint, latex paint coating construction can choose four methods, such as row brush, stick brush, spray gun, batch, of which row brush is the most material-saving, but time-consuming, belonging to slow work. Rod brush has general effect in all aspects and wastes latex paint, but it has high cost performance. The spray gun is effective and fast, but it is not easy to repair. Although batch processing works best, it is also the most expensive.

Second, how to brush the wall?

1, wall quality inspection. This step should be completed in the closing stage. First of all, everyone should comprehensively check whether the walls that need to be painted in the room are solid and flat. If there are big cracks and holes in the wall, the developer or property should be advised to redo it. A single hole can be filled with gypsum.

2. Preparation before scraping putty. Ensure that the wall is solid and flat, clean it with steel brush or other tools, and try to make the wall free of floating soil and subsidence. Roll the concrete interface agent evenly on the wall as far as possible, and after it is dried (generally more than 2 hours), you can blow putty.

3. Scrape water-resistant putty. Before blowing putty, measure the flatness of the wall with a measuring ruler of more than 2M to determine the method of blowing putty. Generally, putty can be scraped on both sides of the wall, which can both level and cover the background color. Putty with poor flatness needs to be scraped several times locally. If the wall with poor flatness is seriously inclined, consider scraping gypsum for leveling first, and then scraping putty. The interval between each batch scraping of putty should be more than 2 hours (after the surface is dry).

4. Polishing putty. After water-resistant putty 1-2 days, putty grinding will be started. Polishing can be carried out at night, with a light bulb of 100 watt or more close to the wall for lighting, and check the flatness while polishing.

5. Brush the primer. After the floating dust on the polished putty surface is cleaned, it can be primed. Primer can be brushed once, and it must be uniform. After drying (2-4 hours), the next step can be carried out.

That's all that Bian Xiao brought to you about painting walls. I think everyone knows something about painting walls.