The precautions of the wall are shaving putty

Before construction, tools and materials need to be prepared:
Putty art scraper, paint shovel, putty bracket board, brown brush, hard plastic bucket, yin and yang angle, electric hammer, brush

1. First of all, a grass -roots inspection is performed to observe whether the wall surface is flat and non -stained.
Clean the floating ash on the top of the wall, the seams, etc., remove the residual debris and protruding parts, and use the mortar to be found in the cave. Light. To achieve verticality and flatness meet the requirements of norms, yin and yang horn must be square. The bottom of the gray surface is flat with wooden crickets.

2. Put the putty pour in the bucket for allocation
The proportion is as follows: putty powder: aldoscopic gum: water = 18.5: 1.5: 6 dual components; putty powder: water 2 = 20: 7.5 single component. You need to pay attention to the cleaning water for scraping the putty powder.

3. Stir
Stir the putty powder twice. Pay attention to stir up for 3 minutes. After observing the granules, place it for 5 minutes. Eventually stirring is creamy and used.

4. Catch scraping
When batching the putty, use your thumb and the other four fingers to hold the Floor Paint Scraper, and make a hard look at the putty. Do not repeat it back and forth. Do not use the scraper mouth to shovel the excess putty around the scraper mouth. Anti -exemption encounter hard object damage scraper. The horn scraper is easy to deform, wipe it clean in time after use, insert it into the seam of the plate or press under heavy objects to prevent deformation.
If a large area of construction operations, it is necessary to scrape horizontally; the small area of construction needs to be scraped vertically, and then go down. Strang evenly evenly, and finally make the wall out of bottom.
The thickness of the scraping of the first time is about ≤1.5mm, and the total thickness of the second and third times is ≤2mm.

5. Corner corner pressing treatment
The yin and yang horn is set with a square foot, and then the small pressure is used. Yin and Yang corner scraping, special tools to assist batch scraping. The scraping time interval is about 8-24 hours after drying the previous over.

6. Putting putty powder, cheating powder inspection, drying test
Use 240 mesh sandpaper to polish the first pass; the second time is used to polish with 320 mesh sandpaper. After the sides are polished, the wall dust is cleaned.
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