To what extent should the putty on the wall be shoveled, and how to shovel putty powder on the wall?

The putty layer on the wall has poor water resistance or problems such as hollowing and delamination. It is necessary to remove the putty layer, and then check the gypsum plastering layer at the bottom after removing the putty layer, and also check the gypsum plastering layer at the bottom after removing the putty layer. So to what extent should putty be shoveled to the wall? How to shovel the putty powder off the wall? Let's take a look together.

To what extent should the putty on the wall be shoveled?

1. If the wall needs to be removed, the wall skin must be wetted first, and it must be properly wetted. Don't leave too much water to make the ground slippery and difficult to dry, and don't use too little water, otherwise the wall skin will be difficult to clean.

Don't work in a hurry after the wall is wet. Wait until the putty is wet for about ten minutes before removing it. Otherwise, the putty is too wet to clean, and the hands are full of putty.

Don't use too much force when removing putty. If the strength is too large, the damage to the wall skin will be great, and it is not convenient to replenish putty. Therefore, when cleaning putty, it must be used skillfully, which is also an appropriate protection for tools. Pay attention to the thickness of putty when shoveling the wall skin. If the putty is too thick, it needs to be polished many times.

4. When shoveling the wall skin, if there is a hole in the broken wall surface, it must be repaired first before the later wall decoration can be carried out. Otherwise, if something goes wrong in the future, it will not be repaired a little bit, and it needs to be started all over again.

5. If the wall skin is difficult to shovel, it may need to be sanded or sanded. It needs to be polished slowly to make the original wall rough, so that the paint to be brushed can be well combined with the wall.

6, slow work out fine work, shoveling wall skin is manual work, but its quality is directly related to the quality of the next process.

How to shovel the putty powder off the wall?

General wall treatment layers include: cement mortar plastering layer, gypsum plastering layer, putty and so on. Judging the degree of shoveling wall skin depends on whether the grass-roots treatment meets the requirements of later construction. If the water resistance of the putty layer on the wall is poor or there are problems such as hollowing and delamination, the putty layer should be removed. Then, after removing the putty layer, check the gypsum plastering layer at the bottom. If the curing strength of gypsum plastering layer is poor or there is hollowing and delamination, it is necessary to continue to remove gypsum plastering layer, and so on, until the treatment layer of wall surface meets the requirements of subsequent construction.

1, electric wall shovel

The electric wall shovel is a kind of electric tool. After careful processing, it is more convenient and easy to operate the wall shovel, and the power of the wall shovel is also great. High speed obviously improves the working speed.

2. Paint scraper

Paint spatula is a tool that is fully qualified for shoveling wall skin. Wet the wall skin with water first with a roller brush, and then shovel off the original latex paint and putty layer with a paint scraper.

The above is the related content of "How much putty should I shovel on the wall" compiled by Bian Xiao.