How do you shovel the cement off the wall? How to quickly shovel off the cement on the wall

Before decorating the wall, it is necessary to shovel off all the original cement layer, some friends do not know how to shovel the cement layer, the following is a brief introduction for you, I hope to bring you some help.

1. How to shovel off the cement layer on the wall.

You can buy a special cleaning agent, spray it on the surface for cleaning, and after soaking, you can wash it all off, this cleaning agent is acidic, and can dissolve cement well. If the cement layer is relatively strong, you can wash it several times, and after washing, you can also use a shovel to shovel it slightly, or use sandpaper to polish it with water, you can grind off the residual cement, and you can find professional help if you can't operate.

Second, the precautions for wall decoration.

1. If it is a blank, it can be directly polished, and the construction process is relatively simple. If it has been decorated, then it is necessary to clean up all the original decoration materials first, so as not to affect the second decoration, and the effect is also better, and the specific steps have been introduced above. After polishing, remember to scrape the putty, so that the decoration materials can be better pasted on the wall, and there is no need to worry about falling off.

2. There are many ways to decorate the wall, the more common one is to brush latex paint and paste wallpaper, you can consider it in combination with the actual situation, and you can also choose to paste tiles. For friends with better economic ability, you can consider using integrated wall panels, which belong to new materials, are very environmentally friendly, and do not have to worry about formaldehyde. It's just that ** is very high, each board ** is about 500 yuan, this kind of is still cheap, and the good ones should reach thousands of yuan.

It is recommended that you go to your local specialty store to find out before making a decision.

Clean with cement cleaner.

The concrete wall is required to be smoothed and smoothed at the convex place, and the recess should be filled in and filled. For the precast concrete floor slab and slab joint base, it must be brushed by a special person with a wire brush to remove the floating sand particles, pimples, dust and other debris on the surface. For the cement mortar paper reinforcement ash surface layer, the surface base layer is required to be dry, solid and clean (no floating soil oil stain).

After the concrete roof and slab joints are cleaned, the gypsum putty is filled and compacted with a steel scraper for larger defects such as honeycomb, and the horizontal wipe is scraped vertically (the top surface with a smooth surface can not be scraped). It should be rinsed with water immediately with the brush, and then the next process should be carried out after drying.

Dear, I am glad to answer for you: the best and fastest way to remove the cement layer or sand and ash layer on the old wall is to wet the wall with warm water 1, use a shovel blade to wet the wall with warm water, so that the construction is very fast and does not hurt the wall, but the wall may appear uneven after the shovel blade. 2. Before dealing with the sand-plaster wall of the old house, first clean up the dust on the wall; If it is washed with water, it should be constructed every other day to ensure that there is no open water on the wall; Then, the method of brushing while shoveling is adopted, and the shoveled area is used to repair the material, and the accumulated material is swept evenly.

Summary. Whether the wall skin should be shoveled off or not is mainly considered from the following three aspects:

1. If the old house of the last century has not been renovated recently, it is necessary to shovel not only to shovel but also to the clear water wall, use cement mortar to lay the foundation, paint plaster leveling, and use water-resistant putty to cover the surface and paint. This is the only way to preserve quality.

2. Destroy the original wall paint film, check whether the putty used on the original wall is water-resistant putty, use a shovel to find a back corner of the wall a few times, if it is very good to shovel, then the original residents use non-water-resistant putty when decorating, and can only shovel off the original wall skin. If it's hard to shovel, don't shovel it.

3. Look at whether the wall skin is hollow and cracked, and the original wall skin needs to be shoveled off if there is such a phenomenon after inspection. The walls of the new house are splashed with water, and the putty can be rubbed off by hand.

If the old house is renovated, should the cement on the wall be shoveled?

Hello In the home decoration family skin, most home improvement companies recommend shoveling off the white wall skin, in fact, they are worried that the adsorption force will increase after the putty is approved. However, it also depends on the quality of the original white wall materials, not that all developers make wall materials are not good, and some developers use materials that are also very good. It is recommended that the material of the old surface of the wall bucket should first be touched with your hands to see if there is a lot of floating ash on your hands.

Whether the wall skin should be shoveled off or not is mainly considered from the following three aspects: 1. If the old house of the last century has not been renovated recently, it is necessary to shovel not only to shovel but also to the clear water wall, use cement mortar to lay the foundation, paint the plaster leveling, cover the surface with water-resistant putty, and paint it. This is the only way to preserve quality.

2. Destroy the original wall paint film, check whether the putty used on the original wall is water-resistant putty, use a shovel to find a back corner of the wall a few times, if it is very good to shovel, then the original residents use non-water-resistant putty when decorating, and can only shovel off the original wall skin. If it's hard to shovel, don't shovel it. 3. He regrets to see if the wall skin is hollow and cracked, and if there is such a phenomenon, it is necessary to shovel off the original wall skin.

The walls of the new house are splashed with water, and the putty can be rubbed off by hand.

Clean it with dilute hydrochloric acid or dilute sulfuric acid used in the laboratory of the cement factory and it will be dropped! Because cement is alkaline, it melts or dissolves when exposed to acid. However, strong acids can damage the ground where the cement has solidified.

2 4 Clean the lead mountain with cement and make an agent for cleaning. Generally, cement cleaning agents are composed of compound acids, resists and descaling accelerators. Only the circle 3 4 can quickly and completely dissociate the accumulation of cement scale, rust scars and other minerals, so that the sediment Huaiheng and the sediment in the cement scale can be washed away together.

4 4 Generally, the cement cleaning agent needs to be diluted before use. However, cement cleaners are acidic, so be careful not to contact them for a long time**.

If you want to remove a white cement wall, you can do so by following these steps:

1.Prepare tools: shovels, hammers, spatulas, brushes, protective glasses, masks, etc.

2.Hit the white cement wall with a hammer to crack its surface.

3.Use a shovel to shovel the white cement wall off the wall. If the white cement wall is thick, you can use a spatula or scraper to help cut it.

4.Use a brush to clean up residue and dust from the wall. Branch loss.

5.Finally, wipe the wall with a damp cloth to make sure the surface is clean.

It should be noted that when renting and carrying out this process, you must pay attention to safety, wear protective glasses and masks, so as not to inhale dust and harmful substances.

Summary. Dear, I'm glad to answer for you: cement mortar wall shovel A: Good morning, dear! <>

First, clean it with dilute hydrochloric acid or dilute sulfuric acid used in the laboratory of the cement plant! Because cement is alkaline, it melts or dissolves when exposed to acid. However, strong acids can damage the ground where the cement has solidified.

Second, clean with cement cleaner. Generally, cement cleaning agent is composed of compound acid, resist and descaling accelerator, which can quickly and thoroughly dissociate the accumulation of cement scale, rust scars and other minerals, so that the sediment and the sediment in the cement scale are washed away together. Generally, the cement cleaner needs to be diluted before use.

However, cement cleaners are acidic, so be careful not to contact them for a long time**. Generally, the adhesion of cement is not very good. It can be removed in one piece.

You can soak in water in advance, after soaking cement in water. With the base layer will be soft and easier to remove, or directly shoveled off with a shovel. Oxalic acid, hydrochloric acid, can be, if you use something hard to scrape off the tile.

Cement mortar wall scraping.

How do I remove a cement wall?

Dear, I'm glad to answer for you: cement mortar wall shovel A: Good morning, dear! <>

First, clean it with dilute hydrochloric acid or dilute sulfuric acid used in the cement factory laboratory! Because cement is alkaline, it melts or dissolves when exposed to acid. However, strong acids can damage the ground where the cement has solidified.

Second, clean with cement cleaner. Generally, cement cleaning agent is composed of compound acid, resist agent and descaling accelerator, which can quickly and thoroughly dissociate the accumulation of cement scale, rust scars and other minerals, so that the sediment and the sediment in the cement scale are washed away together. Generally, the cement cleaner needs to be diluted before use.

However, cement cleaners are acidic, so be careful not to contact them for a long time**. Generally, the adhesion of cement is not very good. The slag can be removed in one piece.

You can soak in water in advance, after soaking cement in water. With the base layer will be soft and easier to remove, or directly shoveled off with a shovel. Oxalic acid, hydrochloric acid, can be, if you use something hard to scrape off the tile.