What are the causes of wall cracks? Repair method of wall crack

The quality of the current housing is generally not good, so there may be wall cracks soon after the purchase. This will happen in those houses that have been around for a long time. This is caused by different reasons. We are looking for Registration to be repaired, then there are reasons for cracks in the wall, what does? method for repairing cracks in the wall, what does? Xiao Bian If you want to know more decoration of the home network and see it together.


墙体裂缝


First, the cause of wall cracks


1. It is common in the wall to calculate temperature cracks. The common cause of such cracks is the intersection of different materials, such as horizontal cracks at the intersection of the ring beam and the brickwork. We all know that usually the material has the property of thermal expansion and contraction, and the structure of the house will be deformed due to the change of the surrounding temperature. Therefore, the expansion coefficient of different materials will cause temperature cracks.


2. Some problems in the quality of the house itself, such as cracks in the insulation layer, improper repair and painting after wall slotting, will lead to cracks in the wall after the decoration. If this is the case, it is only necessary to peel the wall evenly along the direction of the crack, use the elastic putty to make the base, glue the adhesive tape, and then level the whole, and then make the primer and topcoat in turn.


3. The latter type is a structural crack, which is a crack caused by the upper load, which indicates that the bearing capacity of the wall is insufficient or there is a considerable problem. In actual life, it is often caused by the construction of various pipelines through the wall after the completion of the house, which damages the integrity of the wall, reduces the surface area of ​​the wall, reduces the bearing capacity of the wall, and causes cracks in the wall; The use, to increase or enhance the use of load vibration force, so that the destruction of the wall, causing the wall cracks.


墙体裂缝


Second, the repair method of wall cracks


1. If the grassroots layer is not strong, it is necessary to remove all the grassroots layers and renovate the grassroots floor. Moreover, the cracks in the base layer of the wall are too large, which will seriously affect the safety of family members and must be handled by the relevant real estate enterprises.


2. If cracks appear in a large area, the base of the cracked wall is chiseled into a "U" shape, the spacing of the "U" groove is greater than 20 cm, and the chiseled substrate is chiseled, and then the wire mesh is hung. Later, it was made by applying a decorative material with elasticity to the crack position to make up for the crack in the wall.


3. Of course, if friends can't take the time to sort out these cracks, they can use wall paper to decorate the wall and cover the cracks. But Xiao Bian wants to remind that this method of stealing the ear must be used with caution.


There are certain cracks in the wall of the house. Because of the bad quality, there will be such a phenomenon. What are the causes of the crack in the wall and how to fix it? I want to introduce the above small series. Well, if you still want to know more about decoration, please continue to pay attention to the decoration home Internet cafe.


More related wonderful reading:

How to deal with wall cracks in wall cracks

Wall cracks common causes of wall crack repair methods

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How to deal with wall cracks: find the reason to solve!

How to remedy the cracks in the wall? Wall crack treatment method

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