What is wall plastering? What is the role of wall plastering?

Wall plastering is the initial part of the home improvement masonry project, if this part of the construction is not appropriate will cause a lot of trouble in the future masonry project, a lot of decoration white people do not understand the wall plastering, then what is wall plastering? What is the role of wall plastering? Here we will make detailed answers for you, I hope you can help after reading.

What is wall plastering?

Wall plastering, refers to the plastering of cement mortar, mixed mortar, white mortar surface engineering on the wall. Specifically, the mortar is applied to the walls of the building, floor, ceiling, surface of a traditional practice of decorative works, some regions of China it is customarily called "whitewash" or "stucco".

What is the role of wall plastering?

Wall plastering is mainly to protect the wall and improve indoor sanitary conditions, enhance light reflection, beautify the environment; in the room susceptible to moisture or acid corrosion, mainly to protect the wall, ceiling and floor of the role of the ground. Building construction is usually the use of general plaster construction as a finishing layer of decorative decoration works called "rough decoration". Only after the completion of this process, the wall can be further decoration (paint, wallpaper and diatomaceous earth, etc.).

1, protective function, to protect the wall from wind, rain, snow erosion, increase the wall moisture, weathering, heat insulation capacity, improve the durability of the wall, thermal performance;

2, beautification function, improve indoor sanitation, purify the air, beautify the environment, improve the comfort of living.

Common problems of wall plastering:

1, poor bonding, hollowing, cracks: poor bonding between the stucco layer and the substrate, hollowing, cracks. The main reason is that the grass-roots level is not clean, water flushing, not enough wetting, the concrete surface is not coated with interfacial agent. As the mortar in the strength growth, hardening process, itself produces uneven contraction stress, the formation of dry shrinkage cracks.

2, plaster layer is too thick: the thickness of the plaster layer greatly exceeds the provisions, especially once into the work, the plaster layer will fall crack. The thickness of the plaster layer should be controlled by punching tendons, keeping 20mm as appropriate. Operation should be layered, intermittent plastering, should be in the first gray after the end of solidification and then erase the second time, do not once into the work.

3, the door and window frame side joints are not plugged with ash or plugged with ash is not solid, in the window frame on both sides of the drum, cracks, should be treated as a door and window joints by a person in charge of the process, door and window frame side joints must be played a good foam with cement mortar or fill with fine stone concrete, in order to prevent cracking and water seepage.

4, wall painting using different varieties of mortar to be clear, not mixed, mortar to do with mixing, strictly prohibit the use of overnight mortar, the operation of the ash should be cleaned up at any time.

The above is what I brought you what is wall plastering? What is the role of wall plastering? The whole content.