Which building curtain wall materials are good for building exterior walls
In recent years, developers have paid more and more attention to the quality of real estate, and many new types of exterior walls have emerged Materials, the main exterior wall materials on the market are: paint, face brick, stone, aluminum plate, glass curtain wall, etc. The more common ones in residential buildings are face brick and paint.
1. Exterior wall coating
The advantages of exterior wall coating are that it is more economical, has a strong overall sense, good decoration, simple construction, short construction period and work efficiency High cost, convenient maintenance, low initial investment cost, no danger of hurting people even if peeling and falling off, and easy to update, enrich the different requirements of buildings in different periods, and improve the image of the building after maintenance and update. At the same time, adding a waterproofing agent to the coating can solve the waterproofing problem in one construction. Its disadvantage is that the texture is poor, and it is easy to be polluted, discolored, peeled, and cracked. At the same time, the lifespan is short. Even if the paint with a life expectancy of 10 years may need to be cleaned and repainted in less than 5 years, the cost still needs to be paid by the owner, usually from the house maintenance funds paid by the owner. come out. In addition, the shrinkage of the painted exterior wall after the cement solidifies will cause some cracks on the exterior facade. Although the new elastic coating can solve this problem, the price of the elastic coating is also relatively expensive.
2. Exterior wall tiles
Exterior wall tiles are generally ceramics, with glazed and unglazed. In terms of appearance, the surface is glossy or matt, or the surface is smooth and smooth, that is, it has a different texture. Its advantages are sturdy and durable, with good durability and texture, bright colors and rich decorative effects, and has the characteristics of easy cleaning, fire resistance, water resistance, wear resistance, corrosion resistance and low maintenance costs. Durability includes dirt resistance, old resistance, scrub resistance, and long life, especially in areas with relatively large environmental pollution and dusty air, which undoubtedly has great advantages. The disadvantage is that the initial investment cost is high, the pasting requirements are high, the construction is difficult, and the construction technology is not hard enough to easily cause falling off and hurting people. At the same time, another waterproof material must be used to solve the waterproof problem. From an environmental point of view, the use of acid in the cleaning process will pollute the atmosphere. What needs special attention is that once the water seepage problem occurs on the outer wall of the brick, it is difficult to find the location of the water seepage, which will bring a lot of trouble to future maintenance.
Three, Stone
Stone generally refers to natural facing stone (marble, granite) and artificial stone (cultural stone). Natural veneer stone has good decorative effect and durability, but the cost is high. Artificial stone has the advantages of light weight, high strength, corrosion resistance, low price and convenient construction. Marble has the advantages of smooth surface, strong corrosion resistance, wind resistance, rain resistance, etc., which can play a good role in the cleaning and firmness of the fa?ade. Granite has the characteristics of compact structure, uniform structure, hard texture, wear resistance, acid resistance, and generous appearance. Because stone is resistant to scrubbing, it is generally used in a dirty environment on the first and second floors of a building, and the radiation it generates will have a bad impact on the human body.