Traditional Culture Encyclopedia - Photography and portraiture - Uses and types of gypsum
Uses and types of gypsum
In the wall decoration, the first thing to do is leveling the wall, which is the basis of the whole decoration. If the wall is not leveled, the later work will be in vain. Uneven wall will cause a series of problems, such as cracking of putty layer, falling off of wall bricks and overall unsightly appearance.
♂? Wall leveling method
At present, there are two main methods of wall leveling, one is gypsum leveling and the other is putty leveling.
♂? Advantages of gypsum leveling
Gypsum leveling is suitable for local leveling. For large-scale leveling, putty is obviously more dominant, especially with putty spraying machine, which is faster. Therefore, gypsum can be used for local rough leveling first. After all, gypsum is very effective for filling holes and correcting the angle of yin and yang.
Types of gypsum board
The types of gypsum board are paper gypsum board, fiber gypsum board, decorative gypsum board and gypsum hollow board.
Application of gypsum board
Gypsum board can directly replace wall plastering layer, which is mainly used to separate indoor space and has the functions of sound insulation and fire prevention. Gypsum hollow slab and gypsum block often act on non-load-bearing internal partition wall, which is very convenient for construction. It is suitable for indoor partition of office buildings, shops, industrial plants and other buildings, but it is not suitable for installation in bathrooms, kitchens, balconies and other places.
♂? Specification and thickness of gypsum board
Commonly used gypsum board partition walls are 2 135*9 15mm, 2440mm*9 15mm, 2440* 1220mm, and the thickness is 0. -1.2 mm ... It should be noted that the thickness of gypsum board partition wall needs to be determined according to indoor conditions. If the small wall of the indoor space is not too thick, the keel of the partition wall generally adopts type 75 or 100 keel.
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