Scraping white is a kind of interior wall decoration of buildings, and it is also the most common type of wall decoration in ordinary houses. Scraping white is actually on the rough surface of cement, using construction benzene, talcum powder and cellulose (a kind of Chemical adhesive, easy to dissolve in water) mixture to fill the wall and ceiling, scrape and whiten the sand holes. How much is it per square meter to scrape Dabai? Is there any difference between it and latex paint? Let’s find out together below!
How much is it for a square meter?
It is usually 2-3 yuan per square meter for scraping Dabai, but now it is usually two people. If there are simple shapes and gypsum lines, the labor cost is about 12-15 yuan per square meter, depending on the difficulty of construction on site. If there is no gypsum line, simply rely on the sun corner and putty once and twice for 10 yuan per square meter .
Scratch the white step
Grass-roots treatment: If the original Dabai does not have too many skins, it does not need to be treated at the grass-roots level, as long as it is locally leveled. If the original big white is not very good or if you are afraid that it will peel after scraping the big white, you should shovel off the original big white, and then apply a strengthening or interface agent after shoveling; The remaining white dust is left on the wall to prevent it from forming a layer when the white is scraped. If it is not strong, it is recommended to apply white latex glue.
Gypsum leveling: Use gypsum to level the uneven walls or ceilings, and use elastic lines for internal and external corners.
Sticking bandages: First of all, we must cut a certain gap at the seams of the gypsum board and fill it with gypsum to make the gypsum board form a whole. Paste [white cloth or kraft paper] with bandages on all the seams, and it is best to stick two layers on the places that are easy to crack.
Scratching the big white: After the previous process is done, there is nothing to say about the big white. Just scrape it twice normally. The sanding looks simple, but it is actually the most important thing. Yes, there will be scars and cracks in places that cannot be polished. So be sure to light it with a light bulb to avoid leaks.
Brush latex paint: Before brushing latex paint, be sure to sweep away all the dust. For latex paint, you can add an appropriate amount of water according to the dryness of the wall. After brushing once, use sandpaper to polish it once. (Sandpaper with a larger mesh size can be used) , generally use 600 mesh) so that there will be a better effect and feel after brushing the two sides.
Which is better, scraping white or latex paint?
1. Scraping white paint and brushing latex paint are two processes in wall decoration, and they complement each other. Scraping white is actually the primary treatment on the wall before the wall is painted, and it is matched with the latex paint. Scraping Dabai is to use Dabai as putty to level the wall surface. After it is completely dry, sand it with sandpaper to make it smooth, and then you can roll the latex paint——latex paint is the last process in the entire wall decoration process.
2. Scraping white is a kind of interior wall decoration of buildings, and it is also the most common type of wall decoration in ordinary houses. Scraping white is actually on the rough surface of cement, using construction benzene, talcum powder and cellulose ( A chemical adhesive (easy to dissolve in water) mixture to fill the wall and ceiling, scrape and whiten the sand holes.
3. Emulsion paint is a common name for latex paint. It was born in the middle and late seventies of the 20th century. It is a large class of synthetic resin emulsion paint represented by acrylate copolymer emulsion. Latex paint is a water-dispersible paint. It is based on synthetic resin emulsion, and the filler is refined by adding various additives after grinding and dispersing.
Is Shabai poisonous?
Scraping white is not poisonous. Scraping white is a kind of indoor wall decoration in buildings, and it is also the most common type of wall decoration in ordinary houses. Scraping white is actually using construction talc and talcum powder on the rough surface of cement And cellulose (a kind of chemical adhesive, easy to dissolve in water) to fill the wall and ceiling, scrape and whiten the sand holes.
Precautions for scratching white
1. When there are skins, bulges and cracks on the wall, they should be scraped off, smoothed and polished
2. There are double-sided tape on the wall, and the stains and things that cannot be covered by putty should be disposed of in time
3. If there is any unevenness on the wall, it should be smoothed first and then scraped to make it clear
The relevant information about Shadabai is introduced here. After reading it, do you know more about Shadabai! I hope it will be helpful for your decoration!
