Ask the wall, that top of the ceiling with gypsum board, the above can be directly painted it? Still have to do putty ah?
Gypsum board ceiling, in fact, and the wall to do gypsum board partition is basically the same.
Gypsum board to do a good job, the wall of the processing process can be carried out in accordance with the following steps.
1, seam processing.
Gypsum board and gypsum board is stitching together, or large or small must have a seam. This kind of joint, if handled properly, in a very short period of time may be cracking.
At present, no one can do so that these seams at 100% never crack.
However, there is an international common practice is to delay the cracks at the crack, of course, can not do 100% never crack, but it is recognized and effective.
With our tourmaline repair gypsum, for example, the operation process is as follows: "with a good mix of the goods will fill the slats and fill, and along the slit wipe a layer of gypsum to paste fiber reinforced mesh cloth (self- Cloth paste directly after the paste), compaction grid cloth and then wipe a layer of the product, the thickness of not more than 2mm board, until it is dry (about 2 hours), and then the whole wiping a product leveling. Mesh cloth can be replaced with kraft paper bandage.
2, scraping putty.
It is best to put the first putty, do not omit this step.
Gypsum board, are generally paper gypsum board, the outermost layer is paper, which is the most vulnerable place of gypsum board. Where the paper is generally a problem, the future will certainly be cracking from here and other issues.
Latex paint moisture content is very high, gypsum board of paper is so much water infiltration once, it is no guarantee that no problem, if there is putty layer to do what buffer is much better.
In addition, after the joint treatment, scraping putty can make the grassroots level, more uniform. If you do not scratch the putty, do the place where the gap and the color of the paper may have a certain color.and then paint.
Gypsum board, whether it is the ceiling and the wall, are to be used to seal the screw screw cap, gypsum board slot caulk putty embedded, and then paste the gap with the grid cloth, and then two to three gray, and then paint.
