Causes of Cracking of Gypsum Board Ceiling Joint and Its Treatment
In fact, sticky bandage, kraft paper are not too, the best way is to use nylon cloth 5 ~ 6cm wide, nylon fabric weave texture composed of two directions, cutting time along the latitude and longitude along the cut, not beveled. Grass-roots treatment clean and flat; this can be a long time to keep the surface latex paint does not crack.
The original gypsum board water, and then evaporate, the natural will shrink; so when the brush finish two or three days is not obvious, but two weeks later a problem.
Gypsum slab processing steps and specific methods:
1, to ensure that the gypsum board gap at the keel, and self-tapping uniform fixed;
2, set aside enough slit - generally 3-5mm;
3, with gypsum powder or fast adhesive powder to seal the gap, to be dry;
4, with white latex paste caulked belt - note the zipper inside and outside sides of the brush, to be dry;
5, then scraping putty or imitation porcelain.
