1. Check the verticality of the wall corner and the flatness of the wall first, and find that the error is too large, so the protrusions, unevenness and depression should be removed.
2. Make special cement slurry: mix white cement and wood glue in a ratio of about 3:1, add an appropriate amount of old powder and 801 glue, and mix well.
3. Use special cement slurry to smooth the corners and walls, and the slurry maintains an appropriate thickness.
4. Sensory inspection of the straightness and toughness of the corner protection of the building; if subject to professional restrictions, Xiabo corner protection line recommends that you choose to buy a brand with a certain reputation.
5. It is advisable for the corner protector to be close to the corner of the wall, and the slurry should overflow from the punching hole; if you consider strengthening the fastness, it is recommended to fix the corner protector with nails. Then, gently smooth the cement slurry overflowing the punching area.
6. After a little drying, apply a layer of professional slurry and smooth it.
7. After natural air-drying, it usually takes about 48 hours. In case of rainy season, it can be prolonged appropriately. Use sandpaper to lightly polish and apply a layer of putty powder.
8. Finally, you can choose to paint, paint or other.