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FAQ

What are the harmful substances in the gypsum board?

Bayer non-formaldehyde gypsum board, will not volatile harmful substances. Radioactive elements I do not know, but sulfur can be some

Gypsum board ceiling installation corner must be seven-shaped

This is not necessarily, as long as the long-term construction found in such a way, can be formed with the keel joints dislocation, in order to reduce the probability of cracks on the board.

Duplex structure of the house, the lower part of the compartment hanging gypsum board ceiling problem

First of all, the compartment of the I-beam bottom itself will not be flat, plus the pressure on the above components, resulting in it high and low. And, when installed I-beam, it is not necessarily around the level of the.

What is the degree of grinding when the wall is polished?

The first putty wiping flat, at least wiping 2 times, polished when a hand holding a light bulb, the wall of the small flaws in the light will be very clear, to focus on the flaws destroyed, a large area of a grinding and over, this will save time and energy. Brush the first paint, and then light inspection, the little bit to make up on the putty, polished smooth, and then brush 2 paint, so that even the wall in the downlight lighting will be perfect.

Gypsum board can not tile?

You can first in the gypsum board base coated with oil paint after hanging steel mesh and fixed and then plastering tiles, so to avoid the plaster board and the possibility of deformation of water.

Paper gypsum board non-stick paper and resurgence is what reason

Sheet surface rub paper phenomenon. The surface of the sheet to pick up the paper, that is, the appearance of the quality of the plate, but also to a certain extent, the strength of the plate and other inherent quality indicators have a negative impact, and this can not be ignored. The main factor affecting the surface of the sheet is the face paper. The interlayer adhesion of the paper is poor and the moisture content of the paper is too high. During the process of forming the water, the interlaminar bonding force of the paper will be further reduced, and the relative movement between the sheet and the equipment and the sheet will be Will be due to mutual friction and produce rubbing phenomenon, serious, the paper produced by the paper will cause scratches on the surface of the plate, and lead to easy fracture and other serious quality problems. Therefore, the paper gypsum board production process should try to use moisture, water absorption and other indicators of the stability of the face paper.

Home improvement in light steel keel, gypsum board dragon card and can be resistant to which good?

Ceiling with gypsum board is generally 9.5mm thick, 12mm thick for the wall, 6mm thick gypsum board has not seen. Gypsum board several brands can be resistant, Lafarge, Long card, and so the quality is almost the same.

The back of the cabinet to do the wall, do not have to use a layer of gypsum board, and then brush latex paint it?

This is possible, but only in the gypsum board, the edge of the gap, sticking on the seam cloth, so you can prevent cracks.