Coatings
Coatings for oily coatings and waterborne coatings. Oil-based paints have more than 10 times more harmful substances than water-based paints.
Commonly used furniture paint varnish, colored paint, mixed water paint. At the same time it is divided into matt paint or varnish. Previously used furniture paint is oil paint. However, modern people all pay attention to environmental protection. Because the harmful substances in oil paints are not good for the human body, furniture paints are now commonly used in water-based paints.
Coating process
When you use varnish, you should apply varnish to the board before the carpentry starts.
When lacquer workers enter the field, they should pay attention to whether they can clean their eyes. After the nails have been repaired, be sure to polish the color and dirt outside the nails. When you polish, you can't use a primer brush, because the primer contains a certain amount of silty, and the silty is for easy grinding. But the primer is not easy to thick brush, otherwise it will cause the clarity is not high, the text is fuzzy. So after the nail hole is polished, apply varnish 2 times. After brushing 2 times, clean the ground before brushing the last time. The ground is kept moist, so that the indoor air is dry and there is no dust. In such an environment, applying a top coat can produce better results.
Colored paint, mainly used to paint ash.
Wall paint
Before the wall is ashed, it should be seamed, and the joints should be applied with cotton-containing kraft paper, then plastered with plaster and 801 pure rubber, and then scraped with putty. After drying, brush over three times with 320# sand under 200W lamp.
masonry
When the construction starts, all the sewage should be plugged to prevent debris from entering and causing blockage.
When playing the trunking, it must be horizontal and vertical. The depth and width should be able to lay down the pipe. When the wall surface is clean, when playing the hot and cold water pipes, the groove cannot be played on the ground, and the grooves are played on the wall. To ground waterproof ointment above. If you do damage to the waterproof, you may not leak water before the decoration, but leak after the decoration.
First of all, we need to understand the materials on the market, and the wires can be selected from national inspection-free products. The choice of fiber optic cable is particularly important. Nowadays, there are many kinds of fiber optic cables on the market. The choice of fiber optic cable depends on whether the screen wall line and the main line of heart can meet the national standards. As for other lines, such as: surround, network cable, telephone line, and so on. These are less unqualified. Second: In the electrician installation process, several lines are considered. . Should be done, first tube, in the release box. But must be put into the box about 5mm, then threading. The line cannot be more than 40% of the line pipe in the online pipe. The power line must not be the same as the phone line, network line or optical fiber line. It is necessary to separate the line. There must be no connectors in the pipe, and in the new connection point, it must go to the line box. If multiple line boxes appear side by side, be sure to pay attention to the distance between the line boxes for 1 minute.
The distance between the hot and cold water pipes and the electrical conduit should be more than 10mm. The hot and cold water pipes must not be located where they cannot be seen or cannot be overhauled. They must be placed in a place that is easily accessible and aesthetically pleasing. The hot water pipes cannot use copper screws like cold water pipes. Fittings should be used for fittings, so as to ensure that the hot water heat up and shrink, not easy to leak.
Mason
When a mason enters the market, he must find the horizontal line first, and then review the correctness of the level.
Paste groove:
In the paste groove can not be raised, only recessed, so that no impact on the later project. Before paving the floor tiles, select the pattern, color difference and geometry. Clean the floor before laying. Sprinkle on the ground with pure grout, so that the ground can be stuck together with the cement river sand that is now being laid. After that, it cannot be delaminated. The paved tiles should be straight and the seams must be the same size. There can be no empty shell. After installation, the sand, cement, and other heavier things are not piled up. River sand rubs or causes sinking.
When installing the cabinet wall tiles, it is necessary to call a masonry first to make the walls rough, and the wall tiles will not be delaminated or hollow after being laid. When installing a wall tile, a horizontal line is required in the horizontal direction, and two vertical lines are required in the vertical direction. If the error of the wall surface is too far, the wall surface should be scraped with a groove of sand. In the wall tiles, the sand ash installed should not be too thick or too thick. The first one is dry and the second one is the fear of falling bricks.
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