Home decoration paint construction process and process

Home decoration paint construction process and process Home decoration Construction paint project is generally the sign of hard-packing is coming to an end, the general paint project is a face project, if the paint process is not good, it will not protect the wood products and aesthetic effect , Also for the use of latex paint, there are certain to go and process principles, if not follow these steps will make the quality of home decoration is poor.
Paints are collectively referred to as wood paints and latex paints. Wood paints are divided into polyester paints and lacquer paints. The polyester paint has high construction requirements, the ratio is strictly complex, and the feel after the single pass film is good, but it is not easy to repair after the damage, and the yellowing resistance performance is not stable. The simultaneous construction with the latex paint may smoke yellow latex paint. Nitro-lacquer is easy to construct, easy to repair after damage, and has good resistance to yellowing, but it can be formed thinly in a single pass and feels better after a certain number of passes.
1, brushing latex paint process
1. The main construction process Sweep the grassroots → Fill the putty, partially scrape the putty, grind the surface → The first pass is filled with putty, grind the surface → The second pass is full of scraping putty, Grinding → Brushing the sealing primer → Brushing the first time Paint → Putty replenishment, leveling → brushing the second pass paint → polish and live.
2. Construction Essentials Grassroots treatment is the key to guarantee the construction quality. Among them, ensuring that the wall is completely dry is the most basic condition. It should generally be placed for more than 10 days. The walls must be flat and at least scraped twice to meet the standard requirements. The method of applying the latex paint may use hand brush, roller coating and spray coating. Brushing should be done continuously and quickly, once brushing. When applying latex paint, it should be uniform and there should be no phenomenon such as brushing or flow. Brush it again and polish it again. Generally should be more than two times.
3. Wall paint: Hand sweeping process If the wall is an old one, it is necessary to scrape off the surface wet water first. After drying, paint over the varnish. If it is an old house and the matrix is ​​good, it can be sanded once or twice using coarse sandpaper and it does not need to be scraped.
1) Firstly use 108 glue, cooked rubber powder and fly-fly powder to make up the putty and then level the whole wall.
2) Dry thoroughly with fine sandpaper.
The above steps generally have to be repeated three times until the wall is flat.
3) Brush topcoat (latex paint)
4) After polishing, polish with light sandpaper.
5) Brush the second time finish.
2, spray painting process If the wall is an old wall, you need to first wipe the surface of wet water. After drying, paint over the varnish. If it is an old house and the matrix is ​​good, it can be sanded once or twice using coarse sandpaper and it does not need to be scraped.
1) Flatten the entire wall with 108 glue, cooked rubber powder and fly powder after mixing into a putty.
2) After sanding, polish it with sandpaper.
The above steps generally have to be repeated three times until the wall is flat.
3) Spray the first time finish (latex paint)
4) After polishing, polish with light sandpaper.
5) Spray the second time finish.
4. Precautions
(1) The putty shall be matched with the performance of the paint, solid and firm, and shall not be powdered, peeled or cracked. Use water-resistant putty in damp places such as bathrooms.
(2) The coating liquid should be thoroughly mixed, the viscosity is too large to be properly added, and the viscosity can be increased by adding a thickening agent.
(3) The construction temperature is higher than 10 degrees Celsius. Indoors cannot have a lot of dust. It is best to avoid rainy days.
Construction methods: brush, roller, and spray have different lengths, and they should be taken separately.
The roller coating is suitable for large-area construction and is more efficient than brushing, but it will have a fish-like skin effect. This method of construction is unpopular for those who do not like pockmarks. Moreover, roller coating costs nearly 20% more material than brushing, artificially increasing the cost.
Brush painting is manual brushing and is a commonly used construction method. The advantage of the brush coating method is that it saves paint, the tool is simple, the construction is convenient, it is easy to grasp, the flexibility is strong and the adaptability to the paint variety is also strong, and it can be used for general paints.
However, the disadvantage of the brush coating method is that the manual operation is labor-intensive and inefficient, and it is not suitable for quick-drying paints. If the operation is unskilled and the action is not rapid, the paint film will produce brush marks, sag, and uneven brushing defects. .
Spraying is divided into two types, one is air spraying and the other is high pressure airless spraying.
Aerated spray leaves a lot of air bubbles on the wall. Although the construction speed is fast, the effect will be poor. It is not recommended for indoor use.
High-pressure airless spraying has just begun to become popular in China in recent years, but in foreign countries, high-pressure airless spraying of interior and exterior latex paints has long been widely used. The specific construction method is to use a special high-pressure airless sprayer to deliver the high-pressure paint through the high-pressure hose to the spray gun and release the pressure through the spray gun to form the atomization, thereby forming a smooth and dense coating on the wall surface.
2, wood paint construction process
(1) Varnish construction process to clean the surface of the wood → Polished sandpaper → Polishing powder → Polishing sandpaper → Full scrape the first time putty, sandpaper polishing → full scraping the second time putty, fine sandpaper polishing → brushing oil color → Brush the first time varnish → fight to find the color, repair putty, fine sandpaper polishing → brush the second time varnish, fine sandpaper polishing → brush the third time varnish, polishing → water sandpaper polishing fade, waxing, rub bright.
(2) Mixed color paint construction process:
First, clean the dust on the surface of the base layer, repair the base layer → level off with matte paper → paint on the frugal part → puttying on the bottom → dry oil → first pass paint scraper → polishing → brushing primer → primer Dry hard → brushing the surface layer → repair putty to repair → polish wipe the third time the paint brush brush the second time coating → polishing → third paint finish → polishing wax.
Related Links Simple and practical paint coating construction Raiders home decoration Paint construction process and process Interior paint construction process and points Indoor paint construction Which is the key to the top wall Paint wall paint Construction process Paint in the construction of the Notes Analytical Paint decoration Common Eight problems 10 kinds of paint conditions symptomatic medicine decoration paint 17 points to a good safety and quality of paint engineering construction and acceptance methods and methods how to remove the paint taste of paint after home renovation construction sequence:
1 Remove dust and dirt on the surface of wooden products and lines (wood base).
2 Trimming the burrs on the surface of the wood substrate, lifting the flaws, etc., Polishing with sand, so that the corners are neat.
3 with oily putty (or transparent putty) for scraping, polishing, polishing and putty after replacement (when using varnish, first make up brown eyes, nail holes, and make local color correction work).
4 Apply the first pass of paint, refill the putty, remove dust after polishing
5 Apply the second pass of paint, remove dust on the surface and polish with water sand, repair the oil
6 Apply the third pass of paint until you achieve the desired effect.
The simplest and most practical way to identify construction quality tips is to take a flashlight along the wall. Under a strong flat light, any cracks or bumps are obvious at a glance.
buy:
Do not blindly pursue the performance of more products to buy a brand with a certain reputation, in order to prevent some unscrupulous construction units, "the civet cat for Prince Edward", the best consumers can think of the construction master asked after their own purchase. At present, there are many types of coatings in the paint market. There are also many kinds of business performance concepts. Consumers must pay attention to their own actual construction conditions to choose, and they should not blindly pursue performance-rich products.
Decoration paint 17 points to a good safety quality
1. Do not add water when using medium and dark latex paint, otherwise it is prone to color
2, plaster board joints to be bandages
3, where there is a gap in the wall to really cool cloth is better
4, the original putty some of the walls are best to get rid of, or brush again glue seal
5, try to buy a well-known brand of paint, decoration company recommended or foreman recommended try not to use
6, the weather is too wet, paint do not brush
7, paint, paint, etc. to be polished completely dry
8, the next paint must wait for the previous paint to dry
9, metal surface paint to do anti-rust treatment
10, the weather is too cold, the quality of paint construction will be poor
11. When the door is painted, use a textured paper to cover the hinge and door lock
12, too hot, pay attention to ventilation
13, when wallpapering, it is necessary to brush oil on the wall
14, when wallpapering, you should remove the switch and socket panel
15, light, mercerized latex paint to be completed once, make up for the color difference
16, after the skirting line is installed with putty and latex paint to make up the seam
17. Frosted glass should be protected with newspapers.

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