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Grass-roots inspection and treatment: Epoxy sealing primer, a layer of fiberglass cloth, grinding and repair, trowel coating, wear-resistant epoxy self-leveling intermediate paint, trowel coating, wear-resistant epoxy self-leveling plane paint, waxing and curing, completion acceptance.
After the penetrating coating roller coating is completely dry, the coating is combined with quartz sand, a small amount of other auxiliary powder is used to construct the quartz mortar layer, the epoxy mortar layer is constructed, the epoxy resin primer and the curing agent are mixed, and the high-quality quartz sand and related fillers are poured while stirring, and after evenly stirring, the bottom coating is evenly scraped with a flat knife or trowel. Entrances and exits are closed throughout the construction process.
Precautions for self-leveling epoxy floor construction
Epoxy self-leveling is a functional flooring decoration material, which has excellent characteristics such as green environmental protection, high gloss, thickness of primary coating film, firmness, toughness and wear resistance. Epoxy self-leveling is typically used in locations where a high degree of cleanliness, sterility, dust-free, contamination resistance, excellent chemical corrosion, mechanical abrasion resistance, and ease of cleaning are required. The epoxy self-leveling application process is the same as that of water-based epoxy floor coatings.
The temperature and humidity of the on-site construction environment should be controlled before epoxy self-leveling construction. The temperature is controlled between 5 -35 and the humidity does not exceed 75%. During epoxy self-leveling construction, the main paint and the curing agent are mixed and stirred in proportion, and they are used up within 30 minutes after stirring, otherwise the paint film is easy to dry.
After the epoxy self-leveling construction is completed, it needs to be cured for at least 7 days before it can be put into use. During maintenance, try to avoid using water or various solutions.
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Epoxy self-leveling construction steps.
1. Grassroots inspection and treatment.
1.Remove slurry, dust and trash from concrete surfaces.
2.Sands off the slurry to create a rough surface.
3.Remove moisture:
Ventilation: The use of air circulation to take away moisture and promote further volatilization of moisture.
Heating: Raise the temperature of concrete and air to speed up the rapid evaporation of water.
Second, primer construction.
Mix the main agent and curing agent in proportion, stir evenly, and roll coat or paint with scraper blades within the usable time to fully wet the concrete and penetrate into the inner layer of concrete. After applying, it is shiny, and the dull area should be reapplied in a timely manner.
3. Medium coating construction.
Mix the epoxy color paste, curing agent and the appropriate amount of quartz sand mixture well, and scrape a layer with a serrated trowel to fill the sand holes to make the surface smooth. Use the tip of the trowel to remove air bubbles and pick out impurities; The middle coat cures, scrapes the fill putty and sands it flat.
Fourth, the surface coating construction.
The topcoat after the addition of the curing agent must be used within 30 minutes, and if the paint in the mixing drum is hardened, the mixing drum must be stopped and replaced. After stirring thoroughly, pour it on the ground and shape it at once with a 2 mm trowel. 72 hours after construction, you can step on people.
Fifth, topcoat maintenance.
48 hours after the completion of the topcoat construction, you can apply a protective agent, and you can not apply water, oil, alkali and other chemicals within a week.
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The details are as follows:
Preparation of construction equipmentConstruction equipment preparation: grinding machine, grinding machine, milling machine, shot blasting equipment, vacuum cleaner, broom, mixer, weighing, barrel, drum, floor paint (flat mouth, round mouth) trowel, flat bottom scraper.
Epoxy self-flowing floor paint in the construction of a lot of attention to the place, epoxy self-leveling floor paint construction methods and material selection there is no fixed standard, Europe, America, Japan, South Korea and other countries of materials and construction habits are different, in Chinese mainland these three construction methods are adopted, but due to the gradual reduction of engineering **, multi-layer system because of its low material cost in the market in the mainstream.
Selected materials and characteristics: solvent-free primer and solvent-free epoxy artesian plane coating, quartz sand sealing primer are mostly solvent-free, with good permeability and sealing; This solvent-free epoxy self-flowing plane coating is usually composed of epoxy resin, curing agent, color and additives, etc., without or less filler, and after mixing A and B on site, it is necessary to add a certain proportion and particle size of quartz sand (powder) to prepare a trowel coating slurry, and after coating with a sawtooth scraper trowel, then use a nail roller to roll the surface for defoaming and leveling.
Construction points: because of the secondary molding, so this construction method in the uneven ground to do thin self-flowing, the ground needs to be repaired and leveled first, otherwise the flatness after construction is not good; Secondly, the sealing primer must be able to ensure that the pores of the substrate are completely closed; The third is that the nail roller must be used.
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<>What is the specific content of the epoxy self-leveling ground construction process, the following Zhongda Consulting will answer for you.
Due to the requirements of production process and product characteristics, electronic and chemical plants mostly use epoxy anti-corrosion floors. The article focuses on the technical requirements, technological processes and quality control measures of epoxy self-leveling ground base and surface layer.
Epoxy self-leveling ground has good wear resistance and corrosion resistance, and is widely used in electronics, pharmaceuticals and other factories with special requirements for corrosion resistance.
1. Anti-corrosion, a class of epoxy self-leveling peib floor.
Base treatment Roll coating bottom layer Scraping mortar layer Grinding and cleaning mortar layer Laying fiber cloth layer (1) Grinding and cleaning fiber cloth layer (1) Laying fiber cloth (2) Grinding and cleaning fiber cloth layer (2) Laying fiber cloth layer (3) Grinding and cleaning fiber cloth layer (3) Batch coating Grinding and cleaning batch coating Trowel coating surface layer.
2. Anti-corrosion Class II epoxy self-leveling ground.
Base treatment: Roll coating bottom layer, scraping mortar layer, grinding and cleaning mortar layer, batch coating, grinding and cleaning batch coating, trowel coating surface layer.
3. Anti-static epoxy self-leveling ground.
Base treatment: Roll coating bottom layer, trowel-coated mortar flow spread, grinding and cleaning flow spread, batch coating and patching, grinding and cleaning batch filling, copper mesh, rolling coating conductive layer, scraping conductive layer, trowel coating antistatic surface layer.
4 Ordinary self-leveling ground.
Base treatment: Roll coating bottom layer, batch coating batch scraping layer, grinding and cleaning batch scraping layer, trowel coating surface layer.
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Nowadays, people are more and more auspicious when decorating, such as self-leveling floors are deeply liked by people, but some details in the construction should be paid attention to. The following will introduce to you what are the practices of epoxy self-leveling flooring.
First of all, the ground should be dusted, repaired, etc., after the ground is clean and flat, a layer of epoxy primer is rolled on it, and then an appropriate amount of quartz sand is added in the mortar, stirred evenly and wiped on it, and then two epoxy putty are smeared after drying, and then a self-flowing plane paint can be wiped after the ground is dry.
What are the main advantages of self-leveling cement.
1. Strong liquidity.
This product form is a kind of fluid water mass mud mortar, which has good fluidity and can quickly level the ground.
2. Fast hardening speed.
This is a kind of fast-drying and fast-hard floor material, compared with ordinary cement, after construction, it can be walked on in 4 to 6 hours, and it is a product with high efficiency.
3. No shrinkage.
It has the characteristics of no shrinkage, and can be made seamless.
4. The thickness of selling or fighting is small.
The construction thickness is generally 2 to 8mm, which belongs to a thin layer of covering the ground, which will not add too much space to the ground.
5. It can be directly covered.
It can also be directly covered on the old ground, which is a good product to save time and money.
6. Good fire performance.
7. High adhesion.
Summary: What are the relevant contents of the epoxy self-leveling flooring practice, you can follow the above steps to do epoxy self-leveling flooring, and some details must be dealt with well during construction. If you want to know more about related knowledge, you can consult Qijia.com.
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Nowadays, more and more people pay attention to the protection of the environment, so many owners will paint epoxy self-leveling floors when decorating outdoor gardens, but many people do not know much about the practice of epoxy self-leveling floors, so what is the practice of epoxy self-leveling floors? What are the key points of epoxy self-leveling ground construction? Let's take a look!
1. What is the practice of epoxy self-leveling flooring.
First of all, it is necessary to dedust, polish and repair the ground to ensure that the ground is clean and flat, roll a layer of epoxy primer on the ground, and then add an appropriate amount of quartz sand to the self-leveling mortar, stir it evenly and apply it to the ground with a trowel, and then apply two epoxy putty after drying, and then apply an epoxy artesian plane paint after ensuring that the ground is completely dry and flat.
2. What are the key points of epoxy self-leveling ground construction?
1. During the construction of epoxy self-leveling ground, it is necessary to ensure that the temperature of the environment is not lower than 5, and the humidity shall not exceed 75%, and during the construction process, it is also necessary to ensure that the air can be circulated normally, and the modulation time should be controlled within 30 minutes when the amount of materials used is adjusted.
2. During the construction process, it is necessary to avoid the paint surface being stained with debris and dust, so as not to affect the construction effect, and shall not add other overdue, and the curing agent shall be added in accordance with the specified proportion, and the cleaning of the ground shall be done to ensure that the moisture content of the ground does not exceed 7%.
3. Because the epoxy self-flowing topcoat will form a film at one time after being applied, it is difficult to repair once there is a mistake in the construction process, so the construction base surface must be treated before construction, and the position of the base surface protrusion must be polished, so as not to affect the construction effect of the epoxy self-leveling floor.
In short, there are many problems that need to be noticed in the construction process of epoxy self-leveling flooring, so we must do our homework in advance before construction, so that the problems encountered during construction can be solved in time. If you want to know more about decoration, you can pay attention to the relevant information of Qeeka Home.
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The construction of epoxy self-leveling floor paint first prepares the material, then treats the ground, and then constructs the primer, epoxy mortar layer, epoxy putty layer, and then trowel coats the self-leveling floor paint, the specific steps are as follows:
1. Preparation
Before the construction of self-leveling floor paint, it is necessary to make full preparations, that is, first according to the area of the construction site, determine the number of construction materials required, and fully prepare. Secondly, it is necessary to prepare all kinds of construction tools to create good conditions for the construction of self-leveling floor paint.
2. Ground treatment
Ground treatment means that the ground base of the construction site needs to be polished, repaired, decontaminated and dusted to make the ground clean and smooth.
3. Epoxy primer construction
The biggest role of epoxy primer is to increase the adhesion of the surface of the ground base, so the epoxy primer must have good permeability and adhesion. Specifically, the epoxy primer is rolled on the surface of the base layer more evenly.
4. Construction epoxy mortar layer
The main purpose of the epoxy mortar layer is to enhance the impact resistance of the ground and at the same time further level the ground base. In general, in order to better improve the impact resistance of the ground, an appropriate amount of quartz sand will be added to the epoxy material.
5. Construction epoxy putty layer
The epoxy putty layer is to add an appropriate amount of putty powder to the epoxy material, and then evenly apply it to the epoxy mortar layer that has been constructed.
6. The trowel is coated with self-leveling floor paint
In order to ensure the quality of construction, the self-leveling floor paint trowel must be applied evenly.
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The self-leveling construction procedures of epoxy floor paint are base treatment, epoxy primer construction, epoxy mortar construction, epoxy putty and construction, topcoat construction, inspection and so on.
1. Grassroots treatment.
Prove that the epoxy floor has good adhesion to the ground. To make the epoxy floor form a good whole, use the special grinding machine for the epoxy floor to polish the ground as a whole, reduce the local high point, and polish the ground light layer to make the new city open the absorbent bottom layer.
2. Epoxy primer construction.
The epoxy primer and the curing agent are fully stirred according to the specified ratio to allow the curing reaction to fully occur, and then the ground is scraped with a scraper or other special primer painting tools to evenly coat the ground to form a closed primer.
3. Epoxy mortar construction.
Epoxy mortar has the characteristics of good bond strength, improving compressive wear resistance and impact resistance, the purpose is to provide a base with excellent performance for the surface coating and the entire epoxy floor system, and at the same time play a leveling role on the ground, the epoxy mortar material and the curing agent are fully stirred according to the specified ratio, and the parts with poor flatness are first partially leveled, and then the ground is evenly scraped with a trowel, leveling and compacting.
4. Epoxy putty construction.
Carry out fine leveling on the ground, improve the flatness of the ground and the strength of the ground, mix the epoxy putty and the curing agent according to the regulations, fully stir it evenly, and scrape it evenly with a trowel to make the ground smoother.
5. Topcoat construction.
Improve the thickness of the floor, the surface is smooth, clean and beautiful, dust-free, can achieve the mirror effect, acid and alkali resistance, oil resistance, heavy pressure resistance, strong chemical resistance, the solvent-free epoxy topcoat is not fully stirred in accordance with the proportion, so that it is solidified to the use standard, scraped evenly with a self-leveling trowel, and finally the topcoat is left for molding.
6. Inspection. Whether the epoxy floor paint can reach the standard after construction, first look at the completion of the surface, to do without any particles, smooth to the touch, and even to achieve the effect of mirror, indicating that the coating is successful.
I am not very clear about home improvement, I am more aware of the self-leveling ground in the clean area of the pharmaceutical factory, no need to take care of it, the advantage is that there are no gaps, it is very convenient to drag and sweep, but it is easy to clean it is not clean, because a little dust sticks to it will be very clear, self-leveling quality and handmade, the quality is good for 3 to 8 years, the quality is not good or 1 year will crack or peel, the handiwork is not good and it is particularly easy to blister, this drum is particularly ugly. In fact, epoxy self-leveling to put it bluntly is epoxy (resin) paint splashed on the ground to let him flow smoothly, is the paint will dry and crack after a certain period of time, peeling, if there is an oily substance dripping on it, it should be wiped off immediately, otherwise it will leave marks, and organic solvents such as nail polish remover will leave marks as long as they drip on it. Secondly, the clean area of the pharmaceutical factory is a perennial temperature of 18 26 degrees Celsius, and the humidity is maintained at 45 65 degrees
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