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When the old cement floor is renovated, the ground is first polished with a grinder, the surface is polished and smoothed, and the concrete aggregate is removed. For the renovation of old cement and old epoxy flooring, you can use Runyu new material flooring.
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When the old cement floor is renovated, it is necessary to remove all the original cement, and then change the surface to concrete infiltration floor, which will be closer to affordable; To remove the old floor first, and then remove the grease, and then there are cracks to repair the treatment, when choosing the material, you can choose the concrete repair agent, it will be more convenient.
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The original cement floor needs to be cleaned up, and the polishing and smoothing shall prevail; It is more common for old cement floors to be repaired and renovated into penetrant floors, and the original cement floors are cleaned and then coated with oily one-component floor penetrants.
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The steps to renovate the old cement floor indoors are as follows:
1. When the old cement floor is renovated, first of all, all the original glue cement will be removed, and then the surface will be changed to concrete to penetrate the level, this method is used by many people, because it is more economical.
2. Polishing the original cement floor, repairing the cracked place, and then spraying some concrete sealing curing agent, at this time, the curing agent will play a role in blocking the capillary pores of the concrete, and at the same time increase the strength, wear resistance and brightness of the concrete, and finally turn the original old ground into a very smooth concrete level, and its service life is very long, basically there is no problem with 20 years of use.
3. The renovation of the cement floor, in fact, you can also choose epoxy, the floor epoxy floor, the brush on the cement is also very bright and good-looking, and its waterproof performance, anti-corrosion performance is very good, the method is very simple, only on the old cement, directly coated with epoxy.
4. Before coating, we must clean the surface of cement, the surface of cement, there can be no dust, and other rooms, if there is cracking, we had better use a sealing curing agent, seal all the places that have been opened, and then use epoxy, this situation will appear epoxy flooring.
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Many owners renovate old homes, giving the house lots of lighting and beautiful decorations. Renovation of old cement floorsIt is also an important step in the renovation of old houses. Let me tell you about itRenovation of old cement floorsmethod.
1.How to place a cement floor.
Subsequent cement cracks instead of one, and so the concrete floor floor construction is difficult, first let's understand this, you good pretend to pour the ground to measure the structure of the water, because it maintains the thorough structure of the floor before the wet soil, understand the groundwater and draft if the speed is not enough, it directly affects the adhesion of cement to grass.
2.The cement cannot be used directly when the package is opened, it must be mixed with the sand at a certain speed. Only with an appropriate mix ratio, if it is not too easy to crack the phenomenon with a low rate, the concrete floor will return to the sand again, but the symptoms of friend digging can be very complex, but solved.
In this proposal we have 5: 4-1: to control the ratio between cement and sand work, to improve the home environment between sand, it is necessary to distribute a large proportion of work.
3.Stir the mortar evenly, paying attention to the consistency of the whole process. This is because the difference in viscosity affects the actual effect of cement hardening.
Diluted mortar and mortar has triggered a very important step in the thin mortar, shrinkage of the cement surface, and where errors can occur in the uneven height of the cherry blossoms.
4.If there is a difference in height in the ground, the work should be leveled before the cement hardens. Especially the height takes time to measure the difference, so we need to start the cable when the cement is initially set, and the whole leveling process controls the time to the choppy place.
Renovation of old cement floors, we also need to work on preservation; Water 2 3 days after the end of the level can be done 2 3 times a day water can dry the cement naturally, there is no tendency to cracks. When working on the ground, the room temperature must be controlled. Otherwise, if the cement dries too quickly, it will dry easily.
6.The cement floor will also be calendered, giving the cement floor a noticeable effect. Calendering requires people to work on the ground. Therefore, it is necessary to wait for the cement floor to dry and cure for 4-5 hours before starting the work.
You can get it for free
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Some people who live in old houses will choose to use cement floor directly when decorating the ground, but with more and more decoration styles, many people who use cement floor decoration also want to renovate, but they don't want to spend too much money, so they have been more concerned about "what are the cheapest ways to renovate cement floor?" How to maintain the cement floor". Some people who live in old houses will choose to use cement floors directly when decorating the ground, but with more and more decoration styles, many people who use cement floors for decoration also want to renovate it, but they don't want to spend too much money, so they have been more concerned about "what are the methods of cement floor renovation?"
How to maintain the cement floor", let's take a closer look at it below.
What are the methods of cement floor renovation?
If you want to renovate the original cement floor, the way is to add the original concrete ground to re-polish it, and then spread a thin layer of cement slurry on the original ground. The cost of cement floor is not expensive, especially suitable for those country roads, but the service life of cement floor is not long, and it is easy to have the problem of ground cracking and ground collapse after a long time. Therefore, after laying the cement floor, you must wait for the cement to dry completely before it can be used normally.
And in the process of daily use, we must pay attention to the maintenance of the cement floor.
How to maintain the cement floor?
1. Selection of maintenance methods. Cement floor maintenance is very important, after the completion of the maintenance should be immediately maintained, the ground should be sprayed with some curing agent, but also moisturizing and covering. If it rains, you can lay some sacks or straw bags on the ground to prevent the rain from washing the ground.
2. Cover plastic film for curing. Plastic film can also be used to maintain cement pavement, pay attention to the thickness when choosing the film, the width is generally more than 600mm, in order to ensure that it can cover the ground.
3. Cement water storage maintenance and soaking. Concrete floors can also be cured by water storage and soaking, using mortar to form a pool around the ground and preventing water loss. However, the temperature of the curing water should not be lower than 11 to prevent cracks in the ground.
4. Curing time. When the cement floor is cured, it is necessary to grasp the time, mainly depending on the compressive strength of the ground, which cannot be less than 80% of the compressive strength. Cement floor should pay attention to the early maintenance, generally about half a month, if it is high temperature or humid weather, the number of days of maintenance can not be less than 20 days.
That's all there is to know about "What are the methods of cement floor renovation?" How to maintain the cement floor", I hope it will be helpful to you. After all, the cement floor is different from the tile floor, and there are certain differences in maintenance, so we are to understand it, so that we can extend the use time of the cement floor.
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First, use a grinding machine to polish the ground, polish its surface flat, and remove the concrete aggregate. Then pour the curing agent on the sanded ground to improve the strength and prevent the phenomenon of ash or sand. Then select the corresponding grinding disc and continue grinding.
If the floor is paved mechanically, it must not only be sprayed with curing agent, but also covered with moisture on the surface. 2. When the cement floor is maintained, if it is rainy or when the maintenance water is sufficient, you can choose to use moisturizing film, sack or geomat to cover the maintenance, but you can't choose to use the way of surrounding water for maintenance. 3. In the process of curing the cement floor, it is necessary to pay attention to the problem of time, which must be determined according to the growth rate of the compressive strength of the ground.
This strength can not be below 80% of the design strength, and special attention should be paid to the maintenance of the first 7 days, and moisturizing and heat preservation must be done. 4. Under normal circumstances, the curing time of cement floor is about 14 days to 21 days. If it is in a high temperature environment, then the curing time should not be less than 14 days, but if it is in a low humidity environment, the curing time should not be less than 21 days.
In addition, for the cement soil mixed with fly ash, it is necessary to pay attention to the replacement during the curing process, and the curing time cannot be less than 28 days.
Treatment method of moisture return on the cement floor: after the cracks and hollow drums are partially treated, the surface layer should be fully damp-proof and sealed. The principle of treatment is to block the capillary seepage channel in cement mortar or concrete. Generally, the method of applying waterproof paint or waterproofing agent can be used.
Methods of leveling cement floors:
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1. Coat concrete reinforcing agent.
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