Is it possible to put a putty on the paint?

Almost any repair begins with the alignment of the walls prior to further finishing. However, what if the surface was painted? Is it possible to apply the putty to the paint or is it necessary to clean the wall?

The Study of surface properties

In order to know whether it is possible to put a putty on old paint, you should determine its type. There are several basic types:

1. If the contact of the painted surface with water, the paint started to bubble and run, it means that the walls were covered with latex paint. Is it possible to put a putty on latex paint? Under the influence of moisture, the layer of paint is destroyed and washed away, therefore, applied putty, which also contains water, will simply not hold.
2. If the surface is smooth and shiny and does not react on contact with water, it means that the walls are painted with paint based on linseed oil or solvents. Is it possible to putty for oil paint? A definite answer to this question is no. The fact that the old paint that is still kept, you can apply the putty, however, if the coating visible chips, cracks and swelling, the surface walls have to be clean.

The problem is that even if at first glance is covered with oil paint, the wall looks complete, still it requires thorough check on the chips. For this, the surface gently prostukivaniya and detectable with a special spatula for detection of air bubbles under the paint.

Putty for acrylic paint

Acrylic is not as popular as the above types of paints. However, it is also used for the walls. Is it possible to put a putty on acrylic paint? Pigments, based on acrylic is as strong as its oil counterparts.

To ensure good adhesion with smooth surface-painted walls it is necessary to apply a coat of primer with fine abrasive particles. They penetrate into the pores and irregularities on the paint, and create optimum rough surface for good adhesion of subsequent plaster.

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How to remove old paint

In most cases, the old coating should be removed. This can be done in several ways:

1. Latex paint is thoroughly rinsed with water, after which the wall surface must be dried well before applying the plaster or other finishing materials.
2. Mechanical way to remove oil paint. It is a scraping of the surface using special tools. This method takes a lot of time, leaves a lot of dust and dirt. It is recommended to use personal protective equipment - goggles and respirator.
3. Chemical method is the use of special reagents, which destroy the layer of paint. Commonly used substances that can harm a person, it is recommended that all manipulations are carried out in gloves, goggles and a respirator.
4. The Thermal method involves heating the surface paints a Hairdryer. As a result, the coating will begin to separate from the walls, and it will be fairly easy to clean off with a spatula and other instruments.

Experienced builders recommend carefully clean off the old paint from the walls. If seats will remain Islands of paint, you need to ensure that they did not have the blisters, because this place will definitely be a detachment of the putty. In addition, these areas are subject to a thorough sanding to create a rough surface.

Materials and tools

Is it Possible to put a putty on the paint? Only in this case it is important to select appropriate building materials and tools:

1. Finishing work on the paint are the finishing putty, which is a small fraction and applied in a thin layer. This is necessary in order to get a perfectly flat and smooth wall surface.
2. It is Recommended to use gypsum or acrylic putty. It meets all the necessary requirements.
3. Mixing of the composition may need a plastic bucket and a drill with a mixer.
4. Sandpaper coarse fraction is used for sanding the surface of the wall.
5. Spatula small size needed for scraping paint, which is unstable rests on the surface of the wall.
6. Spatula large size you will need for the deposition of layers of putty.

When choosing a trowel is necessary to pay attention to the fact that its blade should be perfectly smooth and a little stretchy for ease of application.

Surface Preparation

The Surface is cleaned of old paint, you need to prepare for plastering. To do this is to visit the wall to detect dirty spots that should wash off. Then, the surface subject to coating to ensure good adhesion of putty with the wall.

If you fail to get rid of paint, you should use the following methods:

1. Smooth painted surface adheres poorly with putty, so you should make notches on the wall with a knife or other sharptool.
2. In some cases, builders are recommended to clean the surface with steel brush or sandpaper to create surface roughness.

Any of the methods guarantees a good result.

Layering

The Use of primers to obtain a quality result is a must. It is necessarily applied to the wall surface before the putty. Also can clip a layer of putty.

Experienced builders recommend the use of quartz primer, which has a large fraction of mineral inclusions in order to create the perfect surface for attachment to the wall of putty. Finish primer, which is applied on the putty before further finish is used with smaller fractions in order to stand out against the smooth walls.

Filling paint

Is it Possible to apply finish plaster on the paint? This option of finishing works to be permissible, but should follow these guidelines:

1. When preparing the surface for puttying need to clean the wall from dirt and dust and also sanded the surface that could not be cleared from the paint.
2. The thickness of the layers of the blend of the putty should be minimal. This is also indicated by the manufacturer on the label.
3. It is Recommended before a putty to apply a layer of primer.
4. If at some point she began to lag behind the paint, this means either a poorly prepared surface or too thick layer of coating material.
5. It is Important to give sufficient attention to the drying of the mixture before continuing with finishing works.
6. After filling again to cover the surface with primer.

Often used for this purpose applying mortar. The so-called building material. which contains large particles, and substances, and their binders. This type of putty clings to the wall for years and not exposed to moisture. Many people who decided to repair independently, interested in the question: is it possible to put a putty on the paint? Answer: you can, if you comply with the recommendations indicated above.

Putty auto

Putty is used also in the repair of vehicles. Of course, this is not the material, which putty walls, but this raises the same question: is it possible to put a putty on the paint of the car? To do this is strictly not necessary, this design will not stick and will disappear immediately after drying. It is important to remove the layer of paint from the car and clean the area to bare metal. Only after the car is ready for plastering.

Conclusion

Is it Possible to put a putty on the paint? Pigments are fairly common finishing material, however, the subsequent repair can bring some inconvenience. Putty painted walls, of course, possible, however you must examine the condition of the paint and try to at least chastichno to remove it. This is especially true of those places where from the time the coating has started to separate from the wall surface.

The Difficulty may be that putty does not want exactly lie in the paint, even if it is pre-prepared in accordance with all the rules. In this case we use a construction grid with small divisions, which is mounted on the wall. This mesh coat well kept even when applied quite a thick layer of material.

The Repair is always difficult and unforeseen circumstances. Therefore, when putty on the painted surfaces should be prepared for additional costs if something goes not according to plan.