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August 12, 2017 18:07

How putty painted walls

most optimal and inexpensive way to finish a painting walls.However, the paint should be applied to the prepared surface.And it must be done qualitatively, because after staining all the flaws and irregularities will be visible.The question of how to putty painted walls try to understand this article.

Content

  • Species putty
  • Work on alignment of the walls
  • application starting putty on the wall
  • Finishing plaster - features of application
  • How to check Wall for irregularities
  • technology training plasterboard walls for painting

species putty

Caulking is of two main types:

  • for interior work,
  • for external works.

inadmissible to apply plaster for external works within the building, as release toxins that are dangerous to human health.Putty for interior work, and is not suitable for outdoor use, as is easily destroyed under the influence of moisture and temperature changes.

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As components release:

1. Cement putty - used for facade shpaklevanii or in rooms with high humidit

y.

2. gypsum plaster - a beautiful white color is used as the final stage of finishing the walls.Not suitable for rooms with high humidity.

3. The polymer filler, which has a sub-species:

  • acrylic plaster - offers versatility.Scope of use: internal, external decoration, as both the starting and finishing putty,
  • latex putty - used for interior decoration.It features flexibility and ease of use.

According to the stages of work in the decoration of walls, plaster divided into:

  • starting putty, which line the walls of all the irregularities.Has a gross basis, due to the content of sand,
  • finish plaster, which is applied at the final stage of finishing.It has a granular structure, which provides a perfectly flat surface,
  • universal putty - is suitable for beginners, and for the final stage of work.

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Tools for plastered walls for painting:

  • spatula 60 * 80, 20 * 25,
  • monofilament mesh, mesh size 0.2 cm,
  • sandpaper or sanding timber,
  • abrasive mesh 60, 80, 120,
  • bubble level,
  • capacity for breeding putty,
  • metal lighthouses,
  • construction mixer,
  • roller brush.

materials for the preparation walls for painting:

  • plaster finish,
  • putty start,
  • primer,
  • water,
  • cement.

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Work on alignment of the walls

first stage of the work - the alignment of the walls.To do this, remove from the walls of all the existing coverage.Using sandpaper or sanding timber grind the surface.Level check the evenness.The maximum drop should be 0.5 cm. After that gruntuem wall and wait for the complete drying.

If using sanding failed to remove the irregularities of the walls, there are two options:

  • plasterboard wall finish,
  • complete plastering walls.

When you drop more than 5 mm, make the installation of beacons and align the wall with cement mortar or a contour line.To hide the rough surface defects sometimes a layer of about 3-5 cm. Before starting this filler is mixed with a well-sifted sand.The ratio is 1: 1.

When work on alignment of the walls is made, using a roller or brush, apply a coat of primer on the walls.This will help get rid of fungus and microorganisms, and firmly secure the plaster to the wall.Drying time 4-5 hours primer.

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How to prepare putty mixture:

1. Prepare a bucket of water and plaster.

2. Read the instructions, there listed proportions of water and a dry mix.

3. Dilute a small amount of putty mixture as plaster hardens very quickly, and will work harder.The optimal time for use putty 30-40 minutes.

4. Be sure to pour the plaster in a bucket, then fill with water.

5. Stir the mixture with a mixer and leave for 5-10 minutes, to swell.

6. Again stir 3-4 minutes.

7. Doing so three or four times.

8. The mass should be free of lumps and to have a flexible structure.

Start putty always sold in a dry form, but the finish is optionally diluted with water.Since there are many kinds of LP finish putty, which is already sold in finished form.Such a filler is more convenient and does not freeze during operation.

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application starting putty on the wall

For applying putty home using two spatula.Big plot the plaster on the walls, and a small - distribute plaster on the surface of a large spatula.Evenly distribute the filler for easier application.

When applying putty from left to right, the upper part of the spatula is to the right than the lower.Hold the trowel at an angle 45-6O °.

better to apply a starting putty in layers, waiting for the complete drying of the previous layer.The optimum layer deposition starting putty 3-4 mm.

To prevent the appearance of cracks in the wall using nylon net, with a mesh size of 0.2-0.5 cm. Apply a layer of putty on the wall and attach the mesh, then apply a second coat on the grid and spread over the surface of the putty.The layer thickness of 1-2 mm.

Experienced painters replaced with fiberglass mesh or steklooboyami sold bundled with a special glue.After finishing painting steklooboyami possible, but in this case it will require 2-3 times more paint than after finishing the finishing putty.

Using sandpaper coarse fraction grind the surface.The fine grit on the surface after the application of putty home - this is the norm, because this coat is coarser than the finish.

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Finishing plaster - features of application

next stage finishes - drawing on the walls of the finishing putty.Layer coating finishing putty is much thinner than that of the home.Before applying read the instructions, there should be specified the maximum application layer finishing putty.

Finishing plastered walls for painting is applied in several stages, and after the complete drying of the surface of the sand abrasive mesh grit size 60 or 80. When grinding do not overdo it, to not schesat entire layer of putty.The spirit level, check the evenness of the walls.

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How to check irregularities in the wall

After completion of plastering work, make sure that the walls are fully prepared for painting.Since the staining are all minor irregularities and roughness of the visible.

Take a table lamp or a spotlight, tilt to the wall at an oblique angle if minor defects are visible, to get rid of them is by using sander or hand bar.

Primer - the final stage of the preparation walls for painting.

At the end of plastering work, after drying of the last layer of putty to get rid of the small particles of dust and putty.To do this, use a dry cloth or a vacuum cleaner.Before painting the walls treated with primer.

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technology training plasterboard walls for painting

process of applying putty on a plaster wall is much easier.To do this, perform the following steps:

1. Apply a primer over the entire surface of the plasterboard walls.In no case can not use alkyd primer as gipsokatron deformed.The layer thickness of 0.02 mm primer.

2. Prepare the wall.Inspect the joints drywall and how screwed screws.

3. Poquelin special fiberglass mesh on joints drywall sheets so that the seam appeared in the middle of the tape.

4. Shpaklyuem joints.To do this, prepare two spatula 12-15 and 30-35 cm.

5. Next podshpaklyuyte screws.This must be done crosswise to hide all the grooves and the head screws.

6. Align the corners.Proshpaklyuyte one side of the corner, and after drying - another.

7. After drying, all joints and corners, attach the metal corners in the window or door openings.

8. Shpaklyuem entire surface.With a small spatula pressed putty in the hole profile.A wide spatula to help smooth the putty to the surface.

9. To apply the putty on the arch using special plastic corner.Secure the corner stapler.

10. Since this area thicker than usual aluminum, plaster applied twice.

11. After drying, grind all irregularities.

12. The next step - applying the finishing putty.Apply the plaster to be a very thin layer, using a wide spatula.

13. After drying, finishing putty - gruntuem wall.

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tips plastered walls for painting for painting:

  • never apply the finishing layer of putty, until completely dry start,
  • approximate calculation putty occurs as follows: 1 m² 1200 g of dry filler,
  • when selecting a primer be guided by deeply penetrating species that are resistant to changes in temperature,
  • primer consumption 1 m² 80-100 g,
  • maximum layer thickness should not exceed 4 mm,
  • for applying putty on the inside corners, use a rule andwide spatula,
  • the quality of filler depends on the durability and strength of the walls,
  • in preparing putty mixture guided by the consistency of thick cream.Since very liquid mixture will slide with a spatula, and too thick a mixture of hard work,
  • excellent quality of different fillers: Ceresit, Triora, Polimin, Saten, Knauf,
  • at a dilution of dry putty using a respirator,
  • apply putty different directions: horizontally, vertically and diagonally,
  • never attempt to dilute the thickened water putty.Thus, spoils the quality shpaklyuemoy surface,
  • for large surfaces, use a large spatula, and for corners or tight spaces suitable spatula smaller,
  • best to choose a spatula made of stainless steel,
  • possible use case-expander pistol for applying puttymixture.In this case, for smoothing putty using a rubber spatula,
  • to shutdown immediately wash tool, since then it will be hard to do it,
  • the first three days after the completion of the premises Protect from moisture, cold or very hot temperatures.

If the process of applying putty seems very difficult, better to trust the professionals.After all, if not properly prepare the walls for painting, you have to redo all over again, and this dual use of materials, time and money.For plastered walls for painting the prices are different, it all depends on the size and quality of the walls.One square meter of filler under the paint on a concrete wall costs about $ 8 to plasterboard - $ 6.