Flexible plaster is revolutionary in the building and home renovation industries. Flexible plaster is made to withstand changes in movement and settling, unlike traditional plasters that can crack over time. This cutting-edge material guarantees that your walls will stay flawless and smooth for many years to come.
Elasticity is one of the main advantages of flexible plaster. Conventional plasters can become fragile and brittle with natural building shifts and settling. Conversely, flexible plaster adjusts to these movements while preserving its integrity and offering a strong, long-lasting finish. Because of this, it’s the best option for both new builds and renovations.
An additional benefit is the simplicity of use. With a few extra advantages, flexible plaster can be applied similarly to traditional plaster. It dries to a smooth, crack-resistant finish and sticks well to a variety of surfaces. Because of this, it’s a favored choice for both expert contractors and do-it-yourselfers who want to accomplish a high-quality finish without having to deal with constant maintenance.
Flexible plaster has many practical uses, but it also improves the aesthetics of your area. It produces a smooth appearance that improves the walls’ and ceilings’ overall appearance. Flexible plaster can satisfy your needs while guaranteeing that your surfaces stay immaculate, whether you’re going for a more traditional or modern, sleek finish.
If you want to keep your interiors beautiful and long-lasting, investing in flexible plaster is a wise choice. Its special qualities not only stop ugly cracks but also reduce future maintenance costs and time. You can have a stunning, long-lasting finish that endures over time with flexible plaster.
- Description of the material and the history of the appearance
- Advantages and disadvantages of plaster
- Specifications
- Where elastic plaster is used
- Types of elastic plasters
- Application of the composition
- Necessary materials and tools
- Preparation and priming surface
- Surface reinforcement
- Applying a facade plaster mixture
- Leading manufacturers
- Operation and care
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Description of the material and the history of the appearance
Rubber is another name for elastic plaster. Its composition does not contain traditional rubber components, of course, but its properties are remarkably similar to those of this plastic, which is flexible and can bend without causing damage to the surface. Similar to rubber, elastic plaster can stretch to a maximum length of 15% and does not crack when the base moves or vibrates.
Nowadays, the majority of reputable producers of building mixtures carry flexible plaster in their product lineup. The material is competitive with traditional mineral plasters for facade work, which start to deteriorate even with minimal building shrinkage. Because of their low elasticity and elasticity, mineral mixtures quickly lose their ability to provide the structures with the required protection under complex operating conditions.
Acrylic resin is the primary ingredient in elastic plaster; it was created in the middle of the 20th century. Due to its flexibility after solidification, similar to other artificial resins, it is now widely used in the production of a variety of building materials, including plasters, paints, and stones. Paints were first made using acrylic, water, and pigments; mineral filler was subsequently added, making up to 70% of the mixture. Filler could do the following:
- natural and synthetic fibers;
- stone crumbs;
- quartz sand.
The mixture was mixed with a variety of modifying additives and plasticizers to enhance its technical properties. When combined with acrylic, a specific amount of cement found in some hardening stackets gives the coating exceptional resistance to mechanical forces.
Advantages and disadvantages of plaster
Plaster is made in its completed state; no ingredients need to be mixed. She creates a seamless coating that is weather-resistant after applying and drying. The following are some benefits of the elastic mixture:
- It is produced in various shades and in white, it can be tapped in any color, stained after drying;
- easily lays down, does not require special knowledge for plastering, dries quickly;
- It can serve as decorative plaster, if necessary is subjected to relief processing;
- Ecological, does not emit harmful substances even when heated, does not emit unpleasant odor;
- It has high adhesion with most building materials (concrete, wood, brick, any porous bases), does not lag behind the walls;
- It can even be applied to a layer of insulation, for example, on foam, as well as on other types of plaster;
- Universal, suitable for facade work, decoration of internal walls and partitions, cladding of new buildings and restoration of old buildings;
- Not afraid of the effects of the sun, water, is not destroyed from the expansion of ice, can be used in wet rooms;
- permeable for water vapor and gases, does not change the conditions of the optimal microclimate in the room;
- withstands temperature differences within –50 …+60 degrees, does not deteriorate from freezing and defrosting;
- It is considered non -combustible, provides fire safety of structures;
- The color does not burn out, does not fade over time;
- interferes with the appearance of mold, mosses, lichens;
- serves several decades without losing operational characteristics;
- It is easily cleared of dust and dirt, washed with ordinary water.
The drawbacks of elastic plaster are minimal. This material is not inexpensive at all; in fact, its price is fairly high, and the building’s entire decoration may run into the thousands. Furthermore, it is meant only for the finish or decorative decoration and is not appropriate for thick layer black alignment. Elastic plaster dislikes joints and seams, so it’s best to explain every surface in a single method.
Specifications
Depending on the manufacturer, "rubber" plaster can have a variety of technical features. These are the typical parameters for this kind of material:
- Consumption – 0.5–2.7 kg/kV. m (depending on the type, evenness of the base);
- drying time before the start of processing is 12-24 hours;
- time to set of full strength – 14-30 days;
- The water absorption indicator is less than 1%;
- The mass fraction of solids – from 70%;
- tinting – in any color RAL;
- the possibility of dilution with water – up to 2%.
Where elastic plaster is used
Plaster is most frequently used as a facade, finishing the exterior of buildings and other structures. Once the surface has dried, a unique, dense, but permeable membrane that keeps out water shields the walls and prevents cracks from forming as the foundation shrinks and moves.
Even in the most intricate areas of the facade, the plaster can be employed because of its high extension indicator. For new construction and structures situated in seismically active regions, the material is perfect. As a component of plastering systems, elastic compositions are ideal for the finished architecture of insulated buildings.
The elastic mixture is appropriate for use in bathrooms, lavatories, swimming pools, basements, and spas. The plaster layer can be applied facing hallways, stairwells, and corridors because it has the ability to stretch and compress. To achieve a seamless coating, plaster is covered with gypsum stucco molding, polyurethane, foam products, walls with numerous seams, and compounds. Carpets and parquet floors can be glued to elastic plaster if needed.
Types of elastic plasters
There are two versions of the content available:
- Elastic acrylic plaster. This mixture is designed for finishing and protecting the premises, facades, and other internal and external structures. It is made on the basis of acrylic resin, designed for concrete, brick, stone, galvanized steel, other metals, slabs, plastic. The material is resistant to humidity and frosty temperatures.
- Elastic decorative plaster. In addition to protecting surfaces, the product has another goal: giving an aesthetically attractive type. The decorating effect is achieved by included in the composition of the filler with different shapes and the size of the grains, as well as by using special techniques for processing the plaster layer.
The most common ingredient in decorative plasters is structural polymer fibers; natural stone crumbs are used less frequently. These mixtures let you give surfaces a range of effects, like gypsum imitation, "fur coat," "rune," "bark beetle," and more. Tinted decorative plasters employ the sgrafito technique.
Application of the composition
In order to ensure the highest quality application of elastic plaster, several requirements must be closely watched for their fulfillment. Such compositions can be worked with at temperatures between +5 and +30; it is not appropriate to use them at negative temperatures. It’s crucial to keep the wall closed off from the elements—wind, draft, precipitation, and direct sunlight—if plaster is to be applied to the facade.
The maximum air humidity on surfaces facing the outside should be 80% for external work and 65% for interior work. Only vertical surfaces with deviations from vertical of no more than 20 to 25 degrees are designed using this material. Paint, putty, and other construction compositions cannot be combined with elastic plasters.
Necessary materials and tools
Plaster is typically applied to walls using a cell or wide metal spatula. For rubbing, a plastic or polyurethane grater will be useful as well. Utilize specialized graters, curly rollers, and even makeshift tools to give the surface relief. Paint, painting tools, a bucket, and a construction mixer are needed to knead the solution before staining a dried layer. In addition, you’ll need dowels, adhesive composition, primer, antiseptic, and a mixture of black plaster and canvas for reinforcement.
Preparation and priming surface
Although elastic plaster adheres well to a variety of surfaces, this indicator may be diminished in the absence of adequate preparation. Plaster application is made easier and the final coating’s resistance, durability, and dependability are all enhanced by the preparatory steps. Additionally, preparation aids in exposing flaws, which are subsequently fixed.
Initially, the surface is cleaned of dirt, protruding solution, other impurities, and the majority of the previous coating. Make sure to clean plaster, oil and enamel paints, and cracked putty. Chalk, lime, and water-washed areas are cleaned and treated with an antiseptic to address the mold growth. Extended cracks are completely filled in with cement mortar. A solvent is used to get rid of oil stains.
In the preparatory process, metal components are coated with specialized insulating materials, and fastening components, screws are driven 1-2 mm into the wall. The base is primed after it has dried, which is crucial because of its high porosity. If not, the base will draw moisture out of the plaster, which could lower the final layer’s quality. Additionally, the primer strengthens the base, enhances adhesion, and ties in any remaining dust.
Two layers of soil are applied, and an intermediate drying process is completed. Next, if necessary, elastic sealants are used to compact the joints between the bases with sharp differences, and the bases are compared to the common surface after the bases are plastered with mineral (polymer-cement) compositions on the beacons. The wall won’t be prepared for elastic plaster finishing decoration until then.
Surface reinforcement
A clicking fiberglass grid is used to reinforce the draft plaster layer on weak bases. It is fastened to the wall using dowels or an adhesive mixture, which allows for regular position control and prevents sagging. Picks from the grid are combined over a 10-to 15-cm area, then liberally spread with glue. Elastic plaster is applied after the glue has dried and a leveling solution has been used.
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Applying a facade plaster mixture
Acrylic plasters can be worked with using a traditional spatula because they are easily applied and aligned. The composition must be well mixed before applying the wall covering; if necessary, a small amount of water (no more than 2% of the total volume) may be added. Start working on one wall at a time, finishing it entirely, moving uninterruptedly from one corner to the next. In the event that a gap in the work still occurs, the dried area’s edge must be thoroughly moistened with water, at least 30 cm wide, before the plastering can resume. There will be an unsightly transition on the coating if you break this rule.
The plaster is immediately cleaned with a grater again, going from corner to corner, after application and leveling. Immediately following the mixture’s alignment, any required adjustments with a roller or stencils are made before the patterns are applied. After that, give the plaster 12 to 24 hours to dry before applying any stain or varnish.
In the realm of construction and home renovation, flexible plaster is revolutionary because it offers a strong surface that doesn’t crack even under pressure. In contrast to conventional plaster, which is susceptible to cracking over time as a result of movement and temperature variations, flexible plaster keeps its integrity, providing a smooth, durable finish. This novel material is perfect for areas that move easily, like the foundations of older homes or newly constructed buildings that settle. Flexible plaster is simple to use, adaptable, and guarantees that your walls stay smooth and free of cracks, ultimately saving you time and money on repairs.
Leading manufacturers
Various elastic compositions of domestic and imported brands are used in the construction market:
- I-Flex from Bayramix. Ready decorative mixture with small filler (0.7–1.2 mm). White, can be tagged, applied by manually or mechanized ways, gains full strength in 28 days. The coating is stretched by 15%.
- Ceresit CT-79 . Elastic pebble composition of white color with grain up to 1.5 mm, suitable for facades, basements, garage entrances. Enriched with carbon and polyacrylamide fibers, fiberglass, silicone modified additives.
- Capa-Rollputz-Flex from Caparol. It is used in a wide temperature range, suitable for external and internal work. Contains the grains of the fraction of 0.4–1.5 mm.
- Multiflex Nano and Nano Lux from Polymer Megapolis. Waterproofing acrylic compositions of universal purposes. Can be used as glue for reinforcing mesh, flooring, waterproofing. They have a high degree of adhesion with concrete (1.6 MPa), applied with a brush, a roller, suitable for processing the cups of the pools.
Operation and care
The plastered layer is shielded from precipitation and low temperatures for at least one day until it hardens. The elastic coating virtually never gathers dust after it has dried, keeping it clean. Too frequently, cleaning is not required, but when it is, rags, sponges, and soft brushes are used to wash the surfaces with water and a soapy solution.
Feature | Description |
Flexibility | Flexible plaster bends with the wall to prevent cracks. |
Durability | Lasts longer and maintains its appearance over time. |
Application | Easy to apply on various surfaces. |
Finish | Provides a smooth, attractive look. |
Maintenance | Requires minimal upkeep. |
In the field of building and home renovation, flexible plaster is a fantastic invention. Because of its special composition, it can adjust to the settling of buildings, avoiding unsightly cracks that could detract from the aesthetics of the walls and ceilings. This flexibility increases the plaster’s visual appeal and prolongs its lifespan, which lowers the frequency of repairs required.
The simplicity of application of flexible plaster is one of its main advantages. While traditional plaster can be difficult to work with and has a tendency to crack when it dries, flexible plaster spreads uniformly and smoothly. This makes it a great option for experts and do-it-yourselfers alike who want a flawless finish with the least amount of trouble.
Furthermore, flexible plaster has outstanding durability. It is perfect for locations with a lot of movement or traffic because it can withstand impacts and vibrations. This makes it especially helpful in homes with kids or pets, as well as in businesses where walls may be subjected to more wear and tear. Because of its resilience, surfaces remain immaculate for an extended period of time, reducing maintenance costs and time.
Flexible plaster not only has practical advantages but also creates new design opportunities. Because of its capacity to keep a surface free of cracks, complex textures and finishes can be created without worrying about deterioration over time. This gives designers and homeowners the freedom to experiment with timeless, fashionable looks.
In conclusion, flexible plaster revolutionizes both decoration and building. For anyone wishing to prolong the beauty and longevity of their walls and ceilings, this material is an excellent option due to its capacity to prevent cracks, ease of application, durability, and versatility in design. Accepting this cutting-edge material can produce gorgeous, durable results that genuinely change an area.