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Alkyd enamels: application, technical characteristics, features

Alkyd enamels today are on sale in a wide range. They are paint coatings that are characterized by resistance to abrasion, versatility, as well as brightness of colors. Use the enamel data for external or internal works, this is provided by the fact that the paint can be matte, glossy, and also semi-glossy.

Specifications

Alkyd enamels are made on the basis of alkyd varnish and solvents with filler. Among other things, there are pigments in the composition that are able to give color to the coating. Manufacturers in some cases include a combination of additives such as antiseptics, they are needed to protect the surface from fungus and mold. The main solvent is white spirit. It can be used when the paint has thickened. But the filler, as a rule, is a marble crumb, sand or granite crumb. Alkyd enamel universal does not contain ordinary crumb or sand, since their fraction is much less used in production, and in structure these materials resemble flour. In the role of the main component of such enamels is alkyd varnish, which can be represented by a glyptal or pentaphthalic species. The latter is used for production most often and is a fairly thick resin solution. To the ingredients in this case, rosin, vegetable oil and glycerin are added. After the varnish is ready, it is mixed with a solvent, which allows to obtain alkyd enamel.

Key Features

Alkyd enamels are characterized by some features, among them durability and high elasticity can be distinguished. After application, such coatings dry quickly, this allows them to be used indoors without fear. Among other things, these colors do not turn yellow after drying, do not lose color and do not settle down. They can be used for street work, as they are characterized by high weather resistance. Even if they are affected by temperature changes, rain or snow, they do not lose their characteristics. Alkyd enamels are used to protect various metal surfaces from corrosion. Thus, the composition can be applied to radiators, doors and furniture. The surface after drying can be subjected to wet cleaning with detergents. That's why the composition is recommended to be applied on the surface inside the bathrooms and swimming pools.

Classification

The enamels described may, depending on the classification, have different properties, uses and methods of application. Each brand has its own alphanumeric code, which allows you to determine whether the composition belongs to one category or another. For example, PF-120 is a matte white mixture, which is designed for street work. If the number "0" is indicated in the marking, then this indicates that you have a primer-enamel in front of you, intended for priming surfaces. The number "2" indicates that the composition can be used inside heated and unheated rooms. If you need to choose the paint materials intended for temporary sealing of the equipment, then the conservative paints marked with the number "3" should be preferred. Alkyd enamel, the characteristics of which are determined by an alphanumeric designation, can have water resistance properties. These features are indicated by the figure "4" in the marking. Quite often, consumers look for paints that cope with scaring off rodents or have the ability to glow in the dark. This category includes special paints, which is designated by the number "5". Enamels resistant to the effects of gasoline and oils are designated by the number "6". Compositions that can be exposed to chemicals are identified by the number "7". If you choose a heat-resistant paint, you should pay attention to the designation in which the figure "8" should be. Electrical insulating or electrically conductive paints are designated by a nine.

Application of enamel GF-230

This alkyd enamel, whose technical characteristics will be presented below, is intended for interior painting of walls and ceilings. Use it for the sexes can not, because it is not able to cope with mechanical influences. Before use, the formulation should be diluted to the required consistency with turpentine or white spirit. On sale, you can find a variety of shades of hlephthalic enamel, which start from dark and end with light cream colors. Application can be made in one of three ways, namely with the help of a sprayer, roller or brush. Dry the layer after application will be during the day, and during the work you will feel a strong odor of varnish.

Application of enamel PF-133

If you need alkyd white enamel, then you can choose the above, which is used to paint metal surfaces or bases previously primed. The application of the composition is carried out in two layers, since the covering capacity is not very high. The paint consumption is from 20 to 120 grams per square meter. The surface will dry for 2 hours. On sale you can find 15 not very bright shades. If the surfaces or bases are operated in a temperate climate, the varnish will retain its protective properties for about six years, without deforming or cracking.

Application of PF-115

These varnishes are intended for exterior painting of wood, metal and other surfaces. Application should be made in two layers, as the covering capacity is low, the consumption can be from 30 to 120 grams per square meter. For sale, you can find 24 shades, and the application is most often done by brush or spray. The base can be operated at least eight, at most 24 hours after application. The composition described has a rich glossy luster.

Application of enamel PF-223

If the described paint coats are thickened, a solvent for alkyd enamel may be used for them. However, if you have purchased a new enamel of the above brand, you can immediately use it for metal and wooden surfaces that will be used indoors. For radiators, this composition is ideal, since it has 17 shades. With it, you can hide the old paint, and a new layer will be excellent to withstand the effects of high temperatures. Use for breeding you need gasoline, solvent or xylene. The layer dries up to 36 hours, and when applied, a specific pungent odor will be felt.

The use of enamel PF-253

The area of use - plank floors, which were previously covered with a primer. The application can be made in two layers using a medium or wide brush. Dilute the composition can be gasoline or turpentine, the composition dries quickly enough, but the final term will depend on the thickness of the layer and the temperature inside the room.

Conclusion

On sale today you can find alkyd and acrylic enamels in a wide range. They can be represented by glossy or matte paint. Depending on the desired effect, you should purchase a composition with a certain marking.

For example, if you want to cover a product or surface with a mixture that is resistant to moisture, oils and detergents, it is recommended to purchase matte enamel. And its use is permissible at a temperature from -52 to +600 degrees Celsius, which greatly expands the use of the composition and makes it extremely popular.

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