Every year, the building materials market amazes with its novelties. Cellular polycarbonate, although not something new, is still popular and in demand among both private and industrial builders. It attracts attention with such qualities as excellent thermal insulation, resistance to high and low temperatures, low weight, impact resistance, etc.
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The huge variety of cellular polycarbonate on the building materials market confuses the average person. Questions immediately arise: how to choose a quality material at an affordable price, what characteristics are important in the first place, and which are secondary.We will try to give some practical advice on how to choose polycarbonate and what to look for when buying it.
Before delving into the technical specifications, you should decide what the material is being purchased for. Most often in private construction, polycarbonate is used for greenhouses, sheds, arbors, fences. Depending on the functions that polycarbonate will perform, the appropriate characteristics will be selected. So, pay attention to the following characteristics:
The thickness of polycarbonate sheets can be 4, 6, 8, 10, 16, 20, 25, 32, 40 mm. Lightweight versions are available with a thickness of 3.2, 3.7 mm. For greenhouses that are not dismantled for the winter, sheets with a thickness of 6-8 mm are more suitable. Thicker ones will let in less light, which is so necessary for plants. Sheets with a thickness of 3.7-4 mm are suitable for greenhouses with a milder climate and the absence of heavy snowfalls. Small canopies, gazebos are best done with a material thickness of 6-8 mm; for roofing it is better to use a thickness of 16 mm or more.
According to the structure, one-, two-four- and six-chamber cellular polycarbonate is distinguished. They differ in the number of layers connected by jumpers. In addition, a different arrangement of jumpers (H-shaped and X-shaped) is possible, which also affects the resistance to impacts and other mechanical stress.
The strength of the material and the ability to withstand negative weather effects (snow, wind, hail) depend on this indicator. The density value varies between 0.52-0.82 g/cm3. Sheets of the same thickness can have different densities, it depends on its structure (number of jumpers). Logically, the denser the sheet, the heavier it is.
Weight directly depends on the density of the sheet. Accordingly, the lighter the sheet, the less dense and less impact resistant it is. Some manufacturers produce lightweight versions of polycarbonate sheets, but at the same time they must be marked with a special word, for example, Light. In world practice, the production of this material is considered to be a standard sheet weight of 1 m2 the following indicators: 4mm - 0.8 kg; 6 mm - 1.3 kg; 8 mm - 1.5 kg, 10 mm - 1.7 kg.
Without protection from UV radiation, polycarbonate under the influence of sunlight begins to break down after 2-3 years. Therefore, manufacturers apply a special protective layer to increase the service life. The service life of polycarbonate with UV protection is more than 10 years. Depending on the protection application technology, this period can be up to 30 years. The presence of a protective layer is reflected in a special marking.
This characteristic is important when using sheets for mounting curved structures (arched greenhouses, sheds, gazebos). This indicator depends on the thickness and structure of the sheet and is 0.6-2.8 m. It is advisable not to exceed the permissible bending radius so as not to violate the sheet structure and the UV protective layer.
This parameter depends on the thickness of the sheet, its color and transparency. For different manufacturers, this parameter for transparent polycarbonate 4 mm thick varies from 80 to 95%. The thicker the sheet, the less light transmission.
Having found out what you should pay attention to when buying this material, you can start choosing. We have presented to your attention the best manufacturers of polymeric materials and their brands of cellular polycarbonate.
Polygal Vostok is the domestic official representative of the Israeli company Plazit Polygal Group. The company has been manufacturing polymer boards for over 40 years. Its products are not only in demand all over the world, but are also the standard of quality.
Polygal Vostok produces cellular polycarbonate 4-20 mm thick, 2.1x6.0 and 2.1x12.0 m in size. The color palette includes 15 colors. In addition to the standard ones (transparent, white, blue), garnet, amber, silver, gray and other colors are offered. The company offers the following types of polycarbonate:
The GOST standard is recommended for roofing for various purposes. Thickness 4-20 mm. Sheet lengths 6.0 and 12.0 m. Available in all the colors mentioned above. UV protection applied by co-extrusion. Warranty 15 years.
Practical - a complete analogue of the GOST Standard, but with a 15% reduction in the specific weight of the sheet. Warranty 14 years.
The Titan Sky standard is recommended for roofs with a slight slope, industrial structures requiring special strength. Suitable for cold climates and difficult weather conditions. The reinforced X-shaped structure makes the sheets not only the most shock-resistant, but also improves the thermal insulation properties of the material. Thickness 8-20 mm. Available in all colors and with shading or reflective finishes.
Cellular hummingbird is a lightweight and economical option for the domestic market. Thickness 3.7-20 mm. 10 year warranty.
Kiwi cellular is an economical material for advertising purposes and summer residents. Thickness 3.2, 3.7, 4, 6, 8, 10 mm. Sizes are standard. Warranty 7 years.
All subspecies of produced polycarbonate can be produced with additional coatings, embossing and flame retardant at the request of the customer.
The cost of a sheet 4 mm 2.1x6.0 m from 2500 rubles.
The Italian company Covestro, which until 2015 was called Bayer MaterialScience, is a manufacturer of Makrolon brand polycarbonate. The use of innovative technologies in production makes it possible to produce high-quality and demanded by consumers material with excellent characteristics. Polycarbonate sheets are produced with a thickness of 4, 6, 8, 10, 16, 20, 25, 32, 40 mm. The sheet size is standard 2.1 by 6.0 m. The color scheme includes colors: transparent, milky, blue, green, smoky, etc.
The service life of polycarbonate of this brand in outbuildings is up to 15 years. This period may be 20-25 years, but it depends on the correct storage and further use of the material.
Carboglass is a pioneer in Russia in the production of cellular polycarbonate. Currently there are 4 production lines in Golitsino and Krasnoyarsk. The production uses industrial equipment of the Italian company OMIPA S.p.a. OMIPA S.p.a. Granulate is purchased only from primary raw materials from the leading manufacturers Styron, Kafrit, Covestro and Kazanorgsintez.
Carboglass offers consumers one-, two-, three-, four-chamber polycarbonate options, as well as reinforced ones, which other manufacturers in the country's market cannot offer. Sheet thickness 4, 6, 8, 10, 16, 20, 25 mm. Sizes 2.1 by 6.0 and 2.1 by 12 m. Available in 15 colors (transparent, white, bronze, brown, red, yellow, turquoise, etc.). All polycarbonate from this manufacturer is coated with a protective UV layer using co-extrusion technology.
Carboglass cellular polycarbonate is divided into 6 types, which differ in purpose and performance characteristics:
The cost of a sheet with a thickness of 4 mm and a size of 2.1 by 6.0 m from 3650 rubles.
Sabic is a world leader in the supply of high strength sheet materials. It produces the brand of cellular polycarbonate Lexan, which has been represented on the world market for more than 40 years. Lexan material has a wide range of applications: interior work, glazing of various objects (greenhouses, swimming pools, verandas, winter gardens), walls and roofs of buildings, including industrial ones. Sabic offers customers sheets of one-, two-, four-chamber and reinforced polycarbonate of various thicknesses: 4.5, 6, 8, 10, 16, 20, 25, 32, 40, 45, 50 mm. Lexan sheets, along with such characteristics as high impact resistance, elasticity, good thermal insulation, fire resistance, have such an important quality as maintaining light transmission over a long service life. Thus, Lexan materials are indispensable for building glazing. Separately, it is worth highlighting the protection against UV radiation. It is applied using a special lamination (varnishing) technology on one or both sides of the sheet and practically does not transmit UV and IR radiation.
The manufacturer offers several options for sheets, consider each of them in more detail:
The cost of a sheet 2.1 by 6.0 m with a thickness of 4 mm is from 4300 rubles.
PK POLYALT is a Russian plant for the production of cellular polycarbonate under the Sellex trademark. Sellex materials are not inferior in quality to foreign analogues. The plant uses Bayer granules as raw materials, and production is carried out on Italian OMIPA production lines. It is important to note that all employees of the plant involved in the production of polycarbonate underwent special training at OMIPA in Italy.
The POLYALT plant produces polycarbonate sheets with the following characteristics: thickness 3.3, 3.6, 4, 6, 8, 10, 16 mm; dimensions 2.1x6.0 and 2.1x12.0 m. All sheets are produced with UV protection with a layer thickness of at least 30 microns. The color scheme includes 12 colors: blue, brown, bronze, red, orange, silver, cherry, green, turquoise, transparent, milky, yellow.
Consider the varieties of cellular polycarbonate for various purposes, which are distinguished by the manufacturer.
The cost of a sheet with a thickness of 6 mm and a size of 2.1x6.0 m is from 3900 rubles.
The Mir polycarbonate company is a specialized manufacturer of polycarbonate in Moscow. Particular attention is paid to the quality of the materials produced. All material is certified.
The plant produces polycarbonate with the following characteristics: thickness 3.5, 4, 6, 8, 10, 16, 20, 25, 32 mm; sheet sizes 2.1x6.0 and 2.1x12.0 m. 12 colors are available. The company produces polycarbonate of two quality classes - standard and premium.
Class Standard is available in thickness 3.5-32mm. From a thickness of 16 mm, the sheets have a triangular section (structure 2RX) and are more impact resistant. The size range standard class polycarbonate is available in all colors (12 colors). Depending on the thickness of the sheets, they can be used both for small greenhouses and canopies (3.5-6 mm), and for larger private and industrial facilities (8-32 mm). Transparency from 80 to 85% (for sheets 3.5 mm).
The Premium class is available in 4-10 mm thickness in 2R structure in 12 colours. Premium is distinguished by a double-sided coating with UV protection (up to 60 microns). Only one size available 2.1 x 12.0 m.
The cost of a sheet 4mm 2.1x6.0 m from 1500 rubles.
Plant "SafPlast" is an expert manufacturer of polymeric materials in Russia. It produces Novattro brand polycarbonate. To maintain the quality of manufactured products at a high level, only Italian equipment (OMIPA) and continuous monitoring at all stages of production are used.The plant is equipped with its own laboratory, which checks all the main characteristics of the produced polycarbonate.
Novattro is produced in two sizes 2.1x6.0 and 2.1x12.0 m. Thickness 4-32 mm. Depending on the thickness, the sheet can be one-, two- and four-chamber, and its structure is 2R or 2Rx. The sheets are available in 12 colors, as well as in Decor format with patterned inclusions. The protective layer against UV radiation is 40-60 microns. Light transmittance up to 81%.
Separately allocated polycarbonate for greenhouses. It is produced under the brand name ACTUAL! Bio. Its characteristics: thickness 4-10 mm, dimensions 2.1x6.0 and 2.1x12.0 m. UV protection from 35 microns. 80% light transmission. A special layer of Bio contributes to the accelerated growth of plants and the early ripening of fruits.
The manufacturer also allocates a separate series of material for private needs in construction - Rational (Kazan). Its characteristics are: 2 sizes mentioned above, thickness 3.5-10 mm, available in 10 colors. UV protection 30 microns. Can be used for greenhouses, arbors, canopies, etc. Guarantee 10 years.
The cost of a sheet 4 mm 2.1x6.0 m from 3400 rubles.
When choosing cellular polycarbonate, it is important, first of all, to determine its functional purpose in combination with the weather conditions of your region. And only then, based on this, to select varieties of material that are suitable for the characteristics.It will be easier to decide on the manufacturer, because. We have provided you with the best.