Magnesium Oxide board

MgO board or magnesia board
Construction and finishing material, with a unique set of performance characteristics, which provide a wide range of applications.

MgO board is an eco-friendly, high-strength versatile material, widely used for internal and external finishing works. It is manufactured according to ТУ У В.2.7-23.6-23638610-001:2014.

Due to its physical and mechanical properties and operational qualities, such as strength, flexibility, fire and moisture resistance, MgO board is the best alternative to the most popular building and finishing materials.

In most cases, its use is more expedient than the use of gypsum drywall, any other gypsum-based materials, plywood, aquapanel boards, and plate materials such as chipboard, QSB, OSB, slate, fibre cement boards, etc.

МАГНЕЗИТОВАЯ ПЛИТА (EN)
Only natural origin components are used for the manufacture of Magnesium Oxide boards, therefore it does not contain harmful and toxic substances and guarantees its absolute environmental friendliness and safety for human health.

Composition of Magnesia board

Chloride and Magnesium Oxide
Main components that determine the characteristics of the "Ukrmagnesit" MgO board. Their mutual reaction creates a very strong crystal lattice that serves as a container for fillers.
Mineral additives
The addition of mineral components in the form of various kinds of clay, pearlite, etc., reduces the thermal conductivity coefficient of magnesia board, as well as its weight, while contributing to an increase in sound insulation.
Fine wood sawdust
Give the material volume and lightness.
Fibreglass mesh
Serves for double-sided reinforcement of magnesia boards. This component gives the board strength and elasticity.
Thanks to this composition of components and unique production technology, the "Ukrmagnesit" MgO board receives high-performance characteristics directly on the production line, without the use of third-party modifying substances, impregnation, etc.
Магнезитовая плита2 (EN)
Such a complex of properties has absolutely every type of MgO board, but to a different extent. Taking into account that in practical terms there is a great demand for materials with certain functions and properties, our company has started production of several types of specialized MgO boards, each with well-defined characteristics for different scopes of application.

MgO board dimensions

Ukrainian-made MgO board is a sheet material with a thickness of 8 mm, 10 mm and 12 mm. Available in the optimal size of 1200x2400 mm, 600x1200 mm. The sheet area is 2.88 m2 and 0.72 m2 respectively.

It is important to note that the production capabilities of the company allow at a certain volume and requirements, to manufacture MgO board in the size required by the customer, or with a small correction.

Types of MgO board or magnesia board “Ukrmagnesit” company

«Premium»
The MgO board “Premium” is widely used in interior finishing works with high-humidity or wet conditions. It is used in residential, administrative, public and industrial buildings for finishing walls, interior partitions, floors, suspended ceilings, etc. It can also be used for finishing works in areas without heating: basements, parking lots, warehouses, garages, balconies, etc.

Taking into account the large demand for specific construction and finishing materials, our company has tested and launched the production of MgO board with a fire protection function called «FireStop», and is distinguished by a high content of magnesium. Also we have the MgO board "WaterStop", water-resistant material with the addition of magnesium sulfate for premises with increased humidity. These magnesia boards are the subtypes of the «Premium» board.

Main application areas of MgO board «Premium»:

  • it is used for finishing works in industrial and manufacturing facilities with increased requirements for resistance to aggressive media: acids, alkali, oil products;
  • for finishing works in premises with the abrupt changes in humidity and temperature: showers, swimming pools, sauna, kitchen, bakery, car washes, etc.;
  • it is actively used for fire protection of load-bearing structures, as well as for the protection of parts of buildings with high fire safety standards: evacuation routes, elevator shafts, stairways, communication shafts, ventilation shafts, wooden elements of attic floors, etc.;
  • this material has proven itself in the installation of fireplaces, stoves, etc., as well as for the installation of protective screens between the fireplace furnace and the floors or walls structures.

Physical and mechanical characteristics of MgO board

 

ITEM ESSENTIAL CHARACTERISTICS VALUES REPORT REFERENCE
1 Dimensions for thicknesses of 4-12 mm 1200x2400-3050  
2 Density, kg/m3 730...850 PN-EN 12467+A2:2018
3 Total water absorption, %
boards with a thickness of 4-8 mm
boards with a thickness of 10, 12
≤20
≤28
PN-EN 520+A1:2012
4 Flexural strength, MPa:
boards with a thickness of 4- 8 mm
boards with a thickness of 10, 12
≥10,0
≥7,0
PN-EN 12467+A2:2018
5 Flexural strength after soaking in water for 24 hours,
MPa
boards with a thickness of 4- 8 mm
boards with a thickness of 10, 12
≥8,0
≥5,0
6 Hardness determined by the indentation diameter,
mm
≤15 PN-EN 15283-
2+A1:2012
7 Adhesion of fiberglass mesh to the surface of the
board, MPa
≥0,6 PN-EN 311:2004
8 Impact resistance with a hard body, mm/mm ≥18 PN-EN 1128:2000
9 Compressive strength, MPa ≥15 PN-EN 826:2013
10 Dimensional stability under specified temperature
and humidity conditions:
- Relative change in length with humidity change
from 65 to 85% and from 65 to 30%, mm/m
- Relative change in thickness with humidity change
from 65 to 85% and from 65 to 30%, %
≤1
≤1
PN-EN 318:2004
11 Shear strength, N ≥750 PN-EN 520+A1:2012
12 Water vapor diffusion resistance coefficient, μ:
- boards with a thickness of 4-8 and 10 mm
- boards witha thickness of 12
11,0 ± 0,5
7,0 ± 0,5
PN-EN 12572:2016
13 Diffusively equivalent air layer thickness, Sd, m  ≤0,1
14 Reaction to fire A2-s1,d0 PN-EN 13501-
1+A1:2010
15 Thermal conductivity coefficient
(declared value) W/(m*K)
0,31 PN-EN 12664:2022
PN-EN ISO 10456:2009
16 Emission of volatile organic compounds (VOC) - time
required to reach permissible concentrations of
harmful substances for health, days
≤28 PN-EN ISO 16000-
9:2009
 

GENERAL CHARACTERISTICS

Environmental friendliness
MgO board doesn’t contain harmful components and substances, there are no elements of formaldehyde in the composition, asbestos, etc. It consists only of natural environmentally friendly substances. Absolutely safe during operation for both people and food. Meets all existing environmental standards.
Incombustibility
MgO board belongs to the class of incombustible materials. Under the influence of high temperature does not ignite, does not release harmful toxic substances, which makes this material optimal for use in conditions with increased fire safety requirements, as well as in structures for protection of bearing structures from fire. The best solution, in this case, will be to use the «FireStop»
Moisture resistance
The MgO board, due to principal components, is not deformed under the influence of such adverse factors like humidity, steam, dampness. Also it`s not afraid of direct contact with water. In rooms where there is a risk of direct contact with water or in the conditions of the increased humidity we recommend to use a specialized “WaterStop”
Strength
Due to high characteristics of strength MgO board suitable for reuse after dismantling, also in mounting it is possible to use a pneumo-gun, to scrape, twist screws self-tapping screws, etc. For example, on the partition made of a MgO board, it is possible to carry out the mounting of the hinged equipment.
Antiseptic properties
These properties are caused by principal components of this material, oxide and chloride of magnesium which are natural antiseptics. These components of a MgO Board constrain the emergence of colonies of mold, fungi, insects.
Ease of processing
For the processing of a MgO board there are not required special devices and the tool. Cutting of a board is carried out by using a construction knife with replaceable edges by a notch and a subsequent fracture.
Durability
High characteristics of durability make a MgO board suitable for reuse after dismantling, also in mounting it is possible to use a pneumo-gun, to scrape, twist screws self-tapping screws, etc. For example, on the partition made of a magnesia board, it is possible to carry out the mounting of the hinged equipment.
Dimensional stability
A high content of magnesian cement in a MgO board by the production of the “Ukrmagnesit” company allows us to receive a low coefficient of linear dilatation under the influence of high temperature and humidity.
Frost resistance
Magnesite board “Ukrmagnesit” of “Facade” view lasts more than 50 cycles.

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