Elastomeric and sliding bearings

Dilation of construction concrete structures, in other words bridge bearings reinforced with sheet metal or sliding bearings with a PTFE layer.

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PRODUCT DESCRIPTION

Description and use

Elastomer bearings

Rubber bridge bearings used in construction today are sophisticated products made of the highest quality materials. Elastomer bearings are constructed in layers and produced in powerful presses. They are composed of CR (chloroprene rubber) or NR (natural rubber) according to the required standard and steel plates between these rubber layers. According to the requirements of the projects or the requirements of our customers, we can produce elastomeric bearings of cylindrical, square or rectangular shape. We design our elastomer bearings according to the latest knowledge and technical developments in the field of bearing technology. In addition to high-quality rubber, they are also based on metal sheets, the quality of which is also determined based on the relevant standard or customer requirements. These materials stacked on top of each other in the mold are joined by a high-pressure press-joining process called vulcanization. In this way, the rubber adheres to the metal depending on the applied pressure and force.

Sliding bearings with PTFE plates

Sliding-sliding bearings play a very effective role in point solutions of the structure used. Sliding bearings with Teflon plates are used when dealing with tall details that do not have small horizontal displacements except for vertical loads.

Properties

Elastomer bearings

MAJK bridge bearings are subject to quality control before and after production in accordance with European standards. Elastomeric bearings can be manufactured in accordance with AASHTO M251, EN 1337, BS 5400, DIN 4141, TS-ISO 6446 and AS 5100-4 depending on our customers’ requirements.

Sliding bearings with PTFE plates

For all sliding bearings with teflon plates need to use steel plates that do not affect displacement. In general, you can find this type of bearing in buildings, shopping malls and on bridges. Horizontal loads never affect this type of bearing. The horizontal load is transferred directly to the oil spaces that occur on the PTFE materials with silicone oil, which can protect its own integrity and also reduce the friction with the stainless steel plate.

Performances

Material basis

Technical documentation

SAMPLES OF PROFILES

Other products

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PRODUCT DESCRIPTION

Description and use

EPDM-microporous plates – damping

They are made of granules with a grain size of 2-8 mm, joined by a polyurethane based on polybutadiene. This product is a waste product, generated during the production of EPDM-microporous rubber profiles. The mechanical and physical properties of the plates predetermine them for the mutual separation of dynamically stressed parts of structures, to reduce vibrations and noise. They are not suitable for surface treatment, as small particles of crushed waste are visible on their surface. The material is resistant to temperatures from – 40 °C to + 80 °C. Currently, they are produced in the dimensions of 500x700mm and the thickness of 45 mm.

Softened PVC mats

The possibility of using these products is relatively wide both indoors and outdoors, e.g. as shower mats, shoe cleaning rugs in the building entrances, etc. The variability of these products is increased by the possibility of different color combinations and sizes. The recommended temperature range for their use is from -15 °C to +70 °C. They are produced by joining soft PVC profiles manually.

Rubber plates

Rubber plates are used in various industries, where it is necessary to use their main properties – insulating, protective, and damping.  In terms of the technology and the input raw material we divide them into rubber (compact) with a specific weight greater than 1.00 g / cm3, microporous with specific weight up to 1.00 g / cm3, and floor.

The main properties are high ductility, flexibility, airtightness, non-absorbency, mechanical resistance, and UV resistance. 

Areas of application – flooring, plates for fitness centers, corridors, stadiums, garages. 

The most common format is a roll or a cut of the desired format. Upon request, we will prepare a price offer or advise you in choosing the right material. 

Properties

Performances

Material basis

Technical documentation

SAMPLES OF PROFILES

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