Wooden Facade with Bonded Joints - Experimental Test

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A research case focused on vented wooden façade system with bonded joints is presented in this paper. The potential of bonded joints is studied and described in more detail and verified through experimental measurements. For the purpose of tests spruce timber profiles were chosen for the load bearing substructure and Siberian larch façade sheeting for the cladding. Three types of industrial adhesives intended for structural bonding were selected. The article is focused on the preparation as well as on the subsequent experimental verification of substructure bonding retention to the cladding. The adhesive bonds were tested both in tension as well as in shear at a temperature of (293.15 ± 3) K and a relative humidity of (55 ± 10) %. The test results proved the fact that bonded joints are more than suitable equivalent to the mechanical joints. During the tests appeared some differences in stability and failure behaviour between the adhesive systems as well as within the sheeting material. Additionally, the suitability of selected group of adhesives in combination with Siberian larch cladding material as well as with the timber substructure was confirmed.

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23-27

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August 2015

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© 2015 Trans Tech Publications Ltd. All Rights Reserved

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