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Effect of Foaming Agent, Binder and Density on the Compressive Strength and Thermal Conductivity of Ultra-Light Foam Concrete

Gołaszewski, Jacek ; Klemczak, Barbara ; Smolana, Aneta ; Gołaszewska, Małgorzata ; Cygan, Grzegorz ; Mankel, Christoph ; Peralta, Ignacio ; Röser, Frank ; Koenders, Eduardus A. B. (2022)
Effect of Foaming Agent, Binder and Density on the Compressive Strength and Thermal Conductivity of Ultra-Light Foam Concrete.
In: Buildings, 12 (8)
doi: 10.3390/buildings12081176
Article, Bibliographie

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Abstract

The study is focused on ultra-light foam concrete (FC) aimed as a thermal insulation material. Two important properties of such material were investigated: compressive strength and thermal conductivity. In the conducted tests, the influence of the air-dry density (200-500 kg/m³), type of foaming agent (synthetic and protein) and binder type (ordinary Portland cement-OPC; calcium sulphoaluminate cement-CSA; metakaolin; siliceous fly ash-SFA; calcareous fly ash-CFA) on the mentioned properties were examined. The results confirmed the dependence of compressive strength and thermal conductivity on the FC density but also indicated the important effect of the nature of the foaming agent and the binder type. The best thermo-mechanical properties were obtained for the foam concrete made of protein-based foaming agent, OPC and metakaolin. Simultaneously, the use of CSA mixed with metakaolin and foam based on the synthetic foaming agent also shows satisfactory properties.

Item Type: Article
Erschienen: 2022
Creators: Gołaszewski, Jacek ; Klemczak, Barbara ; Smolana, Aneta ; Gołaszewska, Małgorzata ; Cygan, Grzegorz ; Mankel, Christoph ; Peralta, Ignacio ; Röser, Frank ; Koenders, Eduardus A. B.
Type of entry: Bibliographie
Title: Effect of Foaming Agent, Binder and Density on the Compressive Strength and Thermal Conductivity of Ultra-Light Foam Concrete
Language: English
Date: 2022
Place of Publication: Darmstadt
Publisher: MDPI
Journal or Publication Title: Buildings
Volume of the journal: 12
Issue Number: 8
Collation: 20 Seiten
DOI: 10.3390/buildings12081176
Corresponding Links:
Abstract:

The study is focused on ultra-light foam concrete (FC) aimed as a thermal insulation material. Two important properties of such material were investigated: compressive strength and thermal conductivity. In the conducted tests, the influence of the air-dry density (200-500 kg/m³), type of foaming agent (synthetic and protein) and binder type (ordinary Portland cement-OPC; calcium sulphoaluminate cement-CSA; metakaolin; siliceous fly ash-SFA; calcareous fly ash-CFA) on the mentioned properties were examined. The results confirmed the dependence of compressive strength and thermal conductivity on the FC density but also indicated the important effect of the nature of the foaming agent and the binder type. The best thermo-mechanical properties were obtained for the foam concrete made of protein-based foaming agent, OPC and metakaolin. Simultaneously, the use of CSA mixed with metakaolin and foam based on the synthetic foaming agent also shows satisfactory properties.

Uncontrolled Keywords: thermal insulation material, foam concrete, foaming agent, binder type, compressive strength, thermal conductivity
Additional Information:

This article belongs to the Special Issue Testing, Modelling, Analysis and Optimization of Building Structures and Materials

Classification DDC: 600 Technology, medicine, applied sciences > 620 Engineering and machine engineering
Divisions: 13 Department of Civil and Environmental Engineering Sciences
13 Department of Civil and Environmental Engineering Sciences > Institute of Construction and Building Materials
Date Deposited: 02 Aug 2024 12:43
Last Modified: 02 Aug 2024 12:43
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