Milling, surface roughness, surface hardness, microhardness

For our country, which has few renewable energy supplies, energy sustainability is becoming increasingly vital. Foam concrete is a porous building material having air spaces created by foaming agents, as well as a high energy efficiency due to its pores. The goal of this research is to create buildi...

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Main Author: Hazal Cemile TOPUZ
Format: Article
Language:English
Published: Gazi University 2022-03-01
Series:Gazi Üniversitesi Fen Bilimleri Dergisi
Subjects:
Online Access:https://dergipark.org.tr/tr/pub/gujsc/issue/68936/1015369
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author Hazal Cemile TOPUZ
author_facet Hazal Cemile TOPUZ
author_sort Hazal Cemile TOPUZ
collection DOAJ
description For our country, which has few renewable energy supplies, energy sustainability is becoming increasingly vital. Foam concrete is a porous building material having air spaces created by foaming agents, as well as a high energy efficiency due to its pores. The goal of this research is to create building materials with high insulation properties by using expanded perlite and granular polystyrene foam as aggregates in foam concrete, as well as by creating an aerogel layer on the concrete surface. Thermal conductivity, physical and mechanical properties of samples produced using various cement types and aggregate ratios were analyzed. Thermal conductivity values and mechanical properties were found to be better in foam concrete samples made with Portland composite cement. The use of Portland composite cement resulted in the lowest thermal conductivity coefficient of 0,09848 W/m.K. The use of less expanded perlite in foam concrete, likewise polystyrene foam, increased the thermal conductivity coefficient. It has been discovered that using silica aerogel as a layer has no major effect on the change in the thermal conductivity coefficient, and more extensive studies should be conducted on its use in foam concrete.
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spelling doaj.art-af43efd78180434f8630a1a8cb1cdb4e2023-12-22T09:10:44ZengGazi UniversityGazi Üniversitesi Fen Bilimleri Dergisi2147-95262022-03-01101394910.29109/gujsc.1015369Milling, surface roughness, surface hardness, microhardnessHazal Cemile TOPUZ0https://orcid.org/0000-0001-8909-1524gazi üniversitesiFor our country, which has few renewable energy supplies, energy sustainability is becoming increasingly vital. Foam concrete is a porous building material having air spaces created by foaming agents, as well as a high energy efficiency due to its pores. The goal of this research is to create building materials with high insulation properties by using expanded perlite and granular polystyrene foam as aggregates in foam concrete, as well as by creating an aerogel layer on the concrete surface. Thermal conductivity, physical and mechanical properties of samples produced using various cement types and aggregate ratios were analyzed. Thermal conductivity values and mechanical properties were found to be better in foam concrete samples made with Portland composite cement. The use of Portland composite cement resulted in the lowest thermal conductivity coefficient of 0,09848 W/m.K. The use of less expanded perlite in foam concrete, likewise polystyrene foam, increased the thermal conductivity coefficient. It has been discovered that using silica aerogel as a layer has no major effect on the change in the thermal conductivity coefficient, and more extensive studies should be conducted on its use in foam concrete.https://dergipark.org.tr/tr/pub/gujsc/issue/68936/1015369foam concreteexpanded perlitepolystyrene foamaerogelthermal conductivity
spellingShingle Hazal Cemile TOPUZ
Milling, surface roughness, surface hardness, microhardness
Gazi Üniversitesi Fen Bilimleri Dergisi
foam concrete
expanded perlite
polystyrene foam
aerogel
thermal conductivity
title Milling, surface roughness, surface hardness, microhardness
title_full Milling, surface roughness, surface hardness, microhardness
title_fullStr Milling, surface roughness, surface hardness, microhardness
title_full_unstemmed Milling, surface roughness, surface hardness, microhardness
title_short Milling, surface roughness, surface hardness, microhardness
title_sort milling surface roughness surface hardness microhardness
topic foam concrete
expanded perlite
polystyrene foam
aerogel
thermal conductivity
url https://dergipark.org.tr/tr/pub/gujsc/issue/68936/1015369
work_keys_str_mv AT hazalcemiletopuz millingsurfaceroughnesssurfacehardnessmicrohardness