Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth

Increasing concerns about global warming and its impact on the environment reinforce the need for new materials and technologies. Additive manufacturing has become more relevant due to its potential to build sustainable and more energy-efficient constructions. However, the materials employed within...

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Main Authors: Douglas Rocha, Paulina Faria, Sandra S. Lucas
Format: Article
Language:English
Published: MDPI AG 2023-12-01
Series:Materials
Subjects:
Online Access:https://www.mdpi.com/1996-1944/17/1/202
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author Douglas Rocha
Paulina Faria
Sandra S. Lucas
author_facet Douglas Rocha
Paulina Faria
Sandra S. Lucas
author_sort Douglas Rocha
collection DOAJ
description Increasing concerns about global warming and its impact on the environment reinforce the need for new materials and technologies. Additive manufacturing has become more relevant due to its potential to build sustainable and more energy-efficient constructions. However, the materials employed within the technology are not yet fully sustainable. Researchers employing clay as the main binder have found that, besides protecting the environment, it benefits passive control of indoor temperature and relative humidity and contributes to comfort. The mortar design as well as the necessary technological adaptations for the 3D printing of earth mortars are addressed. From a material perspective, this paper reviewed and analyzed the recent developments in additive manufacturing of clay-based mortars, highlighting the main gaps and providing recommendations for future developments in this field.
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spelling doaj.art-8841b40208f74e0198aa4caa370efe302024-01-10T15:02:57ZengMDPI AGMaterials1996-19442023-12-0117120210.3390/ma17010202Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing EarthDouglas Rocha0Paulina Faria1Sandra S. Lucas2CERIS, Department of Civil Engineering, NOVA School of Science and Technology, NOVA University of Lisbon, 2829-516 Caparica, PortugalCERIS, Department of Civil Engineering, NOVA School of Science and Technology, NOVA University of Lisbon, 2829-516 Caparica, PortugalDepartment of Built Environment, Eindhoven University of Technology, 5600 Eindhoven, The NetherlandsIncreasing concerns about global warming and its impact on the environment reinforce the need for new materials and technologies. Additive manufacturing has become more relevant due to its potential to build sustainable and more energy-efficient constructions. However, the materials employed within the technology are not yet fully sustainable. Researchers employing clay as the main binder have found that, besides protecting the environment, it benefits passive control of indoor temperature and relative humidity and contributes to comfort. The mortar design as well as the necessary technological adaptations for the 3D printing of earth mortars are addressed. From a material perspective, this paper reviewed and analyzed the recent developments in additive manufacturing of clay-based mortars, highlighting the main gaps and providing recommendations for future developments in this field.https://www.mdpi.com/1996-1944/17/1/2023D printingearthen productsclay-based mortareco-efficiency
spellingShingle Douglas Rocha
Paulina Faria
Sandra S. Lucas
Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth
Materials
3D printing
earthen products
clay-based mortar
eco-efficiency
title Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth
title_full Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth
title_fullStr Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth
title_full_unstemmed Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth
title_short Additive Manufacturing of Earth-Based Materials: A Literature Review on Mortar Composition, Extrusion, and Processing Earth
title_sort additive manufacturing of earth based materials a literature review on mortar composition extrusion and processing earth
topic 3D printing
earthen products
clay-based mortar
eco-efficiency
url https://www.mdpi.com/1996-1944/17/1/202
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