Use of Industrial Waste to Produce Ceramic Coatings on Metal

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual Paulista (Unesp)-
Autor(es): dc.creatorPereira Antunes, Maria Lucia [UNESP]-
Autor(es): dc.creatorSouza, C. S. [UNESP]-
Autor(es): dc.creatorMoraes, R. F. [UNESP]-
Autor(es): dc.creatorRangel, E. C. [UNESP]-
Autor(es): dc.creatorCruz, N. C. [UNESP]-
Data de aceite: dc.date.accessioned2022-02-22T00:13:18Z-
Data de disponibilização: dc.date.available2022-02-22T00:13:18Z-
Data de envio: dc.date.issued2020-12-09-
Data de envio: dc.date.issued2020-12-09-
Data de envio: dc.date.issued2019-01-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.14207/ejsd.2019.v8n5p9-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/197492-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/197492-
Descrição: dc.descriptionIndustrial processes are activities that produce large amounts of wastes. Often these wastes are disposed in dam or landfills, occupying large areas and causing environmental damage such as the contamination of water and soil. According to the Circular Economy concept, waste should be minimized and reused as raw material in a new process. This work describes two residues, namely red mud (bauxite residue) and waste foundry sand (WFS), whose chemical compositions indicate their suitability for use as protective coatings. These residues were used to obtain coatings on aluminum alloy by employing plasma electrolytic oxidation (PEO). The PEO process enables the creation of coatings that are durable, uniform, and strongly adherent on metallic components of different shapes. The mineralogical compositions of the coatings were investigated using X-ray diffraction (XRD). Surface wettability was determined by contact angle measurements and evaluation was made of the average surface roughness. Alumina was the main phase observed by XR, indicating good chemical stability and high thermal resistance. The coatings obtained with the red mud were thicker and less rough, compared to those obtained with the WFS. The results demonstrated the feasibility of using these wastes for coating metals in order to improve their properties and enable new applications.-
Descrição: dc.descriptionCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)-
Descrição: dc.descriptionSao Paulo State Univ UNESP, Sorocaba, SP, Brazil-
Descrição: dc.descriptionSao Paulo State Univ UNESP, Sorocaba, SP, Brazil-
Formato: dc.format9-15-
Idioma: dc.languageen-
Publicador: dc.publisherEuropean Center Sustainable Development-
Relação: dc.relationEuropean Journal Of Sustainable Development-
???dc.source???: dc.sourceWeb of Science-
Palavras-chave: dc.subjectIndustrial Waste-
Palavras-chave: dc.subjectRed Mud-
Palavras-chave: dc.subjectWaste Foundry Sand-
Palavras-chave: dc.subjectCircular Economy-
Palavras-chave: dc.subjectCeramic Coating-
Título: dc.titleUse of Industrial Waste to Produce Ceramic Coatings on Metal-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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