<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1815-5944</journal-id>
<journal-title><![CDATA[Ingeniería Mecánica]]></journal-title>
<abbrev-journal-title><![CDATA[Ingeniería Mecánica]]></abbrev-journal-title>
<issn>1815-5944</issn>
<publisher>
<publisher-name><![CDATA[Facultad de Ingeniería Mecánica. Instituto Superior Politécnico "José Antonio Echeverría"]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1815-59442023000200087</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Estudio sobre la microestructura y problemática de grietas para obtención de aleación de aluminio-silicio]]></article-title>
<article-title xml:lang="en"><![CDATA[Study of microstructure and cracking problems in the production an aluminium-silicon alloy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Gómez-Díaz]]></surname>
<given-names><![CDATA[Anisleidy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Mir-Labrada]]></surname>
<given-names><![CDATA[Victor M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cavas Martínez]]></surname>
<given-names><![CDATA[Francisco]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Parada-Expósito]]></surname>
<given-names><![CDATA[Andrés]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Tecnológica de la Habana José Antonio Echeverría Dpto. Carrera de Metalurgia y Materiales UDM ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Tecnológica de la Habana José Antonio Echeverría Dpto. de Tecnología y Construcción de Maquinaria ]]></institution>
<addr-line><![CDATA[La Habana ]]></addr-line>
<country>Cuba</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Politécnica de Cartagena  ]]></institution>
<addr-line><![CDATA[Cartagena ]]></addr-line>
<country>Spain</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>08</month>
<year>2023</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>08</month>
<year>2023</year>
</pub-date>
<volume>26</volume>
<numero>2</numero>
<fpage>87</fpage>
<lpage>94</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S1815-59442023000200087&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S1815-59442023000200087&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S1815-59442023000200087&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen En este trabajo los autores investigaron cómo mejorar las consecuencias perjudiciales que provoca la fase intermetálica (&#946;-AlFeSi), que se forma con el hierro en aleaciones de Aluminio Silicio (Al-Si) para pistones de motores Diésel. El objetivo esencial fue obtener una pre-aleación compleja de aluminio y posteriormente la aleación correspondiente a pistones, mediante el desarrollo de una tecnología de fusión utilizando lingotes de Aluminio (Al) puro y Silico-Manganeso. Se analizó la composición química del material en medio del proceso de fundición, a través de una cantidad estimada de muestras, tanto de la pre-aleación como la aleación, finalmente se verificó el comportamiento de los distintos elementos y en especial del Manganeso (Mn). Para ello se tomó como referencia la Norma Española UNE 38265; se utilizaron equipos de espectrografía con las muestras obtenidas de los semiproductos y la posterior obtención de resultados metalográficos. Finalmente se obtuvo una aleación modificada con el intermetálico (&#945;-AlFeMnSi) que transforma la morfología del compuesto &#946;- AlFeSi, en una estructura diferente a agujas.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract In this work, I discuss how to ameliorate the detrimental consequences of the intermetallic phase (&#946;-AlFeSi), which forms with iron in Aluminium Silicon (Al-Si) alloys for diesel engine pistons. The essential objective was to obtain a complex aluminium pre-alloy and subsequently the corresponding alloy for pistons, by developing a melting technology using pure Aluminium (Al) and Silico-Manganese ingots. The chemical composition of the material was analysed in the middle of the melting process, through an estimated quantity of samples, both of the pre-alloy and the alloy. Finally, the behaviour of the different elements was verified, especially Manganese (Mn). For this purpose, the Spanish Standard UNE 38265 was used as a reference; spectrography equipment was used with the samples obtained from the semi-finished products and subsequent metallographic results were obtained. Finally, a modified alloy was obtained with the intermetallic (&#945;-AlFeMnSi) that transforms the morphology of the &#946;- AlFeSi compound into a structure different from needles.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[aleaciones de aluminio silicio hipereutécticas (Al-Si)]]></kwd>
<kwd lng="es"><![CDATA[modificación de aleaciones Al-Si con Mn]]></kwd>
<kwd lng="es"><![CDATA[compuestos intermetálicos ricos en hierro (Fe)]]></kwd>
<kwd lng="en"><![CDATA[hypereutectic aluminium-silicon alloys (Al-Si)]]></kwd>
<kwd lng="en"><![CDATA[modification of Al-Si alloys with Mn]]></kwd>
<kwd lng="en"><![CDATA[iron (Fe) rich intermetallic compounds]]></kwd>
</kwd-group>
</article-meta>
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<given-names><![CDATA[W.]]></given-names>
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<article-title xml:lang=""><![CDATA[Effect of initial Fe content on Microstructure and Mechanical Properties of Recycled Al-7.0 Si-Fe-Mn alloys with Constant Mn/Fe ratio]]></article-title>
<source><![CDATA[Materials]]></source>
<year>2022</year>
<volume>15</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>1618</page-range></nlm-citation>
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