<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The quality of aluminum casts is necessary in order to reach sufficient properties required for application. The decreasing in the properties of aluminum cast mainly related with microstructure, especially with size and morphology of second phases. One of such second phases in aluminum alloys are the β-phases. These phases are unwonted mainly because of the decreasing of mechanical properties. The contribution is deal with influence of addition of Mn to affecting the formation of β-phases in the AlSi7Mg0.3 and AlSi7Mg0.6 cast alloys. These materials are used for application especially automotive industry. The results shows, that addition of Mn is not sufficient for affecting of formation of the Fe-rich phases in AlSi7Mg0.6 cat alloys, but in the AlSi7Mg0.3 this addition lead to changes in formation of Fe-rich intermetallic phases.</p></abstract>

The quality of aluminum casts is necessary in order to reach sufficient properties required for application. The decreasing in the properties of aluminum cast mainly related with microstructure, especially with size and morphology of second phases. One of such second phases in aluminum alloys are the β-phases. These phases are unwonted mainly because of the decreasing of mechanical properties. The contribution is deal with influence of addition of Mn to affecting the formation of β-phases in the AlSi7Mg0.3 and AlSi7Mg0.6 cast alloys. These materials are used for application especially automotive industry. The results shows, that addition of Mn is not sufficient for affecting of formation of the Fe-rich phases in AlSi7Mg0.6 cat alloys, but in the AlSi7Mg0.3 this addition lead to changes in formation of Fe-rich intermetallic phases.

Influence on the Quality of Secondary Aluminum Alloy Casts by Mn Addition

Conference Quality Production Improvement – CQPI

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Influence on the Quality of Secondary Aluminum Alloy Casts by Mn Addition"}

The quality of aluminum casts is necessary in order to reach sufficient properties required for application. The decreasing in the properties of aluminum cast...

Influence on the Quality of Secondary Aluminum Alloy Casts by Mn Addition

Publicado en línea: 08 oct 2019

Páginas: 319 - 325

Recibido: 11 mar 2019

Aceptado: 27 may 2019

DOI: https://doi.org/10.2478/cqpi-2019-0043

Palabras clave
secondary aluminum alloys, intermetallic phases, addition of Mn, quality of casts

© 2019 Lenka Kuchariková et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Influence on the Quality of Secondary Aluminum Alloy Casts by Mn Addition

Publicado en línea: 08 oct 2019

Páginas: 319 - 325

Recibido: 11 mar 2019

Aceptado: 27 may 2019

DOI: https://doi.org/10.2478/cqpi-2019-0043

Palabras clavesecondary aluminum alloys, intermetallic phases, addition of Mn, quality of casts

© 2019 Lenka Kuchariková et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Palabras clave
secondary aluminum alloys, intermetallic phases, addition of Mn, quality of casts