<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>The main aim of this paper is to show how ECAP influences the densification behaviour of PM aluminium alloys. An aluminium based powder (Al-Mg-Si-Cu-Fe) was used as material to be investigated. After applying different compacting pressures, specimens were dewaxed in a ventilated furnace at 400 °C for 60 min. Sintering was carried out in a vacuum furnace at 610 °C for 30 min. The specimens were ECAPed for 1 pass. Optical characterization was carried out on the minimum of 10 different image fields. The results were measured for each pore individually in order to describe the dimensional and morphological porosity characteristics. ECAP influences the porosity distribution in terms of the severe shear deformation involved.</p></abstract>

The main aim of this paper is to show how ECAP influences the densification behaviour of PM aluminium alloys. An aluminium based powder (Al-Mg-Si-Cu-Fe) was used as material to be investigated. After applying different compacting pressures, specimens were dewaxed in a ventilated furnace at 400 °C for 60 min. Sintering was carried out in a vacuum furnace at 610 °C for 30 min. The specimens were ECAPed for 1 pass. Optical characterization was carried out on the minimum of 10 different image fields. The results were measured for each pore individually in order to describe the dimensional and morphological porosity characteristics. ECAP influences the porosity distribution in terms of the severe shear deformation involved.

Influence of ECAP on Densification Behaviour in the PM Aluminium Al-Mg-Si-Cu-Fe Alloy

Department of Metals Forming, Technical University of Košice, Letná 9, 042 00 Košice

Politecnico di Torino, Alesssandria Campus, Viale Teresa Michel 5, 15100, Alessandria, Italy

Journal of Electrical Engineering

The main aim of this paper is to show how ECAP influences the densification behaviour of PM aluminium alloys. An aluminium based powder (Al-Mg-Si-Cu-Fe) was...

Influence of ECAP on Densification Behaviour in the PM Aluminium Al-Mg-Si-Cu-Fe Alloy

Pubblicato online: 07 giu 2011

Pagine: 308 - 310

DOI: https://doi.org/10.2478/v10187-010-0048-x

Parole chiave
Aluminium alloy, compressibility, vacuum sintering, ECAP, densification behaviour, porosity

This content is open access.

Influence of ECAP on Densification Behaviour in the PM Aluminium Al-Mg-Si-Cu-Fe Alloy

Pubblicato online: 07 giu 2011

Pagine: 308 - 310

DOI: https://doi.org/10.2478/v10187-010-0048-x

Parole chiaveAluminium alloy, compressibility, vacuum sintering, ECAP, densification behaviour, porosity

This content is open access.

Parole chiave
Aluminium alloy, compressibility, vacuum sintering, ECAP, densification behaviour, porosity