Additive Manufacturing of Aluminum Using Friction Stir Deposition

Ebtessam Elfishawy, M. M.Z. Ahmed, M. M. El-Sayed Seleman

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

22 Scopus citations

Abstract

In the current work, additive manufacturing process using friction stir deposition technique from die-cast Al–Si bar of 20 mm diameter against aluminum substrate was carried out. The effect of the spindle rotation speed (1200 rpm) and the feeding speed (3–5 mm/min) on the deposition process, the microstructure, and the hardness of the friction deposited parts were investigated. During the additive manufacturing process, after fixing the bar on the spindle shank and while rotating, the bar approaches the substrate at a constant feeding speed, and the bar plastically deformed due to the friction between the rotating bar and the fixed substrate under the effect of axial loading that causes the material to transfer from the bar to the substrate under the continuous feeding and the severe plastic deformation. This has resulted in a successful additive manufacturing of three cylindrical parts of 25 mm diameter of different heights at the different feeding rates. The additive manufactured parts (AMPs) were found to have a sound structure with ultra-fine grains.

Original languageEnglish
Title of host publicationTMS 2020 149th Annual Meeting and Exhibition Supplemental Proceedings
EditorsZhiwei Peng, Jiann-Yang Hwang, Jerome Downey, Dean Gregurek, Baojun Zhao, Onuralp Yucel, Ender Keskinkilic, Tao Jiang, Jesse White, Morsi Mahmoud
PublisherSpringer
Pages227-238
Number of pages12
ISBN (Print)9783030362959
DOIs
StatePublished - 2020
Event149th Annual Meeting and Exhibition of the Minerals, Metals and Materials Society, TMS 2020 - San Diego, United States
Duration: 23 Feb 202027 Feb 2020

Publication series

NameMinerals, Metals and Materials Series
ISSN (Print)2367-1181
ISSN (Electronic)2367-1696

Conference

Conference149th Annual Meeting and Exhibition of the Minerals, Metals and Materials Society, TMS 2020
Country/TerritoryUnited States
CitySan Diego
Period23/02/2027/02/20

Keywords

  • Additive manufacturing
  • Aluminum alloys
  • Friction stir deposition
  • Friction stir processing
  • Friction stir welding
  • Hardness

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