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Tribology in warm and hot aluminum sheet forming: transferability of strip drawing tests to forming trials

Schell, Lukas ; Sellner, Erik ; Massold, Michael ; Groche, Peter (2023)
Tribology in warm and hot aluminum sheet forming: transferability of strip drawing tests to forming trials.
In: Advanced Engineering Materials, 25 (15)
doi: 10.1002/adem.202201900
Artikel, Bibliographie

Kurzbeschreibung (Abstract)

For conventional sheet metal forming at room temperature, numerous tribometers have been developed in the 20th century. At the present state of the art, there are some challenges for tribometry in warm and hot forming processes of high-strength aluminum (e.g., EN AW-7075). Especially for nonisothermal processes with heated sheets and cooled dies, the tribological design is a major challenge, which needs to be addressed by investigations with adapted tribometers. Herein, the transferability of friction and wear behavior of three different lubricants and temperatures is investigated. Therefore, tribometer test results are compared with real forming trials in combination with thermomechanical finite element simulations. Both the behavior of different lubricant types and the characteristics of tool lubrication in sheet metal forming are discussed.

Typ des Eintrags: Artikel
Erschienen: 2023
Autor(en): Schell, Lukas ; Sellner, Erik ; Massold, Michael ; Groche, Peter
Art des Eintrags: Bibliographie
Titel: Tribology in warm and hot aluminum sheet forming: transferability of strip drawing tests to forming trials
Sprache: Englisch
Publikationsjahr: 2023
Verlag: Wiley-VCH
Titel der Zeitschrift, Zeitung oder Schriftenreihe: Advanced Engineering Materials
Jahrgang/Volume einer Zeitschrift: 25
(Heft-)Nummer: 15
Kollation: 11 Seiten
DOI: 10.1002/adem.202201900
Kurzbeschreibung (Abstract):

For conventional sheet metal forming at room temperature, numerous tribometers have been developed in the 20th century. At the present state of the art, there are some challenges for tribometry in warm and hot forming processes of high-strength aluminum (e.g., EN AW-7075). Especially for nonisothermal processes with heated sheets and cooled dies, the tribological design is a major challenge, which needs to be addressed by investigations with adapted tribometers. Herein, the transferability of friction and wear behavior of three different lubricants and temperatures is investigated. Therefore, tribometer test results are compared with real forming trials in combination with thermomechanical finite element simulations. Both the behavior of different lubricant types and the characteristics of tool lubrication in sheet metal forming are discussed.

Zusätzliche Informationen:

Artikel-ID: 2201900

Fachbereich(e)/-gebiet(e): 16 Fachbereich Maschinenbau
16 Fachbereich Maschinenbau > Institut für Produktionstechnik und Umformmaschinen (PtU)
Hinterlegungsdatum: 21 Apr 2023 10:58
Letzte Änderung: 08 Nov 2023 06:11
PPN: 507761944
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