Paper Title
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Authors: Francesco Gagliardi, I. Alfaro, Luigino Filice, E. Cueto
Abstract:The conventional tube extrusion process has been substituted by porthole die extrusion due to relevant advantages in terms of productivity...
151
Authors: Yan Xu, Wojciech Z. Misiolek
Abstract:Solid-state welding takes place during the extrusion of hollow shapes and tubes made from selected metals such as aluminum and magnesium and...
159
Authors: Francesco Gagliardi, Giuseppina Ambrogio, Luigino Filice
Abstract:Porthole die extrusion has been always more used for the production of hollow profiles. The process is characterized by a complex die whose...
173
Authors: Gianluca D'Urso, Michela Longo, Elisabetta Ceretti, Claudio Giardini
Abstract:In extrusion operations, material solid state welding takes place thanks to the very high pressure and temperature at which the material...
181
Authors: Ding Tang, Qing Qing Zhang, Da Yong Li, Ying Hong Peng
Abstract:Micro-channel tube with submillimeter-diameter channels is a kind of newly developed heat transfer tube based on theory of micro-scale heat...
189
Authors: Yawar Abbas Khan, Sepinood Torabzadeh Khorasani, Henry Sigvart Valberg
Abstract:In extrusion of aluminium alloys, using porthole dies, the billet metal is split into separate metal streams during flow into the ports....
197
Authors: D. Leśniak, Artur Rękas, W. Libura, Józef Zasadziński
Abstract:In the work, numerical calculations of extrusion process of 2024 alloy through porthole dies were performed. The DEFORM 3D program based on...
205
Authors: Lorenzo Donati, Antonio Segatori, Barbara Reggiani, Luca Tomesani, Pietro Alfredo Bevilacqua Fazzini
Abstract:In the paper, a die for the production of a complex hollow profile made by AA6060 alloy on an industrial 2500 ton press has been manufactured...
215
Authors: Ramona Hölker, Andreas Jäger, Nooman Ben Khalifa, A. Erman Tekkaya
Abstract:To prevent local overheating of the workpiece material in hot aluminum extrusion the influence of die cooling was investigated. Numerical...
223
Authors: Barbara Reggiani, Lorenzo Donati, Luca Tomesani
Abstract:Tools are exposed to severe working conditions during the hot extrusion process. In particular, dies and mandrels can be subjected to an...
233
Showing 21 to 30 of 34 Paper Titles