Modeling of recrystallization behaviour of AA6xxx aluminum alloy during extrusion process

M Negozio, A Segatori, R Pelaccia, B Reggiani… - … of Nonferrous Metals …, 2024 - Elsevier
An innovative approach was introduced for the development of a AA6063 recrystallization
model. This method incorporated a regression-based technique for the determination of …

[HTML][HTML] Charge weld evolution in hollow aluminum extrusion: Experiments and modeling

EC Sariyarlioglu, M Negozio, T Welo, J Ma - CIRP Journal of Manufacturing …, 2024 - Elsevier
Charge welds occur in billet-to-billet extrusion processes due to the transition between
successive billets. The material in this transition zone is typically characterized by …

Numerical, experimental, and analytical investigation of the skin contamination evolution in the extrusion of different industrial profiles

M Negozio, R Pelaccia - The International Journal of Advanced …, 2024 - Springer
In the context of aluminum alloy extrusion, the presence of the skin contamination defect
imposes the scrap of the contaminated profile length due to its lower mechanical properties …

Numerical simulation and multiobjective optimization of fluid–structure interaction in aluminum extrusion

D Pazeto, JLJ Pereira, GF Gomes - The International Journal of Advanced …, 2023 - Springer
Although much technological advancement has been implemented in the aluminum
extrusion industry, there are still considerable expenses as tests of different process …

Behaviour of Aluminium Undergoing Cold Extrusion: A Review

YTNS Rupesh, KM Chary, P Venkatesh… - E3S Web of …, 2023 - e3s-conferences.org
Aluminium is widely used metal. Aluminium alloy is used in mechanical industries for bolts,
nuts, rivets and many other things. Aluminium is cold extruded because of its benefits like …

Hot torsion tests of AA6082 alloy

S Di Donato, R Pelaccia, M Negozio… - Key Engineering …, 2024 - Trans Tech Publ
Materials characterization and the knowledge of their elastic-plastic behavior are of
fundamental importance for the design of industrial manufacturing processes. Nowadays …

Finite element modeling of microstructure evolution and bonding during Friction Stir Extrusion of AA6061 powder at different tool feed rates and rotational speeds

M Negozio, S Bocchi, L Rath, E Ghio - Materials Characterization, 2025 - Elsevier
Abstract Friction Stir Extrusion (FSE) enhances material properties by producing a fine-
grained microstructure, offering improved mechanical strength and eliminating the need for …

Physical properties of defatted and extruded black soldier fly (Hermetia illucens) larvae-based aqua-feed using a twin-screw extruder

B Edah, OD Owolabi - Discover Food, 2023 - Springer
A twin-screw hot extrusion processing study was performed using defatted black soldier fly
larvae (DBSFL) meal as a complete substitute for Danish fishmeal (DFM) in the production of …

Experimental analysis and modeling of the recrystallization behaviour of a AA6060 extruded profile

M Negozio, L Donati, R Pelaccia, B Reggiani… - Materials Research …, 2023 - iris.unimore.it
Abstract The microstructure of Al-Mg-Si alloys is gaining nowadays an increasing industrial
interest because it influences the strength, crash, corrosion and esthetic properties of the …

Phase Field Method for the Assessment of the New-Old Billet Material Interaction during Continuous Extrusion Using COMSOL Multiphysics

S Di Donato, R Pelaccia, M Negozio - Journal of Materials Engineering …, 2024 - Springer
During the hot extrusion process of metals, billets are continuously loaded into the press and
joined together under high hydrostatic pressure, forming a single extruded profile …