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Influence of Die Surface Topography and Lubrication on the Product Quality during Indirect Extrusion of Copper-Clad Aluminum Rods [PDF]
Metals, 2020 Copper-clad aluminum rods are usually fabricated using hydrostatic extrusion, since during direct and indirect extrusion fracture of the copper sleeve is difficult to avoid.
Stefan Kuhnke +4 more
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Numerical Investigations on Material Flow During Indirect Extrusion of Copper-Clad Aluminum Rods [PDF]
Frontiers in Materials, 2020 In the extrusion of clad composite materials with different flow stresses are usually used. This causes an inhomogeneous material flow which can induce sleeve or core fracture.
Stefan Kuhnke +4 more
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Materials Research Express, 2020 The copper clad aluminum (CCA) wire was fabricated by roll forming of copper foil around the aluminum wire rode. Non-continuous wire drawing (NCWD) was employed to study the effect of wire drawing parameters on ductility, micro-hardness and ...
Fariborz Fatehi Sichani +3 more
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Frontiers in Materials, 2021 The success of composite extrusion is influenced by multiple process parameters. In order to investigate the significance of specific parameters during indirect extrusion of copper-clad aluminum (CCA) rods, statistical methods were applied and a central ...
Stefan Lechner +4 more
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MetalsThis study evaluates the mechanical and electrical properties of copper-clad aluminum (CCA) wire prepared with a total cross-section reduction of 89% through a multistage cold drawing process and subjected to annealing at various temperatures.
Jung-Woo Song +7 more
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Interfacial Characterization and Bonding Properties of Copper/Aluminum Clad Sheets Processed by Horizontal Twin-Roll Casting, Multi-Pass Rolling, and Annealing [PDF]
Metals, 2018 The copper/aluminum (Cu/Al) clad sheets were produced on a horizontal twin-roll caster and then were multi-pass rolled and annealed. The thickness of the as-cast clad sheet was 8 mm.
Zhiping Mao +4 more
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Application of Copper Cladding Aluminum Composites in UHV Portable Earthing and Short-circuiting Wires [PDF]
MATEC Web of Conferences, 2018 Aiming at the heavy weight and inconvenience when carrying and installing copper earthing wires on the UHV transmission lines, in this paper, we present the use of copper clad aluminum(CCA) composite materials as a lightweight method for UHV earthing ...
Zhu Jianjun +6 more
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Impact of hardening law on the FEM prediction of residual stresses in copper-clad aluminum wires
The International Journal of Advanced Manufacturing Technology, 2023 Near-surface axial tensile residual stresses (from manufacturing) are reportedly detrimental to the yield strength of cold-drawn wires. Therefore, a reliable evaluation of their magnitude is necessary.
Alireza Dashti +6 more
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IEEE Transportation Electrification Conference and Expo, 2020 In this paper, copper and copper-clad aluminum winding conductors were compared. The effective resistances as functions of frequency for the cored coils were compared using the 3D finite element model frequency sweep analysis for low, medium, and high ...
Rafal P. Wojda +3 more
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Orthogonal tests of copper-clad aluminum bimetal continuous casting by nitrogen pressure core-filling [PDF]
China Foundry, 2013 To provide theoretical basis and practical guidance for preparing composite rods by direct continuous casting, copper-clad aluminum composite rods of external copper layer diameter 12 mm and inner aluminum core diameter 8 mm were manufactured. Orthogonal
Xue Zhiyong , Liang He, Yu Wanhua
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