The Compression Behavior Simulation of Aluminum Foams

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Abstract:

The compression behavior of open-cellular Aluminum foams was simulated using DEFORM-3D software. The structures of regular tetrahedron, octahedron and tetrakaidecahedron (Kelvin) model were developed separately. Simulation results show that the models have similar compression behavior. Then load-time curves and strain-stress curves have similar characteristics, the linear elasticity at low stresses followed by a long collapse plateau, truncated by a region of densification in which the stress rises steeply. Compared with experiment, the platform stress and the Young’ model of the Kelvin mold have good consistency within the error range.

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Periodical:

Advanced Materials Research (Volumes 239-242)

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3244-3248

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May 2011

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© 2011 Trans Tech Publications Ltd. All Rights Reserved

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