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Applications of metal foams: (a) prototypes of crash absorbers made of extruded Al filled with Cymat foam core (courtesy of Cymat); (b) design based on Al foams (Metcomb) with two different densities (courtesy of Hutte Kleinreichenbech); (c) prototype of a BMW engine mounting bracket produced by LKR Ranshofen. From left: empty casting, composite part comprising foam core and cast shell, and section through composite part (courtesy of LKR).
