LAYER-BY-LAYER PRODUCTION METHOD DURING LASER MELTING (SLS) IN GRAVITY DIE CASTING OPERATIONS
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May 27, 2015
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May 27, 2014
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The invention relates to the use of direct metal laser sintering (DMLS) for the production of a casting mold, in particular a permanent mold, in order to avoid air pockets in internal combustion engine pistons manufactured in a gravity die casting process, wherein at least one portion of the casting mold has a plurality of small openings, in particular microscopic holes, for discharging air. The invention also relates to a method for producing a casting mold, in particular a permanent mold, for gravity die casting pistons for internal combustion engines.
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