Method Of Manufacturing Three-Dimensional Shaped Object And Three-Dimensional Shaped Object
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United States of America Patent
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Jul 20, 2023
app pub date -
Jan 18, 2023
filing date -
Jan 19, 2022
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Abstract
A method of manufacturing a three-dimensional shaped object includes: a powder layer forming step of leveling a Fe-based metal powder to form a powder layer; a binder applying step of applying a binder solution to a formation region of the powder layer corresponding to a laminate-shaped body to be formed; an ink applying step of applying an ink containing carbon particles to the formation region such that an amount of the carbon particles supplied to the formation region is partially varied; a repeating step of, when the formation region to which the binder solution and the ink are applied is set as a unit layer, obtaining the laminate-shaped body in which a plurality of the unit layers are laminated; a sintering step of performing a sintering treatment on the laminate-shaped body to obtain a metal sintered body; and a quenching step of performing a quenching treatment to obtain a three-dimensional shaped object.
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