CPC B22F 3/15 (2013.01) [B22F 1/05 (2022.01); B22F 10/18 (2021.01); B22F 10/60 (2021.01); B22F 10/64 (2021.01); B28B 1/001 (2013.01); B33Y 10/00 (2014.12)] | 21 Claims |
1. A method comprising:
additively manufacturing an additively manufactured component, the additively manufactured component comprising a sacrificial binder and a metal or alloy;
sintering, at a first time, the additively manufactured component, wherein the sacrificial binder is removed from the additively manufactured component;
applying, at a second time that is after the first time, a slurry or suspension to the additively manufactured component using dip coating, wherein the slurry or suspension includes one or more of a dispersant, a surfactant, or a pH adjustor;
depositing, at a third time that is after the second time, from the slurry or suspension, on a surface of the additively manufactured component, powder comprising at least one of a metal, an alloy, or a ceramic, wherein the powder has an average grain size that is smaller than an average grain size of the material used to form the additively manufactured component;
sintering the powder to form a surface layer on the additively manufactured component; and
hot isostatic pressing the additively manufactured component and the surface layer.
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