Additively manufactured casting core-shell mold with integrated filter and ceramic shell

A method of preparing a cast component, the method comprising:

• (a) connecting a wax component to a ceramic core-shell mold, wherein the ceramic core-shell mold includes at least a filter and a first opening between a ceramic core and a ceramic shell;
• (b) covering the first opening with a ceramic cover, the ceramic cover comprising engaging portions;
• (c) coating at least a portion of the ceramic core-shell mold and the wax component with a ceramic outer shell formed of a second ceramic material;
• (d) removing the wax component to form at least a second opening in fluid communication with the first opening;
• and
• (d) providing a molten metal into the second opening and through the filter into the first opening;
• wherein at least a portion of the ceramic core-shell mold and the ceramic cover are joined together by engagement portions.