investment casting

noun Metallurgy.

a casting process in which an expendable pattern is surrounded by an investment compound and then baked so that the investment is hardened to form a mold and the pattern material may be melted and run off.

Nearby words

investiture, investment, investment analyst, investment bank, investment bond, investment casting, investment company, investment compound, investment tax credit, investment trust, investor

Compare lost-wax process.

Origin of investment casting

First recorded in 1945–50

Also called precision casting.