Noun
English Wikipedia has an article on:investment castingWikipedia
investment casting (countable and uncountable, plural investment castings)
A form of fine casting of metal parts based on the lost wax method
However, the components that can be produced using investment casting can incorporate intricate contours, and in most cases the components are cast near net shape, so require little or no rework once cast. Source: Internet
Lost-foam casting main Lost-foam casting is a type of evaporative-pattern casting process that is similar to investment casting except foam is used for the pattern instead of wax. Source: Internet
One advantage of investment casting is that the wax can be reused. Source: Internet
This process takes advantage of the low boiling point of foam to simplify the investment casting process by removing the need to melt the wax out of the mold. Source: Internet