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investment casting

noun

, Metallurgy.
  1. 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.


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Word History and Origins

Origin of investment casting1

First recorded in 1945–50
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Example Sentences

His start in the finishing business in the 1970s included learning and working at the foot of industry legend Bob McClelland, the man De La Cruz credits with bringing the now common lost wax investment casting process to golf.

For the metal bits in false teeth, dentists have long relied upon a process called “investment casting”.

Investment casting in irons is a case in point.

But many of the structural economic reforms pledged at the end of 2013 had not taken place by the end of 2014, while growth was still relying on debt-funded investment, casting a darkening cloud over property and land prices.

From BBC

In the solid investment casting process, that wax form is then coated by hand with a plaster mixture.

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