Sentences with vacuum molding
vac·u·um mold·ing
V v - The shells of the hand-held electric drills were produced by vacuum molding.In vacuum molding, a vacuum is used to hold the sand in the desired mold shape while the metal is poured in and allowed to solidify.Vacuum molding is a type of molding in which pressure is applied by introducing a vacuum on the side of the mold.
- Compare vacuum molding with blow molding in which melted plastic is put in a mold, and then shaped by having compressed air blown into it.