mandrel-held work
41Filigree — For the concrete system, see Filigree concrete. sterling Horse and Buggy, Filigree work …
42Forging — This article is about the metalworking process. For specific hot forging hearth, see forge. For the act of counterfeiting, see forgery. Hot metal ingot being loaded into a hammer forge Forging is a manufacturing process involving the shaping of… …
43Caliper — For other uses, see Caliper (disambiguation). A vernier caliper …
44Lost-wax casting — A model of an apple in wax …
45Draw plate — Two drawplates for different wire gauge Drawing silver wire by hand pulling A …
46Indexing head — and tailstock set up on a milling machine s table. An indexing head, also known as a dividing head or spiral head,[1] is a specialized tool that allows a workpiece to be circularly indexed; that is, easily and precisely rotated to preset angles… …
47Electrical discharge machining — An electrical discharge machine Electric discharge machining (EDM), sometimes colloquially also referred to as spark machining, spark eroding, burning, die sinking or wire erosion,[1] is a manufacturing process whereby a desired shape is obtained …
48Drawing (manufacturing) — The basic drawing process for a wire, bar or tube. Drawing is a metalworking process which uses tensile forces to stretch metal. It is broken up into two types: sheet metal drawing and wire, bar, and tube drawing. The specific definition for… …
49materials science — the study of the characteristics and uses of various materials, as glass, plastics, and metals. [1960 65] * * * Study of the properties of solid materials and how those properties are determined by the material s composition and structure, both… …
50Casting (metalworking) — Casting iron in a sand mold In metalworking, casting involves pouring liquid metal into a mold, which contains a hollow cavity of the desired shape, and then allowing it to cool and solidify. The solidified part is also known as a casting, which… …
