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HomeCommon manufacturing processes

Common manufacturing processes

The chart below summarizes various machines that can be used to manufacture parts. New customers generally begin with the machines shown in bold.

Machine Avail. Details Method D Materials T
Bend Now Click Bends sheet metal to an angle 3D Metal N
Blanking Now Click Custom punch cuts shape in one hit 2D Sheet metal Y
Casting, Investment Now Click Expendable pattern is surrounded by an investment compound and then baked so that the investment is hardened to form a mold 3D Metal Y
Casting, Pressure Die Now Click Molten metal forced into mold 3D Non-ferrous metals Y
Casting, Sand   Click Molten metal poured into sand mold 3D Metal Y
Counter boring (1) Now   Rotating tool enlarges upper portion of hole NA Hard N
Countersinking (1) Now   Conical tool adds conical shape to top of hole NA Hard N
Drawing   Click Sheet metal formed by successive stamping 3D Metal Y
Drilling Now Click Rotating cutter moves in one dimension 1D Hard N
Electrochemical Machining   Click A shaped form erodes work piece by electro chemical reaction 3D Metal N
Extrude Now Click Molten material forced thru die 2.5D Plastic Y
Fine blanking   Click Custom punch cuts shape in one hit using tooling that creates a precise shear edge 2D Metal Y
Finishing Now Click Various methods of treating surface of work piece NA Metal N
Forging Now Click Heated metal pressed into mold 3D Ductile metals Y
Grinding, Surface Now   Abrasive wheel creates uniform flat surface 2D Metal N
Glass Cutting     Hand tool scores glass (polygon shapes) 2D Glass N
Honing (1) Now   Tool with rotating abrasive enlarges hole NA Metal N
Knurling  (1) Now   Textured tool presses coarse textured pattern (cylindrical shapes) NA Metal N
Laser Cutting Now Click Laser beam vaporizes cut path 2D Most N
Mill Now Click Rotating cutter moves in 3D 3D Hard N
Molding, Compression (for rubber) Now Click Heated rubber pressed into mold 3D Rubber Y
Molding, Injection Now Click Molten plastic forced into mold 3D Plastic Y
Photochemical Milling Now Click Chemical dissolves masked sheet 2D Metal N
Plasma Cutting Now Click Spark vaporizes cut path 2D Most N
Plunge EDM     A metal probe is plunged into a metal work piece via electrical discharge 3D Metal N
Rapid Prototype (FDM) Now Click Fused plastic deposits in 3D space 3D ABS N
Reaming (1) Now   Precision cutting tool creates accurate hole 1D Metal N
Sawing (1) Now   Cutting blade cuts material in straight line NA Hard N
Shearing (1) Now   Scissors-like action cuts material in straight line NA Most N
Silk Screen Now Click Ink is forced thru a mesh that holds a graphic pattern 2D Most Y
Springs   Click Wire formed into helical shape NA Metal N
Spur gears cutting Now Click Cutting of plain 2D gears 2D Metal N
Steel-Rule-Die Blanking Now Click Steel knives embedded in wood base 2D Soft Y
Thermoforming (Vacuum molding)   Click Heated thin sheet is formed onto mold 3D Plastic sheet Y
Thermoforming die cutting   Click Separates molded parts from sheet 3D Plastic sheet Y
Threading & Tapping Now Click Threads holes and protrusions 3D Hard N
Turret Punch Now Click Successive punching of fixed shapes 2D Sheet metal N
Turning (lathe) Now Click Cutter applied to rotating material (concentric shapes) 3D Hard N
Waterjet Now Click High pressure water cuts sheet 2D Hard N
Weld Now Click Joins metal surfaces 3D Metal N
Wire EDM Now Click Charged wire erodes material 2D Metal N
Wire forming   Click Wire formed into special shapes NA Metal N
Machine Avail Details Method D Materials T

T = Uses tooling (generally beneficial for longer runs). D = 2D or 3D shapes

(1) Specified using comments on emachineshop CAD designs.

Need help deciding which machine to use? See the help documentation in our free CAD software download.

For a general overview of some common fabrication methods click here.

In case of difficulty with this page please contact us.
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