Fine Blanking
Blanking and piercing are shearing (metalworking), shearing processes in which a Punch (metalworking), punch and die (manufacturing), die are used to produce parts from coil or sheet stock. Blanking produces the outside features of the component, while piercing produces internal holes or shapes. The web is created after multiple components have been produced and is considered scrap material. The "slugs" produced by piercing internal features are also considered scrap. The terms "piercing" and "punching" can be used interchangeably. Die roll and burr formation Burrs and die roll are typical features of stamped components. Die roll is created when the material being stamped in compressed before the material begins to shear. Die roll takes the form of a radius around the outside edge of the blank and the pierced holes. After compression, the part shears for about 10% of the part thickness, and then fractures free of the strip or sheet. This fracturing produces a raised, jagged edg ...
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Blanking Vs Piercing
Blanking may refer to: * Applying the silent treatment * Blanking (metalworking), a metalworking process to form the rough shape of a sheet metal workpiece Technology * Blanking (video) ** Horizontal blanking interval ** Vertical blanking interval See also * Blank (other) Blank or Blanks may refer to: *Blank (archaeology), a thick, shaped stone biface for refining into a stone tool *Blank (cartridge), a type of gun cartridge * Blank (Scrabble), a playing piece in the board game Scrabble * Blank (solution), a solut ...