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When wire drawing hole diameter of the drawing board each time is reduced.
Sheet Metal Stamping includes forging, bending and cutting.
Small deformation of the sheet in tension helps to keep the new shape of the part.
The change in shape during forming is performed by compressing between two dies.
The edges of the sheet during punching cut off to obtain the final dimensions.
When forging detail must be hot to reduce the effort required and increase the plasticity of the metal.
After forging, closed-die parts do not require much machining.
With the minting of metal deformation is small and the imprint is formed on the metal surface.
The landing is used for making nails heads and bolts.
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