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air bending

Air Bending

Air Bending is a frequently used, flexible bending method. In Air Bending , the workpieces is in contact with the upper and lower tools at three different points.

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    Any angle between approx. 32° and 180° can be produced without changing tools
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    Low bending tonnage requirements
coining

Coining

In Coining, the bend angle is produced in a form locking manner, i.e. by pressing the workpieces into a defined form (loower tool, or die). The angles of the upper and lower tools must be idntical, they determine the workpieces angle.

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    If the required inside radius of the workpiece is less than the sheet thickness.
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    If holes, cutouts or angled edges are located near or on the bending line.
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    Extreme contour accuracy
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    Cost efficient on large series production
hemming

Hemming

In Hemming, a seam is produced along a sheet edge using special tools.

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    If a seam does not need to be pressed completely flat
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    To minimize the counter-bend effect in long seam flanges
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    If a defined dimension needs to be producedbetween the flanges
flatenning

Flatenning

In Flattening, a seam is produced along a sheet edge using special tools.

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    Flatenning is used when a seam is to be pressed completely flat