In bottom pressing, or bottoming, the punch presses the workpiece from the bottom surface of a V or U-shaped die, which defines the ultimate bend angle. This process provides precise bends and decreases the tendency for springback while in the workpiece due to the appliance of greater bending pressure. It https://reid5uv01.ivasdesign.com/53510334/a-review-of-stamping-iron-pin-hs-code