In Bottom pressing, or bottoming, the punch presses the workpiece from The underside surface area of the V or U-formed die, which defines the ultimate bend angle. This technique creates exact bends and lessens the inclination for springback from the workpiece on account of the application of bigger bending power. https://holden3vy24.blogripley.com/32364436/the-ultimate-guide-to-iron-bridge-hot-stamping