The New Plastic Flow Machining Process for Producing Thin Sheets

Figure 1

Schematic illustration of the PFM process: (a) die geometry and (b) metal flow. and are the pressing pressure and back pressure, respectively. , , , and are the geometrical dimensions. is the width dimension. , , and are the velocities, and , , and are the volumes per unit time of the metal flows.

(a)

(b)