Towards Optimum Plate Shapes: Modeling and Simulation of the Transient Material Flow During Heavy Plate Hot Rolling *A. Nemetz (Johannes Kepler University (JKU) Linz), E. Parteder (voestalpine Grobblech GmbH), P. Reimer (LCM – Linz Center of Mechatronics GmbH), T. Kaltenbrunner (voestalpine Grobblech GmbH), B. Heise (voestalpine Grobblech GmbH), J. Lekue (LCM – Linz Center of Mechatronics GmbH), T. Gross (LCM – Linz Center of Mechatronics GmbH), S. Falkner (voestalpine Grobblech GmbH), R. Egger (voestalpine Grobblech GmbH), K. Zeman (Johannes Kepler University (JKU) Linz)