1. Laboratory for Simulation and Modelling of Particulate Systems; School of Materials Science and Engineering, UNSW Australia,; NSW 2052 Australia
2. Department of Chemical Engineering; Monash University; Melbourne VIC 3800 Australia
3. Institute for Infrastructure Engineering; University of Western Sydney; NSW 2751, Australia
4. BlueScope Steel; P.O. Box 202; Port Kembla NSW 2505, Australia
5. OneSteel; Whyalla SA 5600; Australia