Our recent thickener raking study had shown that DEM has the ability to simulate our process scenario of interest. Therefore, it has the potential to be used as a tool to improve our current design. The CFDEM®workbench is a stable trustworthy platform that has improved the workability of LIGGGHTS®. Moreover, it is convenient to use in our business environment as it enables the rapid performance of tasks with little training and we have high confidence in the results.