Process for treating red mud

摘要

A method for treating red mud containing a desilication product or for treating a desilication product-containing concentrate obtained from red mud comprises grinding the desilication product for a period of less than 15 minutes. Grinding may take place in a high intensity mill having a power input of at least 50kW/m3 and/or with a weight ratio of grinding media to red mud or desilication product containing concentrate of less than 15.