Changing sag mill liners type from HiLow to HiHi at
The Sarcheshmeh copper complex concentration plant uses a SAG mill lined with 48 rows of HiLow type liners. Because of breakage of Low type liners and cold welding, the liner replacement task of Low with new Hi type liners has become very difficult and timeconsuming. With the objective of finding a new design for liners, numerical (3D DEM; discrete element method) simulation and physical