Before installation, all the partial remaining of bricks and cement on the inner surface should be thovoughly removed, The smooth surface should be made hoarse, damaged iron surface should be reparied through welding if it is badly worn.
For installation,grout width should be about 1mm using #425 white cement, Brick should be laid from level area of ball mill and moving upward.
Surface area should be clean and kept wet by spraying water for 1 to 2 days to increase the cohesion for max hardness.
Finally,the ball mill should be filled with water for minimum of 10 days.