Grinding Mills And Their Types – Ispatguru
Apr 09, maximum rod length is about 6 to 7 meters, otherwise there is a risk of the rods bowing. the drum diameter is limited to 0.6 or 0.7 times the length of the mill. rod mills are used for grinding hard minerals. this type of mill is normally used as the first stage of a milling process to provide a reduced size feedstock for a further milling.