Ten tips of Rod mill maintains 12/12/2013· The Maintains and Examine Repair of Rod Mill 1 All the lubes should change once a month and in the future according to the repair and examine change the lube once per six month 2 Every lubricant part and the surface height of the oil should be examined once per four hours 3 When the mill works normally the temperature of lube that in the main bearing is no more than 55℃ 4 If