Cliffs Natural Resources – Tilden Mine – Ishpeming, MI

Unit 1 & 2 Pellet Plant Annual Major Repairs and Unit 2, 3 & 4 Major

Removed and replaced (64) 8-ton grate chains and castings on Allis-Chalmers grate, inspected/repaired/replaced grate roller bearings, wheels and shafts, performed misc. repairs to dust collection systems, installed new grate roof system, installed new refractory, replace process air duct expansion joints, replaced ball mill trunnions and bearing housings, liners and drive components, repaired vibratory feeder wear surfaces, repaired/replaced belt conveyor components, weld repaired balling mill tire defect, pellet cooler mechanical repairs, pellet cooler hot zone steel replacement, and did miscellaneous balling mill repairs.