w w w enerpaccom 20 MINING An Enerpac Str and Jack Lifting syst em was employed t o construct Austr alia s lar gest ever magnetit e mining and pr ocessing oper ation With the HSL series str and jack syst em pairs of 800 t on ir on or e mills and 1540 t on aut ogenous mills wer e lift ed and then lower ed ont o their bearings 70 ft above the gr ound PROJEC T Sino I r on Or e L O CA TION C ape P r est on A ustralia Y E A R 2009 EQUIP MENT HSLSERIES HEA VY LIFTING STRAND JA CKS