Excavator Using Circular Lifting Electromagnet

PART I: WHAT IS LIFTING ELECTROMAGNET Lifting Electromagnet is a kind of special equipment which utilizes the electric & magnetic physical quantity to lift attached materials, and became an indispensable for lifting and transporting ferromagnetism materials in lines of metallurgy, mine, machinery, shipbuilding and transportation, etc., and it can also be used as electromagnetic manipulator, magnetic force centering, bar length fixing and so on in some fields. As the lifted