... .E,Equipment main specifications1,Power supply 3 phase, 50Hz, 380V±10%, 60KW or as per customer's requirements2,magnetizing current current ... A dc current,Try piece of six holes show clear(10.67 mm away from the surface)7,Demagnetization way Ultralow frequency ... effect ≤160A/m(0.2mT9,Working way: automatic and manual 10,Part length capacity 0-3000 mm11,Magnetic coil inner diameter ...