... fluorescent magnetic powder flaw detection machine for small and medium-sized parts A,Equipment Name, Model, Brand and Manufacturer1,Name Three ... liquid7,Longitudinal magnetization coil7.1,A mobile magnetized coil,inner diameter 400mm.8,The human-machine interface control system 11, ... switch6,Sensitivity6.1,Sensitivity:Clear indications on test piece Model A #2.6.2,Dc sensitivity JB/T6066 according to ...