... of Ferrite ,Alnico and Samarium Cobalt magnets. 1. Double Work Model: You can directly read Five kind of parameters with computer ... andφ260.4. Exploring Coil Manifold:Adopt the J coil, B coil, Pole coil, Hand winding circles. 5. Simplicity of Operation ... unit system, a single chart and DuoTu commands. Automatic Hysteresigraph Model AMT-4 Test System