... and Cr3+ZnSize available: 0.5-200mmShape: Block, Square, Disc, Cylinder, Ring, Rod, Bar, Stick, Tile, Fan, ... different work temperature.7. Wide Application of NdFeB, AlNiCo & SmCo magnets Speakers, Earphones, Microphones, Loudspeakers, Mobile Phone, Automobile, ... , PMQ(electron beam), MRI (Magnetic Resonance Imaging), Magnet Therapeutic ApparatusSincerely welcome you to visit our factory and ...