... temperature of work excellent performance Customized NdFeB magnets with our advanced processing technology1. Quality Assurance ... -200mmShape: Block, Square, Disc, Cylinder, Ring, Rod, Bar, Stick, Tile, Fan, Ball3. Competitive, Reliable, Reasonable ... different work temperature.7. Wide Application of NdFeB, AlNiCo & SmCo magnets Speakers, Earphones, Microphones, Loudspeakers, Mobile Phone, Automobile ...