... customized sized; 4. RoSH environmental. Disc NdFeb magnet: GradeN35,N38,N40Various sizes CustomizedShapeDisc (round)MaterialsSintered ... Iron-BoronCoatingZnTechnology Application of new sintered NdFeB magnet techniques and equipment like casting, HDDR technologyProduts ... area, like speakers, headphone, mobilephone, receiver, microphone, audio equipment, motors, wind generators, sensors, leather, toys ...