... shape:dics,ring,block,tile, size:according to your need Shaped Magnet mainly comprised of neodymium ,iron and boron,is the third ... It has excellent properties of high remanence,coercivity,and Max.energy product. Shaped Magnet grade:N35,N38,N40,N42,N45,N48, ... average low weight loss less than 2 mg/cm2 Shaped Magnet applications:loudspeakers,motor assemblies,windmill,Home appliance,acousics,communication ...