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