... segment size:according to your need Permanent Neodymium Magnet mainly comprised of neodymium ,iron and boron,is the third generation ... Magnet Outsanding product:1)high performance:N52,N48M,48SH,42UH,38EH,33AH2)high working temperature:the AH series with 40 k Oe super ... average low weight loss less than 2 mg/cm2 Neodymium Magnet applications:loudspeakers,motor assemblies,windmill,Home appliance,acousics, ...