... Nickel shape:block,segment size:according to your need magnet trade mainly comprised of neodymium ,iron and boron,is the ... up to 230c) magnet trade Outsanding product:1)high performance:N52,N48M,48SH,42UH,38EH,33AH2)high working temperature:the AH series ... average low weight loss less than 2 mg/cm2 magnet trade applications:loudspeakers,motor assemblies,windmill,Home appliance,acousics,communication ...