... properties of high remanence,coercivity,and Max.energy product. rare earth product grade:N35,N38,N40,N42,N45,N48,N50, ... N35AH(Max.operational temperature:up to 230c) rare earth product Outsanding product:1)high performance:N52,N48M,48SH,42UH,38EH,33AH2) ... weight loss less than 2 mg/cm2 rare earth product applications:loudspeakers,motor assemblies,windmill,Home appliance,acousics,communication ...