rare earth magnets high Br, Hcj & (BH)max, various sizes & disc, N30~ ... , 33M~45M, 30H~44H, 30SH~35SH, 28UH~35UH, 28EH-33EH. rare earth magnetsProperty: N45Br: 1.33-1.37T, Hcb ≥836kA/m, Hcj ... recoil permeability: 1.05Thermal conductivity: 7.7kCal/(m.h. °C) rare earth magnets