Our company are professional manufacturer of NdFeB magnet with stable performance and evenness of manetic flux density. 1.Property of MagnetMaterial: NdFeB Rare earthGrade : N35---- N52, 30M ---- 50M, 30H ----- 48H, 30SH ------ 45SH, 28UH ----- 40UH 30EH -----38EH, 30AH, 33AH Br: 1080-1450GS. Hcb: 10-13KGS Hcj: 12-35Koe Max working Temp: 80-240 DegreesSurface treatment: Ni, Ni + Cu + Ni, Zn, ...