Generator Magnet Segment:Grade in M,H,SH,EH series Coating:Ni,Cu,Ni,Zn, Sn, Ag, Work Temperature:from 80 to 200 Centigrade Customized NdFeB magnets with our advanced processing technology 1. Quality Assurance ISO9001:2000, RoHS report by SGS, CP65 Certificate, Reach Certificate 2. You decide the coating, shape, size Surface treatment: Ni, Zn, Epoxy, Gold, Silver, Tin, Ni+Cu+Ni and Cr3+ZnSize ...