... to date,It has excellent properties of high remanence,coercivity,and Max.energy product. ndfeb rare earth magnet rod grade:N35,N38,N40 ... ,N35AH(Max.operational temperature:up to 230c) ndfeb rare earth magnet rod Outsanding product:1)high performance:N52,N48M,48SH,42UH,38EH,33AH2 ...