... to your requests! GradeN35-52(N,M,H,SH,UH,EH)Various sizes CustomizedShapeBar, Strip, Stick, Block, Sheet, Round, Disc, etc ... ) Permanent Magnet Available Grades in: N, M, H, SH, UH, EH and so on.Magnet N-( N35-------N50), working temperature:80 ... .Magnet UH-(N28UH—N35UH), working temperature:180 degree Celsius.Magnet EH-(N28EH---N33EH) , working temperature:200 degree Celsius.