... :block,segment size:according to your need permanent Alnico Magnet Material: Neodymium(ndfeb) Coating:Nickel shape:block,segment size:according to ... ,and Max.energy product. Neodyium Magnetic grade: N35,N38,N40,N42,N45,N48,N50,N52(Max.operational temperature: 80c) N33SH,N35SH ... to 230c) Neodyium Magnetic Outsanding product: 1)high performance:N52,N48M,48SH,42UH,38EH,33AH 2)high working temperature:the ...