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Sintered Neodymium-Iron-Boron

Typical Magnetic and Physical Specifications

Grade Type Br kG min/typ bHc kOe min/typ jHc kOe Oersted BH Max min/typ Max Temp ºC Comments
N35 11.7/12.1 10.8/11.4 >12 33/35 80 A basic, low cost magnet offering good strength at room temperature
N30H 10.8/11.2 10.1/10.6 >17 28/30 120 A basic grade useful to 120º but at the expense of some energy.
N33H 11.4/11.7 10.3/11.0 >17 31/33 120 Slightly higher energy than N30H.
N35H 11.7/12.1 10.8/11.4 >17 33/35 120 Good strength to 120ºC becoming our standard grade.
N44H 12.9/13.5 12.3/13.1 >16 40/44 120 Our top energy grade used for cutting small orders and special sizes.
N27SH 10.3/10.6 9.8/10.3 >20 25/27 150 Higher temp use at the expense of more energy.
N30UH 11.0/11.6 10.3/11.1 >27 28/32 180 Highest temp grade block for cutting.
Density g/cc 7.5   Young's Modulus kN/mm² 150
Curie Temp ºC 310   Bending Strength N/mm² 250
Spec. Res Ω mm²/m 1.5   Compressive Strength N/mm² 1000
Hardness (Vickers) 580   Thermal Conductivity W/mºC 9

Typical Magnetisation Curves at Room Temperature

Magnetisation Curves at Room Temperature of Sintered Neodymium-Iron-Boron



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