N40SH N40SH Grade Sintered Neodymium-Iron-Boron Magnets These are also referred to as "Neo" or NdFeB magnets. They offer a combination of high magnetic output at moderate cost. Please contact ALB Characteristic Units C // C for additional grade...
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N40SH N40SH Grade Sintered Neodymium-Iron-Boron Magnets These are also referred to as "Neo" or NdFeB magnets. They offer a combination of high magnetic output at moderate cost. Please contact ALB Characteristic Units C // C for additional grade information and recommendations for protective coating. Reversible Temperature Coefficients (1) Assemblies using these magnets can also be provided. Thermal Properties of Induction, α(Br) %/ºC -0.120 of Coercivity, α(Hcj) %/ºC -0.535 Coefficient of Thermal Expansion (2) -6 Characteristic Units min. nominal max. ∆L/L per ºCx10 7.5 -0.1 Gauss 12,500 12,850 13,200 Thermal Conductivity W / (m • K) 7.6 Br, Residual Induction mT 1250 1285 1320 Specific Heat (3) J / (kg • K) 460 Magnetic Properties Oersteds 11,800 12,200 12,600 Curie Temperature, Tc ºC 310 HcB, Coercivity kA/m 939 971 1003 psi 41,300 Flexural Strength Properties Oersteds 20,000 MPa 285 HcJ, Intrinsic Coercivity Other kA/m 1,592 Density g/cm3 7.5 MGOe 38 41 43 Hardness, Vickers Hv 620
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