Physical Properties-Ningbo Jinlun Magnet Technology Co., Ltd.

Physical Properties

Physical Properties of Sintered NdFeB

Temp.Coeff. of Br (reversible temperature coefficient)	-0.09~-0.11%℃	Temp. Coeff. of He	-0.50~-0.60%℃
Density	7.4〜7.6 g/cm3	Electrical Resistivity	114 μΩ.cm
Vickers Hardness	600 Hv	Flexural Strength	25 Kg/mm
Tensile Strength	8.0 Kg/mm3	Coeff. of Thermal Expansion	4x10-6/℃
Specific Heat	0.12 Kca/(kg,℃)	Thermal Conductivity	7.7 Kca/(m.h.℃)
Young's Modulus (Young's Tensile Strength)	1.6x1011 N/m3	Rigidity	0.64 N/m2
Poisson's Ratio	0.24	Compressibility	9.8x10-12m2/N
Curie Temperature	310-340 ℃	Relative Recoil Permeability prev	1.05