| Message: | Sintered NdFeBSintered NdFeB is a most general permanent magnet of rare earth,which possesses high maximum magnetic energy and high intrinsic coercive forve.It is widely used in motor,speakers,magnetic separator,magnetic therapeutics and other high-tech fields.NdFeB Physical PropertiesTemp.coeff.of.Br -0.1%/℃Temp.Coeff.of.Hcj -0.60%/℃Density 7.4-7.8 g/cm3Electrical Resistivity 144μΩVickers Hardness 600HvFlexural Strength 25kg/mmTensile Strength 8.0kg/m m3Coeff of Thermal Expansion 4*10-6/℃Specific Heat 0.12kCal(kg·℃)Thermal Conductivity 7.7kCal(m·h·℃)Young’s Modullus 1.6x1011 N/m3Rigidity 0.64 N/m3Poisson’s Ratio 0.24Compressibility 9.8*10-12 m2 /NCurie Temperature 310-340℃Relativerecoil permeability μrev 1.05 url:http://www.ceramic-metal-parts.com |
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