NdFeB magnet is mainly made of Neodymium Iron and Boron,with excellent magnetic property abundant raw material and reasonable prices,NdFeB Magnet can be used as an ideal magnet in mini-motor Permanent magnetic resonance sound device magnetic suspension system,magnetic transmission machine and iatrical apparatus and etc.For NdFeB,its surface is usually treatd with some special methods.The surface treatment method include Zine Nickel Tin Silver Gold plating Phosphor and Spray Epoxy Resin etc.
NdFebB Other Physical Properites:
Temp.Coeff.Of Br: -0.11%/H
Density: 7.4g/cm 3
Vickers Hardness: 600Hv
Tensile Strength: 8.0kg/mm 2
Specific Heat: 0.12k Cak(kgH)
Young's Modulus: 1.6x10 11 N/m 2
Poisson's Ratio: 0.24
Curie Temperature: 310-340H
Electrical Resistivity: 144O.cm
Flexural Strength: 25kg/mm 2
Coeff.of Thermal Expansion: 4x10 -6 /H
Thermal conductivity: 7.7cal/m.h.H
Rigidity: 0.64N/m 2
Compressibility: 9.8x10 -12 m 2 /N
Temp.Coeff.Of iHc: -0.60%/H
Surface Treatment Method:
Zinc Nickel Tin Phosphor Silver or Gold Plating Spray Coating Epoxy Resin
Cylinder NdFeB
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