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NdFeB Magnets - Neodymium Iron Boron magnets

 

Catalogue of Sintered NdFeB Magnets with Price Lists (pdf) Magnetic Properties (Material grades) of NdFeB Magnets Typical Demagnetization Curves Surface Treatments, Dimension Range and Tolerance Price List of Sintered NdFeB Magnets (Block, Disc, Ring, Ball) Customer Specific Magnets Direction of Magnization More Information on NdFeB Magnets Other Magnetic Materials

Material Information

Produced by powder metallurgical method with chemical composition of Nd2Fe14B High resistance to demangnetization High magnetic values (Br, bHc, iHC und (BH)max) Excellent cost to performance ratio Reasonable temperature stability Very brittle & hard Poorest corrosion resistance of all commercial magnetic materials Not suitable for application which exposed in high temperture conditions

Typical Physical Properties

Curie Temperature (°C)	310-370
Maximum Operating Temperature (°C)	80-240
Resistivity (µ ohm.cm)	160
Hardness (Hv)	560-580
Density (g/cm3)	7.40
Relative Recoil Permeability (µrec)	1.05
Saturation Field Strength, kOe (kA/m)	30-40 (2400-3200)
Temperature Coefficient of Br (%/°C)	-0.12 ~ -0.10
Temperature Coefficient of iHc (%/°C)	-0.6

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