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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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