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NdFeB Magnets
NdFeB Material Grade
Demagnetization Curves
Surface Treatments/Dimension & Tolerance
Pricing of Sintered NdFeB Magnets
Data Sheet of NdFeB Magnets (PDF)
NdFeB Block Magnets (PDF)
NdFeB Disc/Cylinder Magnets (PDF)
NdFeB Ring Magnets (PDF)
NdFeB Assembly
Customer Specific NdFeB Magnets
Magnetization Direction of NdFeB Magnets
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Other Magnetic Materials
Magnetic Devices

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Pull force between two disc magnets
Pull force between disc magnet and flat
Pull force between two block magnets
Pull force between block magnet and flat
Magnetic field of a Disc magnet
Magnetic field of a block magnet

NdFeB Magnets - Neodymium Iron Boron magnets

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

Custom-made NdFeB Magnets

Technologies GmbH & Co. KG
Markt Schwabener Str. 8
85464 Finsing, Germany
Tel.: +49-(0)8121-2574100
Fax: +49-(0)8121-2574101
Email: info@chenyang.de
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