Material Information
Produced by powder metallurgical method with chemical composition of Nd2Fe14B N38H
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