10+ Years China Manufacturer, Standard & Custom Solutions For Automotive, Industrial, Consumer Electronics Applications

Parameter NdFeB SmCo AlNiCo
Magnetic Performance
Energy Product (MGOe) 35-52 18-32 1.4-5.5
Max Operating Temp -40~220℃ -50~350℃ -80~550℃
Coercivity High High Low
Physical Properties
Density (g/cm³) 7.4-7.7 8.2-8.4 7.0-7.3
Hardness Brittle Brittle Hard
Environment & Stability
Corrosion Resistance Medium (Needs Coating) Good Excellent
Temperature Stability Good Excellent Perfect
Cost & Application
Cost Level Medium-High High Medium
Typical Applications Motors, Speakers, Electronics Aerospace, High Temp Motors Sensors, Instruments
NdFeB Magnet
ꄶ ꄶ ꄷ
SmCo Magnet
ꄶ ꄶ ꄷ
AlNiCo Magnet
ꄶ ꄶ ꄷ