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Soft Magnetic Powder
Metal powder mainly for the core of electronic components.
High quality soft magnetic alloy powder meets various needs.
Features
- Soft magnetic powders of various alloy compositions, adjusting particle shape and size by various atomization and classification methods, according to the application and purpose.
- Heat treatment and surface treatment of powder are also available.
Main applications
- Reactor
- Choke coil
- Inductor
- Mixing with resins（magnetic filler）
- Electromagnetic clutch
- Electromagnetic wave absorber（millimeter wave)
Metal powder manufacturing method and particle size
Main powder products
Gas atomized powder
- Spherical metal powder with an excellent filling characteristic
Low surface oxidation and inclusions provide good soft magnetic characteristic.
| Material | Chemical composition(mass％) |
| DAPMS3 | Fe-3Si |
| DAPMS7 | Fe-6.5Si |
| DAPMSA10 | Fe-9.5Si-5.5AI |
| DAPPB | Fe-1Si-47Ni |
| DAPMKV49 | Fe-49Co-2V |
| Particle size |
| -60mesh (-250μm) |
| -100mesh (-150μm) |
| -145mesh (-106μm) |
Water atomized powder
- Irregularly shaped metal powder
Suitable for compacting and sintering processes because of high strength of the compacted body.
| Material | Chemical composition(mass％) |
| DAPMS3 | Fe-3Si |
| DAPMS7 | Fe-6.5Si |
| DAPPB | Fe-1Si-47Ni |
| DAP410L | Fe-1Si-13Cr |
| Particle size |
| -100mesh (-150μm) |
Modified atomized powder
- Pseudo-spherical metal powder
Well-balance of soft magnetic characteristic and strength of the compacted body.
| Material | Chemical composition(mass％) |
| DAPMS3 | Fe-3Si |
| DAPMS7 | Fe-6.5Si |
| Particle size |
| -60mesh (-250μm) |
| -100mesh (-150μm) |
| -145mesh (-106μm) |
Gas atomized fine powder
- Fine spherical metal powder
Excellent filling and high-frequency characteristic.
| Material | Chemical composition(mass％) |
| DAPMS7 | Fe-6.5Si |
| DAPMSC series | Fe-5.5Si-4Cr, etc. |
| Particle size |
| D50 : 24～30μm |
| D50 : 20～26μm |
Water atomized fine powder
- Fine metal powder
Excellent high-frequency characteristic.
| Material | Chemical composition(mass％) |
| DAPMSC series | Fe-5.5Si-4Cr, etc. |
| DAP410L | Fe-1Si-13Cr |
| Particle size |
| D50 : 13～17μm |
| D50 : 8～10μm |
※We can also produce metal powder of chemical compositions not listed in this table.Please contact us.
