Ferrite magnetic powder, raw material of flexible magnet,hard ferrite magnet and bonded ferrite magnet.
Unimagnet manufacture both barium and strontium ferrite magnetic powder, we are the leading manufacture of isotropic barium powder and high energy anisotropic ferrite powder in China. More than 28 years experience dedicated in ferrite industry since 1982, welcome to contact us.
If you want hard ferrite powder, please contact us.
Typical Bonded ferrite magnetic powder
Grade | Magnetic characteristics | Granularity (μm) | Forming method | |||
Br (mT) | bHc (KA/m) | iHc (KA/m) | (BH)max (KJ/m3) | |||
UMBS-3.2(Sr) | 220±10 | 150±8 | 210±8 | 8.7±0.4 | 1.2-2.2 | Extrusion or Calendering |
UMBS-4(Sr) | 180±5 | 119±5 | 183±8 | 6.0±0.4 | 1.1-1.4 | |
UMBS-4B(Sr) | 180±5 | 111±5 | 159±8 | 5.6±0.4 | 1.5-1.8 | |
UMBS-4C(Sr) | 180±5 | 111±5 | 159±8 | 5.6±0.4 | 1.8-2.1 | |
UMBS-5(Sr) | 200±10 | 200±10 | 167±16 | 11.2±0.4 | 1.0-1.4 | |
UMBS-6(Sr) | 245±10 | 159±8 | 223±5 | 11.2±0.4 | 1.3-1.6 | Calendering orientation |
UMBS-7A(Sr) | 250±10 | 175±8 | 239±5 | 11.6±0.4 | 1.0-1.4 | |
UMBS-7C(Sr) | 250±5 | 175±8 | 255±16 | 11.9±0.4 | 1.0-1.4 | Extrusion or Calendering |
UMBS-8(Sr) | 265±5 | 175±8 | 283±16 | 12.6±0.4 | 0.95-1.3 | |
barium and strontium ferrite magnetic powder
