Unimagnet: strontium ferrite powder mainly used for hard ferrite,flexible rubber magnets and acoustic magnetic sheeting.
Unimagnet manufacture strontium ferrite powder which be considered as a environment friendly magnetic material, lead free and ROHS warranty. The strontium ferrite are using to produce various kind of hard and flexible magnets more and more widely, especailly in fridge door magnetic extrusion and acoustic magnetic sheeting. Follows catalog is part of strontium ferrite powder, if you are looking for hard strontium ferrite powder, please refer to our product "Presintered magnetic powder".
Grade | Magnetic characteristics | Granularity (μm | Forming method | |||
Br | bHc | iHc | (BH)max | |||
UMBS-3.2(Sr) | 2200±10 | 150±8 | 210±8 | 8.7±0.4 | 1.2-2.2 | Extrusion |
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 |
UMBS-8(Sr) | 265±5 | 175±8 | 283±16 | 12.6±0.4 | 0.95-1.3 |