High-saturation magnetization Z-type hexagonal ferrite powder and preparation method thereof
A hexagonal ferrite, magnetization technology, applied in the direction of inductor/transformer/magnet manufacturing, magnetic objects, magnetic materials, etc., can solve the problem of hexagonal ferrite saturation magnetization is not high enough, limited performance and other issues
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Embodiment 1
[0025] A high saturation magnetization Z-type hexagonal ferrite powder, the structure of the high saturation magnetization Z-type hexagonal ferrite powder is Sr 3 co 2 Fe 24 o 41 .
[0026] A method for preparing Z-type hexagonal ferrite powder with high saturation magnetization, comprising the following steps:
[0027] (1) with high-purity SrCO 3 、Co 2 o 3 , Fe 2 o 3 The powder is the raw material, and each raw material is weighed according to the atomic molar ratio in the molecular formula;
[0028] (2) Mix the weighed raw materials and place them in a ball mill jar, and add alcohol and ball milling beads into the ball mill jar, then put the ball mill jar on a ball mill for ball milling, after ball milling, a mixed solution is obtained, and the speed of the ball mill is 500 R / min, the ball milling time is 10 hours;
[0029] (3) Put the mixed solution after ball milling into a mortar, put the mortar into a dryer to dry to obtain the first powder, control the drying...
Embodiment 2
[0034] A high saturation magnetization Z-type hexagonal ferrite powder, the structure of the high saturation magnetization Z-type hexagonal ferrite powder is Sr 3 co 1.6 Zn 0.4 Fe 24 o 41 .
[0035] A method for preparing Z-type hexagonal ferrite powder with high saturation magnetization, comprising the following steps:
[0036] (1) with high-purity SrCO 3 、Co 2 o 3 , ZnO, Fe 2 o 3 The powder is the raw material, and each raw material is weighed according to the atomic molar ratio in the molecular formula;
[0037] (2) Mix the weighed raw materials and place them in a ball mill jar, and add alcohol and ball milling beads into the ball mill jar, then put the ball mill jar on a ball mill for ball milling, after ball milling, a mixed solution is obtained, and the speed of the ball mill is 500 R / min, ball milling time is 10h;
[0038] (3) Put the mixed solution after ball milling into a mortar, put the mortar into a dryer to dry to obtain the first powder, control the ...
Embodiment 3
[0043] A high saturation magnetization Z-type hexagonal ferrite powder, the structure of the high saturation magnetization Z-type hexagonal ferrite powder is Sr 3 co 1.2 Zn 0.8 Fe24 o 41 .
[0044] A method for preparing Z-type hexagonal ferrite powder with high saturation magnetization, comprising the following steps:
[0045] (1) with high-purity SrCO 3 、Co 2 o 3 , ZnO, Fe 2 o 3 The powder is the raw material, and each raw material is weighed according to the atomic molar ratio in the molecular formula;
[0046] (2) Mix the weighed raw materials and place them in a ball mill jar, and add alcohol and ball milling beads into the ball mill jar, then put the ball mill jar on a ball mill for ball milling, after ball milling, a mixed solution is obtained, and the speed of the ball mill is 500 R / min, ball milling time is 10h;
[0047] (3) Put the mixed solution after ball milling into a mortar, put the mortar into a dryer to dry to obtain the first powder, control the dr...
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