The present removing ferromagnetic from powder of the refractory, raw material of the glass and material of the electric ceramics, generally adopts acid washing in industry.
去除粉状耐火材料、玻璃原料、电瓷物料中的铁磁物质，目前工业上普遍采用酸洗法。
The invention also provides the preparation method of the ferromagnetic oxide powder, comprising the steps of dosing, mixing, preburning, crude crushing, fine grinding, drying, annealing and smashing.
本发明还提供了上述 铁氧体磁粉的制备方法，其包括以下步骤：配料、混料、预烧、粗破碎、细磨、烘干、退火、解碎。
The invention relates to a ferromagnetic oxide powder for magnetic recording and a preparation method thereof.
本发明涉及一种磁记录用铁氧体磁粉及其制备方法。
The invention relates to a ferromagnetic oxide powder for magnetic recording and a preparation method thereof.
本发明涉及一种磁记录用铁氧体磁粉及其制备方法。
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