The measuring methods for the grade of magnetic iron powder have been researched; and the measuring system based on PIC MCU is proposed.
对磁铁粉品位测量方法进行了研究，提出了基于PIC单片机的磁铁粉品位测量系统。
This kind of screw can be used in special engineering plastics which containing more than 40% fiberglass, mineral fiber, PPA, PPS, PA66 , LCP, VO fireproofing materials, iron powder, magnetic etc.
适用各类添加40%以上的玻璃纤维，矿纤维及PPA、PPS、PA66、LCP、VO防火料、铁粉、磁粉等特殊性工程塑料，产品具有耐磨、抗腐蚀、耐高温密度高等优点。
The invention cheaply provides magnetic powder with a heat-resistant insulation film, and a compressed powder formed body with high specific resistance and small iron loss and the like.
本发明低价地提供具有耐热性的绝缘膜的磁性粉以及比电阻高、铁损等小的压粉磁芯的压粉成形体。
The preparation of nano-iron and coated nanocomposite magnetic powder by sonochemistry and the mechanism of coating were systematically studied by means of SEM, tem, ir, XRD and EDS.
采用SEM、TEM、XRD、IR、EDS等分析方法对超声化学制备纳米铁颗粒以及制备包覆型纳米复合磁粉和超声化学包覆机理进行了研究。
There is a close relationship between the magnetic characteristics of iron cores and the coating method of powder and the technical parameters.
粉末的包覆方式和工艺参数同铁粉芯的磁性能有着密切的联系。
A highly effective method for preparation of carbon-coated iron carbide nanocrystals by AC carbon arc discharge was studied, the yield of magnetic micro powder was over 90%.
采用交流碳弧法高效合成碳包碳化铁纳米晶磁性微粉，磁性微粉产率达90 %以上。
A highly effective method for preparation of carbon-coated iron carbide nanocrystals by AC carbon arc discharge was studied, the yield of magnetic micro powder was over 90%.
采用交流碳弧法高效合成碳包碳化铁纳米晶磁性微粉，磁性微粉产率达90 %以上。
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