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。
Application of micron and nanon iron powder in water treatment;
微纳米级铁粉在水处理中的应用
Effect of iron powder on the FFR of flux-cored wire;
铁粉对药芯焊丝发尘率的影响
Directional mobility of interstitial atoms from unalloyed zone to alloyed zone during partial alloying of iron powder particles;
铁粉部分预合金化过程中间隙元素的定向迁移
Investigation of Fe powder material and sintering process for indirect Laser Sintering;
间接性选区激光烧结铁粉材料及成型工艺研究
Results showed that strong power ultrasonic was suitable for Fe and Ni powder which had different particle shapes and agglomeration status, and the dispersion time of 15 minutes was enough for Fe powder and for Ni powder it must be 30 minutes.
结果表明 ,对铁粉 ,宜在大功率超声装置上将样品分散 15min后进行测量 ;对于镍粉 ,宜在大功率超声装置上将样品分散 30min后进行测量。
It was studied that the formation,cause and structure of monophase Fe Ni solid solution which be formed by reaction of Fe powder and Ni powder.
研究了铁粉和镍粉反应形成单相 Fe- Ni固溶体组织的形成过程及其结构特征。
Study on the surface modification of carbonyl iron;
羰基铁粉颗粒表面硅烷偶联剂改性的研究
Study on ferrite/carbonyl iron composite absorber;
铁氧体/羰基铁粉复合吸波材料研究
TGA(mass reduction) curves showed the high magnetic content of the porous composites and XRD spectra showed that carbonyl iron particles in porous composite micro-spheres were not changed but remain the magnet of its own.
以硅烷偶联剂KH-570对羰基铁粉颗粒进行表面修饰,并经一步聚合得到多孔磁性高分子微球。
The relults show that because ferro accelerated nitrogen reaction of Si powder as the FeSi powder was less then 2%(mass),with the increasing of FeSi content,the density and compression strength of the products gradually increases.
以碳化硅(SiC)、硅铁(FeSi)粉、硅(Si)粉为主要原料,在氮气气氛下1 380℃保温5 h制得氮化硅结合碳化硅制品,研究了硅铁粉加入量对试样常温力学性能的影响。
The influence factors of ferric oxide powder quality are analyzed and the method to improve quality of ferric oxide powder is adopted.
介绍了邯钢冷轧厂所引进的ANDRITZ酸再生生产工艺;结合该厂酸再生运行情况,分析了影响酸再生副产氧化铁粉质量的因素;并提出了提高氧化铁粉质量的方法且加以实施,使氧化铁粉质量达到生产软磁用粉标准。
Factors on the quality of the ferric oxide powder,which were the byproduct in Lysteel cold-mill,were analyzed.
涟钢冷轧厂分析了影响副产品氧化铁粉的各种因素;并从反应的温度与时间、煤气热值与压力、喷洒的压力与流量以及废酸等方面,提出了解决问题的具体措施。
The concentration of chlorine ion can apper sudden change and the potential of indicative electrode can occur corresponding spring as titrating ferric oxide powder solution with AgNO3 solution,which is used as confirming titration terminal to determine chorine ion content in ferric oxide powder exactly.
用硝酸银滴定氧化铁粉溶液时,氯离子的浓度会发生突变,指示电极的电位发生相应突跃,以此确定滴定终点,可以准确测定氧化铁粉中氯离子的含量。