Article(id=1240631731288593222, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1240631729627648823, articleNumber=null, orderNo=null, doi=10.3969/j.issn.0253-6099.2024.03.015, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1700928000000, receivedDateStr=2023-11-26, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1773719254562, onlineDateStr=2026-03-17, pubDate=1717171200000, pubDateStr=2024-06-01, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1773719254562, onlineIssueDateStr=2026-03-17, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1773719254562, creator=13701087609, updateTime=1773719254562, updator=13701087609, issue=Issue{id=1240631729627648823, tenantId=1146029695717560320, journalId=1235980550691926019, year='2024', volume='44', issue='3', pageStart='1', pageEnd='181', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=null, createTime=1773719254166, creator=13701087609, updateTime=1773724083554, updator=13701087609, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1240651985603580488, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1240631729627648823, language=EN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1240651985603580489, tenantId=1146029695717560320, journalId=1235980550691926019, issueId=1240631729627648823, language=CN, specialIssueTitle=, coverIllustrator=null, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=68, endPage=72, ext={EN=ArticleExt(id=1240631731598971728, articleId=1240631731288593222, tenantId=1146029695717560320, journalId=1235980550691926019, language=EN, title=Optimization of Beneficiation Process for JISCO's Magnetite from Suspension Magnetization Roasting, columnId=1236276106932842717, journalTitle=Mining and Metallurgical Engineering, columnName=MINERAL PROCESSING, runingTitle=null, highlight=null, articleAbstract=
Based on the process mineralogy study, an experimental study on grinding-separation technique was performed for JISCO's magnetite obtained from its suspension magnetization roasting process. In the experiment, a 110 mT low-intensity magnetic separator was firstly adopted for pre-concentration. The middlings were reground and processed by magnetic separation for enrichment and tailings discarding, and the obtained concentrate was subjected to reverse cationic flotation. Finally, the whole process produced the comprehensive concentrate grading 60.06% TFe and containing 5.17% SiO2, with metal recovery of 84.27%. In comparison with the previous processing technique, the TFe grade of concentrate is improved by 1.96 percentage points and the metal recovery is increased by 1.38 percentage points, while the SiO2 content falls by 1.06 percentage points.
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对酒钢悬浮焙烧磁铁矿进行了磨矿-选矿工艺优化研究。采用110 mT低场强磁选机预提精、中矿再磨后采用磁选富集抛尾、富集精矿经阳离子反浮选,最终获得TFe品位60.06%、SiO2含量5.17%、金属回收率84.27%的综合精矿;与原工艺指标相比,精矿TFe品位提高了1.96个百分点,金属回收率提高了1.38个百分点,SiO2含量降低了1.06个百分点。
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, authorsList=高泽宾, 王永刚, 张丽丽)}, authors=[Author(id=1240651346844635896, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631731288593222, orderNo=0, firstName=null, middleName=null, lastName=null, nameCn=null, orcid=null, stid=null, country=null, authorPic=null, dead=0, email=gaozebin@jiugang.com, emailSecond=null, emailThird=null, correspondingAuthor=0, authorType=1, ext={EN=AuthorExt(id=1240651347004019469, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631731288593222, authorId=1240651346844635896, language=EN, stringName=Zebin GAO, firstName=Zebin, middleName=null, lastName=GAO, prefix=null, suffix=null, authorComment=null, nameInitials=null, affiliation=null, department=null, xref=
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1.甘肃酒钢集团宏兴钢铁股份有限公司,甘肃 嘉峪关 735100, bio={"content":"
高泽宾(1970—),男,甘肃金昌人,高级工程师,主要从事选矿经营管理及工艺技术研究工作。E-mail:gaozebin@jiugang.com
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高泽宾(1970—),男,甘肃金昌人,高级工程师,主要从事选矿经营管理及工艺技术研究工作。E-mail:gaozebin@jiugang.com
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选矿工程师手册(第2册). 北京: 冶金工业出版社,
2015., articleTitle=null, refAbstract=null), Reference(id=1240651353614242275, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631731288593222, doi=null, pmid=null, pmcid=null, year=2011, volume=null, issue=5, pageStart=26, pageEnd=31, url=null, language=null, rfNumber=[2], rfOrder=1, authorNames=余永富, 余侃萍, 陈雯, journalName=矿冶工程, refType=null, unstructuredReference=余永富, 余侃萍, 陈雯. 国外部分选矿厂介绍及细粒级磨机的应用对比[J].
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2011(5): 26-31., articleTitle=国外部分选矿厂介绍及细粒级磨机的应用对比, refAbstract=null), Reference(id=1240651353735877102, tenantId=1146029695717560320, journalId=1235980550691926019, articleId=1240631731288593222, doi=null, pmid=null, pmcid=null, year=2023, volume=43, issue=3, pageStart=72, pageEnd=74, url=null, language=null, rfNumber=[3], rfOrder=2, authorNames=肖硕, 黄自力, 黄涛, journalName=矿冶工程, refType=null, unstructuredReference=肖硕, 黄自力, 黄涛, 等. 澳洲某铁矿石可磨可选性研究[J].
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悬浮焙烧磁铁矿选矿工艺优化前后流程及指标对比(a)优化后;(b)优化前
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| TFe | MFe | SiO2 | Al2O3 | CaO | MgO | Na2O |
| 46.01 | 42.49 | 18.74 | 4.09 | 1.853 | 3.908 | 0.066 |
| K2O | P | S | MnO | TiO2 | BaO | ZnO |
| 0.714 | 0.020 | 0.647 | 1.551 | 0.181 | 1.223 | 0.044 |
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悬浮磁化焙烧矿化学多元素分析结果(质量分数)
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| TFe | MFe | SiO2 | Al2O3 | CaO | MgO | Na2O |
| 46.01 | 42.49 | 18.74 | 4.09 | 1.853 | 3.908 | 0.066 |
| K2O | P | S | MnO | TiO2 | BaO | ZnO |
| 0.714 | 0.020 | 0.647 | 1.551 | 0.181 | 1.223 | 0.044 |
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| 磁铁矿 | 磁赤铁矿 | 赤铁矿 | 褐铁矿 | 磁黄铁矿 | 黄铁矿 | 石英 | 方解石 | 绢云母 |
|---|
| 34 | 27 | 5 | 2 | 1 | 微量 | 22 | 4 | 5 |
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悬浮磁化焙烧矿矿物组成(质量分数)
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| 磁铁矿 | 磁赤铁矿 | 赤铁矿 | 褐铁矿 | 磁黄铁矿 | 黄铁矿 | 石英 | 方解石 | 绢云母 |
|---|
| 34 | 27 | 5 | 2 | 1 | 微量 | 22 | 4 | 5 |
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| 粒级/mm | 比粒径 | 颗粒数 | 产率/% | 累计产率/% |
|---|
| -0.140+0.105 | 225 | 6 | 11.92 | 11.92 |
| -0.105+0.074 | 121 | 18 | 19.24 | 31.16 |
| -0.074+0.053 | 49 | 35 | 15.15 | 46.31 |
| -0.053+0.038 | 25 | 72 | 15.90 | 62.21 |
| -0.038+0.015 | 16 | 180 | 25.43 | 87.64 |
| -0.015 | 4 | 350 | 12.36 | 100.00 |
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磁铁矿嵌布粒级分布
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| 粒级/mm | 比粒径 | 颗粒数 | 产率/% | 累计产率/% |
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| -0.140+0.105 | 225 | 6 | 11.92 | 11.92 |
| -0.105+0.074 | 121 | 18 | 19.24 | 31.16 |
| -0.074+0.053 | 49 | 35 | 15.15 | 46.31 |
| -0.053+0.038 | 25 | 72 | 15.90 | 62.21 |
| -0.038+0.015 | 16 | 180 | 25.43 | 87.64 |
| -0.015 | 4 | 350 | 12.36 | 100.00 |
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| -30 μm粒级含量/% | 解离度/% |
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| 80.3 | 84.7 |
| 89.3 | 92.8 |
| 92.6 | 95.0 |
| 94.8 | 96.3 |
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磁铁矿单体解离度分析结果
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| -30 μm粒级含量/% | 解离度/% |
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| 80.3 | 84.7 |
| 89.3 | 92.8 |
| 92.6 | 95.0 |
| 94.8 | 96.3 |
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| 磨矿设备 | 绝对可磨度/(kWh·t-1) | 功率/kW | 单位耗电量/(kWh·t-1) | 磨矿效率/[kg·(kWh)-1] |
|---|
| 空载 | 负载 |
|---|
| 球磨机 | 269.74 | 0.4 | 0.59 | 393 | 2.05 |
| 立磨机 | 70.70 | 0.4 | 0.85 | 103 | 4.07 |
| 艾萨磨机 | 1.67 | 0.15 | 0.27 | 2.43 | 243.23 |
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不同磨矿设备的磨矿功效
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| 磨矿设备 | 绝对可磨度/(kWh·t-1) | 功率/kW | 单位耗电量/(kWh·t-1) | 磨矿效率/[kg·(kWh)-1] |
|---|
| 空载 | 负载 |
|---|
| 球磨机 | 269.74 | 0.4 | 0.59 | 393 | 2.05 |
| 立磨机 | 70.70 | 0.4 | 0.85 | 103 | 4.07 |
| 艾萨磨机 | 1.67 | 0.15 | 0.27 | 2.43 | 243.23 |
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| 工艺 | 精矿产率/% | 精矿品位/% | 金属回收率/% |
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| TFe | SiO2 |
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| 优化前 | 44.73 | 58.10 | 6.23 | 82.89 |
| 优化后 | 43.98 | 60.06 | 5.17 | 84.27 |
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工艺优化前后指标对比
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| 工艺 | 精矿产率/% | 精矿品位/% | 金属回收率/% |
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| TFe | SiO2 |
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| 优化前 | 44.73 | 58.10 | 6.23 | 82.89 |
| 优化后 | 43.98 | 60.06 | 5.17 | 84.27 |
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