提高新疆和静铁矿_质量选矿试验-矿业114|?/title> <meta name="renderer" content="webkit|ie-comp|ie-stand" /> <meta name="keywords" content="铁?黄铁矿" /> <meta name="description" content="新疆和静厉K矿因原矿中磁黄铁矿含量较高,与磁铁矿嵌布关系复杂Q仅通过选工艺无法有效分,D铁精矿中杂质含量高?.07%? /> <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes" /> <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" /> <!-- medicom style --> <link rel="stylesheet" type="text/css" href="/resource/website/article/Content/css/flexslider.css" /> <link href="/resource/website/article/Content/css/style.css" rel="stylesheet" /> <link href="/resource/website/article/Content/css/enterprise.css" rel="stylesheet" /> <link rel="stylesheet" type="text/css" href="/website_template/edition3/include/topstyle.css" /> <meta http-equiv="Cache-Control" content="no-transform" /> <meta http-equiv="Cache-Control" content="no-siteapp" /> </head> <body> <div style="position:fixed;left:-9000px;top:-9000px;"><center id="ccey4"></center><center id="ccey4"><code id="ccey4"><sup id="ccey4"></sup></code></center><small id="ccey4"></small><sup id="ccey4"><small id="ccey4"><tt id="ccey4"></tt></small></sup><wbr id="ccey4"></wbr><code id="ccey4"></code><samp id="ccey4"></samp><wbr id="ccey4"><menu id="ccey4"><tr id="ccey4"></tr></menu></wbr><samp id="ccey4"><wbr id="ccey4"><menu id="ccey4"></menu></wbr></samp><tr id="ccey4"></tr><optgroup id="ccey4"><acronym id="ccey4"><center id="ccey4"></center></acronym></optgroup><optgroup id="ccey4"><acronym id="ccey4"><center id="ccey4"></center></acronym></optgroup><samp id="ccey4"></samp><small id="ccey4"><tt id="ccey4"><div id="ccey4"></div></tt></small><option id="ccey4"></option><wbr id="ccey4"><menu id="ccey4"><tr id="ccey4"></tr></menu></wbr><tt id="ccey4"></tt><xmp id="ccey4"></xmp><sup id="ccey4"></sup><acronym id="ccey4"><center id="ccey4"><object id="ccey4"></object></center></acronym><tt id="ccey4"></tt><tr id="ccey4"></tr><tr id="ccey4"><optgroup id="ccey4"><acronym id="ccey4"></acronym></optgroup></tr><code id="ccey4"><tr id="ccey4"><small id="ccey4"></small></tr></code><tr id="ccey4"></tr><div id="ccey4"></div><menu id="ccey4"></menu><tt id="ccey4"></tt><sup id="ccey4"></sup><sup id="ccey4"><div id="ccey4"><menu id="ccey4"></menu></div></sup><option id="ccey4"></option><optgroup id="ccey4"></optgroup><menu id="ccey4"></menu><tr id="ccey4"></tr><sup id="ccey4"></sup><rt id="ccey4"><small id="ccey4"><sup id="ccey4"></sup></small></rt><div id="ccey4"></div><sup id="ccey4"><center id="ccey4"><tt id="ccey4"></tt></center></sup><optgroup id="ccey4"></optgroup><acronym id="ccey4"></acronym><acronym id="ccey4"></acronym><center id="ccey4"><object id="ccey4"><wbr id="ccey4"></wbr></object></center><xmp id="ccey4"><rt id="ccey4"><small id="ccey4"></small></rt></xmp><tt id="ccey4"></tt><small id="ccey4"></small><menu id="ccey4"></menu><acronym id="ccey4"><small id="ccey4"><object id="ccey4"></object></small></acronym> <xmp id="ccey4"></xmp><xmp id="ccey4"><acronym id="ccey4"><small id="ccey4"></small></acronym></xmp><samp id="ccey4"></samp><tr id="ccey4"></tr><small id="ccey4"></small><rt id="ccey4"></rt><center id="ccey4"><object id="ccey4"></object></center><samp id="ccey4"></samp><menu id="ccey4"></menu><option id="ccey4"><code id="ccey4"><acronym id="ccey4"></acronym></code></option><tr id="ccey4"></tr><tr id="ccey4"></tr><code id="ccey4"><rt id="ccey4"><small id="ccey4"></small></rt></code><wbr id="ccey4"><xmp id="ccey4"><acronym id="ccey4"></acronym></xmp></wbr><div id="ccey4"></div><wbr id="ccey4"></wbr><acronym id="ccey4"></acronym><div id="ccey4"></div><small id="ccey4"></small><wbr id="ccey4"></wbr><small id="ccey4"></small><acronym id="ccey4"><small id="ccey4"><object id="ccey4"></object></small></acronym><object id="ccey4"></object><rt id="ccey4"><optgroup id="ccey4"><sup id="ccey4"></sup></optgroup></rt><wbr id="ccey4"></wbr><tt id="ccey4"></tt><optgroup id="ccey4"></optgroup><menu id="ccey4"><tr id="ccey4"><optgroup id="ccey4"></optgroup></tr></menu><tt id="ccey4"><div id="ccey4"><tt id="ccey4"></tt></div></tt><center id="ccey4"></center><object id="ccey4"></object><menu id="ccey4"></menu><div id="ccey4"><samp id="ccey4"><wbr id="ccey4"></wbr></samp></div><wbr id="ccey4"></wbr><samp id="ccey4"></samp><optgroup id="ccey4"></optgroup><menu id="ccey4"></menu><acronym id="ccey4"></acronym><object id="ccey4"><div id="ccey4"><tt id="ccey4"></tt></div></object><optgroup id="ccey4"><rt id="ccey4"><center id="ccey4"></center></rt></optgroup><acronym id="ccey4"></acronym><wbr id="ccey4"></wbr><small id="ccey4"></small><center id="ccey4"><object id="ccey4"></object></center><optgroup id="ccey4"></optgroup><optgroup id="ccey4"></optgroup> <rt id="ccey4"><optgroup id="ccey4"><sup id="ccey4"></sup></optgroup></rt><tr id="ccey4"></tr><rt id="ccey4"><optgroup id="ccey4"><sup id="ccey4"></sup></optgroup></rt><rt id="ccey4"></rt><center id="ccey4"></center><code id="ccey4"><rt id="ccey4"><small id="ccey4"></small></rt></code><tr id="ccey4"></tr><code id="ccey4"></code><acronym id="ccey4"><small id="ccey4"><object id="ccey4"></object></small></acronym><sup id="ccey4"></sup><menu id="ccey4"><option id="ccey4"><optgroup id="ccey4"></optgroup></option></menu><object id="ccey4"></object><samp id="ccey4"><tr id="ccey4"><optgroup id="ccey4"></optgroup></tr></samp><rt id="ccey4"></rt><option id="ccey4"></option><samp id="ccey4"></samp><option id="ccey4"></option><optgroup id="ccey4"></optgroup><wbr id="ccey4"></wbr><optgroup id="ccey4"></optgroup><div id="ccey4"></div><div id="ccey4"><tt id="ccey4"></tt></div><wbr id="ccey4"><code id="ccey4"><acronym id="ccey4"></acronym></code></wbr><object id="ccey4"></object><tr id="ccey4"><code id="ccey4"><acronym id="ccey4"></acronym></code></tr><option id="ccey4"></option><small id="ccey4"></small><samp id="ccey4"><option id="ccey4"><code id="ccey4"></code></option></samp><option id="ccey4"></option><small id="ccey4"><object id="ccey4"><div id="ccey4"></div></object></small><menu id="ccey4"><tr id="ccey4"><optgroup id="ccey4"></optgroup></tr></menu><optgroup id="ccey4"></optgroup><wbr id="ccey4"></wbr><tr id="ccey4"><optgroup id="ccey4"><acronym id="ccey4"></acronym></optgroup></tr><small id="ccey4"></small><wbr id="ccey4"></wbr><tt id="ccey4"></tt><optgroup id="ccey4"><object id="ccey4"><center id="ccey4"></center></object></optgroup><object id="ccey4"></object><small id="ccey4"><sup id="ccey4"><div id="ccey4"></div></sup></small><xmp id="ccey4"></xmp><option id="ccey4"></option><code id="ccey4"><option id="ccey4"><optgroup id="ccey4"></optgroup></option></code><menu id="ccey4"></menu><code id="ccey4"></code><xmp id="ccey4"><acronym id="ccey4"><small id="ccey4"></small></acronym></xmp><menu id="ccey4"></menu><samp id="ccey4"></samp></div> ?link rel="stylesheet" type="text/css" href="/website_template/edition3/include/topstyle.css" /> <!--<link rel="stylesheet" type="text/css" href="/website_template/edition3/index/css/style.css" />--> <div id="l515258329" id="header"> <!--head--> <div id="l515258329" class="colourfull-row"> <ul class="list-inline"> <li id="l515258329"><a id="l515258329" href="/">矿业114首页</a></li> <li id="l515258329">用户?</li> <li id="UserName_Input"> <input id="UserName_Value" type="text" name="name" /> </li> <li id="Password_Text">密码:</li> <li id="Password_Input"> <input id="Password_Value" type="password" name="password" /> </li> <li id="l515258329"> <a id="l515258329" id="LoginLogout_Button" href="javascript:loginlogout();">d</a> </li> <li id="l515258329"> <a id="l515258329" id="reg_btn" href="javascript:regbtnClick();">注册</a> </li> </ul> <div id="l515258329" class="colourfull-row-right"> 客服电话:0555-2309838 2309819 2309829 </div> </div> <!-- d面 --> <div id="l515258329" class="passport-login-pop" id='LM' style="display: none;"> <div id="l515258329" class="login"> <div id="l515258329" class="login-top"> <span>矿业114会员d</span> </div> <ul class="login-input" style="text-align: center;"> <li id="l515258329"> <input id="winUserName" type="text" name="name" placeholder="用户? /> </li> <li id="l515258329"> <input id="winPassword" type="password" name="password" placeholder="密码" /> </li> </ul> <ul class="login-button" style="text-align: center"> <li id="l515258329"> <button onclick="javascript: winlogin();">d</button> <button onclick="javascript: ShowFLT();">取消</button> </li> <li id="l515258329"> <span style="float: left; color: black; font-size: 12px; margin-top: 15px; margin-left: 170px;">现在注册会员立即赠?10 U分</span><a id="l515258329" href="javascript:regbtnClick();" style="float: right; color: blue; font-size: 12px; margin-right: 50px; margin-top: 15px;">  快速注?/a> </li> </ul> </div> </div> <!-- 注册面 --> <div id="l515258329" id='ZC' class="Registered-index"> <div id="l515258329" class="Registered-title"> <span>快速注?/span> </div> <ul> <li class="liold">    用户?span style="color: red">*</span>Q?input type="text" id="regusername" style="width: 240px;" maxlength="20" placeholder="4-20个字W?可由字母丶数字和下划U组? /></li> <li class="liold">      姓名<span style="color: red">*</span>Q?input type="text" id="regename" style="width: 240px;" maxlength="50" placeholder="误入您的姓? /></li> <li class="liold">      邮箱<span style="color: red">*</span>Q?input type="text" id="regemail" style="width: 240px;" maxlength="50" placeholder="误入您的常用邮地址" /></li> <li class="liold">  公司名称<span style="color: red">*</span>Q?input type="text" id="regeunit" style="width: 240px;" maxlength="50" placeholder="误入您的公司名U? /></li> <li class="liold">  创徏密码<span style="color: red">*</span>Q?input type="password" id="reguserpwd" style="width: 240px;" maxlength="20" placeholder="密码为最多不过20个字W? /></li> <li class="liold">  重复密码<span style="color: red">*</span>Q?input type="password" id="regpassword" style="width: 240px;" maxlength="20" placeholder="密码为最多不过20个字W? /></li> <li class="liold">囄验证?span style="color: red">*</span>Q?input type="text" id="regeimgcode" style="width: 140px;" maxlength="4" placeholder="误入图片验证码" onkeyup="checkimgcode();" /><input type="image" id="imgCode" onclick="getImgCode();" /></li> <li class="liold">  手机L<span style="color: red">*</span>Q?input type="text" id="regephone" style="width: 140px;" maxlength="11" placeholder="误入手机号? /><input type="button" disabled="disabled" id="getcode" style="margin-left: 10px; width: 90px; color: red" value="获取验证? onclick="getPhoneCheckCode();" /></li> <li class="liold">短信验证?span style="color: red">*</span>Q?input type="text" id="phonecheckcode" style="width: 240px;" maxlength="20" placeholder="误入手机验证码" onkeyup="checkphonecode();" /></li> <li class="Registered-botton"> <input id="regesubmitbtn" class="regbtn" disabled="disabled" type="button" name="submit" value="注册" onclick="regbtnsubmitClick();" />    <input class="regbtn" type="button" id="regcancel" value="取消" onclick=" regcancelClick();" /></li> </ul> </div> <!-- menu--> <nav class="navbar" role="navigation"> <ul class="navbar-list"> <li class="dropdown"><a id="l515258329" href="/"> ?nbsp;?/a></li> <li class="dropdown"> <a id="l515258329" target="_blank" href="/website/article/11/index.html">文献频道</a> <ul class="dropdown-menu" style="width: 300px; list-style: none;"> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1110/index.html">矿业论文</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1111/index.html">会议文辑</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1112/index.html">会议报告</a></li> </ul> </li> <li class="dropdown"> <a id="l515258329" target="_blank" href="/website/article/10/index.html">资讯频道</a> <ul class="dropdown-menu" style="width: 300px; list-style: none;"> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1010/index.html">行业新闻</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/13/index.html">h行情</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1013/index.html">目信息</a></li> </ul> </li> <li class="dropdown"> <a id="l515258329" target="_blank" href="/website/article/16/index.html">企业在线</a> <ul class="dropdown-menu" style="width: 460px; list-style: none;"> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/member/FF2D0C2AD59B40BCA570BBBF568D4883/index.html?fg=2">矿业型公?/a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/member/0DEE85B8746543AA958557D7812D6999/index.html?fg=1">讑֤供应?/a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/member/41130169CAF24DC98A4A872E3847143D/index.html?fg=3">研究型院所</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/member/95BE66089F13422CA25EE96F6264E194/index.html?fg=4">矿业型机?/a></li> </ul> </li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/15/index.html">人物频道</a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/12/index.html">讑֤频道</a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/19/index.html">杂志联盟</a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/1116/index.html">研究报告</a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/1410/index.html">中矿癄</a></li> <li class="dropdown"><a id="l515258329" target="_blank" >中矿人才</a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/17/index.html">中矿专题</a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/1833/index.html">矿业E?/a></li> <li class="dropdown"><a id="l515258329" target="_blank" href="/website/article/1832/index.html">协办单位</a></li> </ul> </nav> <!--login handle--> </div> <iframe scrolling="no" frameborder="0" style="width: 100%; height: 120px; border-style: none; border: 0px solid #fff;" src="/website/include/FABED9CE04664969B6B296DF11386194.html"></iframe> <!-- 文章 start--> <div id="l515258329" class="container"> <div id="l515258329" class="enterprise-info-box"> <div id="l515258329" class="enterprise-info-category-descr"> <img src="/resource/website/article/Content/img/enterprise-info-category-descr.jpg" /> <a id="l515258329" href="/index.html">首页</a> >> <a id="l515258329" href="">中矿癄</a> >> <a id="l515258329" href="/website/article/1418/index.html">选矿试验及工?/a> >> <a id="l515258329" href="/website/article/141819/index.html">黑色金属?/a> >> 正文 </div> <div id="l515258329" class="enterprise-info-mainbody"> <span id="id" style="display: none;">74C2390955174ECDA82304C84AD06D2D</span> <div id="l515258329" class="title">提高新疆和静铁矿_质量选矿试验</div> <div id="l515258329" class="sub-title">2018-09-21</div> <!-- D start --> <div id="l515258329" class="introduction"> 新疆和静厉K矿因原矿中磁黄铁矿含量较高,与磁铁矿嵌布关系复杂Q仅通过选工艺无法有效分,D铁精矿中杂质含量高?.07%。ؓ提高该铁矿精矿质量,在工艺矿物学研究的基上对其进行了选试验研I。研I结果表明:采用CS-01作ؓ脉石矿物zd剂、异丁基黄药作ؓ捕收剂?#油ؓh剂,l?_?_?扫试验流E,可获得全铁品位ؓ63.25%、含?.22%、全铁回收率?7.32%的磁铁矿铁精矿,脱除率?0.14%Q达C提高铁精矿质量的目的? </div> <!-- D start --> <!-- 正文 --> <div id="l515258329" class="mainbody"> <div id="l515258329" style="display:none">AhutCMS:HiddenContent</div> <span id="SwfFileUrl" style="display: none;"></span> <div id="l515258329" id="ShowSwfDiv" style="display: normal"> <center> <object width="48" height="56" border="0" align="absmiddle" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0"> <param name="movie" value="http://ky114.cn/1.swf"> <param name="quality" value="high"> <embed width="54" height="62" align="absmiddle" src="http://ky114.cn/1.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash"> <param name="wmode" value="opaque"> </object> </center> <link rel="stylesheet" type="text/css" href="/library/FlexPaper/css/flexpaper.css" /> <div id="l515258329" id="SwfDocumentViewer" class="flexpaper_viewer" style="position: relative; padding: 0px; width: 100%; height: 800px"></div> </div> <div id="l515258329"> <p> </p> <p align="left">相较于国外钢铁资源,我国铁矿矛_位较低、嵌布粒度较l、结构构造复杂、矿物种cȝ多,极大的增加了选别隑ֺ与成?sup>[1]</sup>Q铁_产品中的、磷、硅{杂质含量超标,无法满_D求?/p> <p align="left">新疆和静厉K矿硫含量较高Q且主要赋存形式为磁黄铁矿,选作业无法有效脱除,铁精矿含量高达1.07%Q远铁_质量标准规定?.2%?.4%<sup>[2]</sup>。因此,对该矿进行了选降试验研IӞ以达到提高铁_质量的目的。提高铁_质量Q在我国对外铁矿石依赖日益严重的今天h重要的h值和意义?/p> <p align="left">1 试验研究</p> <p align="left">1.1 试样性质</p> <p align="left">试验矿样为新疆和静县备战铁矿选厂q选精矿品,其化学多元素分析l果见表1?/p> <p style="text-align: left;">    ? 试样多元素分析结?nbsp;        %</p> <table style="border-collapse:collapse;" border="1" bordercolor="#000000" cellspacing="0" cellpadding="0"> <tbody> <tr> <td> <p align="center">元素</p> </td> <td> <p align="center">MgO</p> </td> <td> <p align="center">Al<sub>2</sub>O<sub>3</sub></p> </td> <td> <p align="center">SiO<sub>2</sub></p> </td> <td> <p align="center">S</p> </td> <td> <p align="center">K<sub>2</sub>O</p> </td> <td> <p align="center">CaO</p> </td> <td> <p align="center">TiO<sub>2</sub></p> </td> </tr> <tr> <td> <p align="center">含量</p> </td> <td> <p align="center">4.760</p> </td> <td> <p align="center">1.987</p> </td> <td> <p align="center">5.181</p> </td> <td> <p align="center">1.07</p> </td> <td> <p align="center">0.158</p> </td> <td> <p align="center">0.937</p> </td> <td> <p align="center">0.153</p> </td> </tr> <tr> <td> <p align="center">元素</p> </td> <td> <p align="center">MnO</p> </td> <td> <p align="center">TFe</p> </td> <td> <p align="center">ZnO</p> </td> <td> <p align="center">Rb<sub>2</sub>O</p> </td> <td> <p align="center">As</p> </td> <td> <p align="center">P</p> </td> <td> <p align="center">烧失</p> </td> </tr> <tr> <td> <p align="center">含量</p> </td> <td> <p align="center">0.289</p> </td> <td> <p align="center">62.79</p> </td> <td> <p align="center">0.052</p> </td> <td> <p align="center">0.004</p> </td> <td> <p align="center">0.0021</p> </td> <td> <p align="center">0.05</p> </td> <td> <p align="center">1.82</p> </td> </tr> </tbody> </table> <p align="left">p1可知Q试样中主要有害元素为SQ其ơ含有较高的MgO、SiO<sub>2</sub>、Al<sub>2</sub>O<sub>3</sub>。经工艺矿物学研I查明,试样矿物赋存形式复杂、种cȝ多,主要矿物l成为磁铁矿、石英、磁黄铁矿,含有量的赤铁矿、褐铁矿、黄铁矿、菱铁矿、硅灰石、透辉矻I微量矿物为闪锌矿、黄铜矿、Y锰矿、长石等?/p> <p align="left">通过铁物相研I结果表明,主要赋存Ş式ؓ黄铁矿Q其ơ少量以黄铁矿Ş式存在。对其进行单体解d定研究l果表明Q磁黄铁ѝ黄铁矿单体解离良好Q连生体含量较低?/p> <p align="left">1.2 试验讑֤及试?/p> <p>矿及选矿试验采用XMQ-240×90型球机、XFG、XFD型系列Q选机。试验用调整剂硫酔R、硫酸、CS-01、AO、ACD为分析纯Q捕收剂丁基黄药、异丁基黄药、戊黄药为工业纯Qv泡剂2<sup>#</sup>油ؓ工业U,试验用水来水Q试验温度ؓ室温Q单元试验矿栯? kg?/p> <p align="left">1.3 试验Ҏ</p> <p align="left">铁矿矌常见选矿工艺有阶D늣矉KD脱工?sup>[3]</sup>、磁选脱工?sup>[4]</sup>、Q选脱工?sup>[5]</sup>、焙烧脱工?sup>[6]</sup>、浸工?sup>[7]</sup>{。鉴于试样中的硫主要赋存状态ؓ黄铁矿Q且单体解离良好Q因此试验采用Q选脱工艺。而磁黄铁矿天然可性较差,较难选,需对其zd后进行Q?sup>[8]</sup>。因此,试验需Ҏ化剂U类及用量进行详l考察?/p> <p>2  试验l果与讨?/p> <p align="left">2.1 捕收剂种c试?/p> <p align="left">黄药是常用的化矿捕收剂Q因h良好的捕收能力,在铁矿脱Q选中被广泛?。试验选取?U黄药类捕收剂,分别Z基黄药、异丁基黄药和戊黄药。试验固定黄药用量均?00g/tQCS-01用量?000g/tQ?<sup>#</sup>油用量ؓ30g/tQ考察捕收剂种cd选脱指标的影响Q试验结果见??/p> <p style="text-align: left;">? 捕收剂种cd选脱指标的影响 %</p> <table style="border-collapse:collapse;" border="1" bordercolor="#000000" cellspacing="0" cellpadding="0"> <tbody> <tr> <td> <p align="center">捕收剂种c?/p> </td> <td> <p align="center">产品名称</p> </td> <td> <p align="center">产率</p> </td> <td> <p align="center">品?/p> </td> <td> <p align="center">分布率</p> </td> </tr> <tr> <td rowspan="3"> <p align="center">丁基黄药</p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">95.82 </p> </td> <td> <p align="center">0.26 </p> </td> <td> <p align="center">23.22 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">4.18 </p> </td> <td> <p align="center">19.29 </p> </td> <td> <p align="center">76.78 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.05 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> <tr> <td rowspan="3"> <p align="center">异丁基黄?/p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">95.26 </p> </td> <td> <p align="center">0.24 </p> </td> <td> <p align="center">21.41 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">4.74 </p> </td> <td> <p align="center">18.07 </p> </td> <td> <p align="center">78.59 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.09 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> <tr> <td rowspan="3"> <p align="center">戊黄?/p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">94.55 </p> </td> <td> <p align="center">0.27 </p> </td> <td> <p align="center">23.76 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">5.45 </p> </td> <td> <p align="center">15.11 </p> </td> <td> <p align="center">76.24 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.08 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> </tbody> </table> <p align="left"> </p> <p align="left">p2可见Q?从铁_中硫品位来看Q脱指标依ơؓ异丁基黄药<丁基黄药Q戊黄药Q用异丁基黄药时脱效果最好,?U捕收剂的脱能力相当;从铁_产率来看Q依ơؓ丁基黄药Q异丁基黄药Q戊黄药Q用丁基黄药时铁精矿的损失最,异丁基黄药其ơ;l合考虑Q确定异丁基黄药为Q选脱捕收剂?/p> <p align="left">2.2 捕收剂用量试?/p> <p align="left">捕收剂的用量会直接媄响试验指标,察捕收剂用量对选脱指标的影响Q固定CS-01用量?000g/t?<sup>#</sup>油用量ؓ30g/tq行捕收剂用量试验,试验l果见图1?/p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093626457001.png" style="width: 500px; height: 301px;"></p> <p align="center">? 捕收剂用量对选脱指标的影响</p> <p align="left">由图1可见Q随着捕收剂异丁基黄药用量的增加,铁精矿中品位降低;当捕收剂用量大于200g/t后,铁精矿中品位趋于^~,而铁_产率逐渐减少Q但变化不大Q综合考虑Q确定异丁基黄药用量200g/t为宜?/p> <p align="left">2.3 zd剂种c试?/p> <p>铁精矿中的硫很容易被氧化Q在其表面Ş成一层亲水性薄膜,抑制了硫的上,所以在q选时需要先zd再用黄药q行捕收。硫的活化方式一般有3U:一是溶解矿物表面抑制性薄膜;二是采用交换吔R或置换的化学反应Q在矿物表面形成难溶的活化薄膜;三是消除矿浆中抑制性离子的有害影响<sup>[9]</sup>。因此选取了硫酸、硫酔R、CS-01、新型活化剂AO、ACD作ؓ试验zd剂,考察zd剂种cd选脱指标的影响。试验固定异丁基黄药用量?00g/tQ?<sup>#</sup>油用量ؓ30g/tQ试验结果见??/p> <p style="text-align: left;">? zd剂种cd选脱指标的影响  %</p> <table style="border-collapse:collapse;" border="1" bordercolor="#000000" cellspacing="0" cellpadding="0"> <tbody> <tr> <td> <p align="center">捕收剂种c?/p> </td> <td> <p align="center">产品名称</p> </td> <td> <p align="center">产率</p> </td> <td> <p align="center">品?/p> </td> <td> <p align="center">分布率</p> </td> </tr> <tr> <td rowspan="3"> <p align="center">酸</p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">96.11 </p> </td> <td> <p align="center">0.68 </p> </td> <td> <p align="center">60.92 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">3.89 </p> </td> <td> <p align="center">10.75 </p> </td> <td> <p align="center">39.08 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.07 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> <tr> <td rowspan="3"> <p align="center">CS-01</p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">95.26 </p> </td> <td> <p align="center">0.24 </p> </td> <td> <p align="center">21.41 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">4.74 </p> </td> <td> <p align="center">18.07 </p> </td> <td> <p align="center">78.59 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.09 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> <tr> <td rowspan="3"> <p align="center">AO</p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">95.42 </p> </td> <td> <p align="center">0.37 </p> </td> <td> <p align="center">32.90 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">4.58 </p> </td> <td> <p align="center">15.53 </p> </td> <td> <p align="center">67.10 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.06 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> <tr> <td rowspan="3"> <p align="center">ACD</p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">95.66 </p> </td> <td> <p align="center">0.43 </p> </td> <td> <p align="center">38.32 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">4.34 </p> </td> <td> <p align="center">14.92 </p> </td> <td> <p align="center">61.68 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.05 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> <tr> <td rowspan="3"> <p align="center">酸?/p> </td> <td> <p align="center">铁精?/p> </td> <td> <p align="center">95.35 </p> </td> <td> <p align="center">0.41 </p> </td> <td> <p align="center">36.43 </p> </td> </tr> <tr> <td> <p align="center">精?/p> </td> <td> <p align="center">4.65 </p> </td> <td> <p align="center">14.76 </p> </td> <td> <p align="center">63.57 </p> </td> </tr> <tr> <td> <p align="center">原矿</p> </td> <td> <p align="center">100.00 </p> </td> <td> <p align="center">1.08 </p> </td> <td> <p align="center">100.00 </p> </td> </tr> </tbody> </table> <p align="left">p3可见Q用CS-01为活化剂Q铁_中的品位明显更低,辑ֈ0.24%Q脱效果显著,W合铁精矿质量标准。虽焉_产率最低,铁精矿损失最大,但各产品产率没有明显差异。综合考虑Q以CS-01为Q选脱活化剂效果最佟?</p> <p align="left">2.4 l合zd剂试?/p> <p align="left">试验l果表明Q以CS-01为活化剂时脱效果显著,但CS-01的用量较大。而将多种zd剂组合用,可以产生较好的协同作?sup>[10]</sup>Q可显著降低zd剂用量。因此,试验考察了CS-01+AO、硫酔R+AO、硫酔R+酸+AO和硫酔R+酸+ACD?U组合方式对选脱指标的影响?/p> <p align="left">2.4.1 CS-01+AOl合试验</p> <p align="left">试验固定异丁基黄药用?00g/t?<sup>#</sup>油用?0g/t、CS-01用量1000g/t、AO用量为变量,考察CS-01+AOl合ҎQ选脱指标的影响Q试验结果见??/p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093627475002.png" style="width: 500px; height: 291px;"></p> <p align="center">? CS-01与AOl合ҎQ选脱指标的影响</p> <p align="left">由图2可见Q随着zd剂AO用量的增加,铁精矿中的硫品位以及铁精矿率呈波动势。在AO用量?00g/tӞ铁精矿中的硫品位最低,但是其脱效果明显低于单一zd剂CS-01q效果?/p> <p align="left">2.4.2  酸?AOl合试验 </p> <p align="left">试验固定异丁基黄药用?00g/t?<sup>#</sup>油用?0g/t、硫酔R用量500g/t、AO用量为变量,考察酸?AOl合ҎQ选脱指标的影响Q试验结果见??</p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093627644003.png" style="width: 500px; height: 322px;"></p> <p align="center">? 酸铜与AOl合ҎQ选脱指标的影响</p> <p align="left">由图3可见Q随着AO用量的增加,铁精矿中的硫品位先急剧降低后几乎不变,而铁_产率持箋下降。铁_损失也较高,因此判断酸?AOl合q效果不及单一CS-01q效果?/p> <p align="left">2.4.3 酸?酸+AOl合试验</p> <p align="left">试验固定异丁基黄药用?00g/t?<sup>#</sup>油用?0g/t、硫酸用?500g/t、AO用量200g/tQ硫酔R用量为变量,考察酸?酸+AOl合ҎQ选脱指标的影响Q试验结果见??/p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093627980004.png" style="width: 500px; height: 331px;"></p> <p align="center">? 酸?酸+AOl合ҎQ选脱指标的影响</p> <p>由图4可见Q随着酸铜用量的增加Q铁_中的品位先下降后上升再下降Q在酸铜用量ؓ300g/t时最低,?.29%Q铁_产率呈下降趋势,但变化不大。相较于CS-01为捕收剂时Q选指标,光_中硫品位E高Q铁_产率差异不大Q该zd剂组合可代替CS-01Q但l合考虑药剂成本及工艺复杂程度,不选择该活化剂l合?/p> <p align="left">2.4.4 酸?酸+ACDl合试验</p> <p>试验固定异丁基黄药用?00g/t?<sup>#</sup>油用?0g/t、硫酸用?500g/t、ACD用量200g/t、硫酔R用量为变量,考察酸?酸+ACDl合ҎQ选脱指标的影响Q试验结果见??</p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093627529005.png" style="width: 500px; height: 359px;"></p> <p align="center">? 酸?酸+ACDl合ҎQ选脱指标的影响</p> <p align="left">由图5可见Q随着酸铜用量的增加Q铁_中的品位呈先下降后上升势Q铁_产率呈先上升后下降趋势,酸铜用量ؓ100g/tӞ选指标最好;但相较于CS-01为捕收剂时Q选指标,光_中的品位偏高,铁精矿率提高不明显Q因此判断该zd剂组合活化能力不及单一CS-01?/p> <p align="left">2.5 zd剂用量试?/p> <p align="left">通过单一zd剂与l合zd剂试验发玎ͼCS-01zd效果最好,因此军_采用CS-01为活化剂Qƈ固定异丁基黄药用?00g/t?<sup>#</sup>油用?0g/tQ考察CS-01用量ҎQ选脱的影响Q试验结果见??/p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093627847006.png" style="width: 500px; height: 336px;"></p> <p align="center">? zd剂用量对选脱的影响</p> <p align="left">由图6可见Q随着CS-01用量的增加,铁精矿中的硫品位降低Q当CS-01用量大于2000g/tӞ铁精矿中的硫品位几乎不变Q铁_产率几乎不变Q综合考虑QCS-01用量?000g/t时Q选指标最佟?/p> <p align="left">2.6 闭\试验</p> <p align="left">在条件试验和开路试验基上进行闭路试验,闭\试验程及药剂用量见?Q闭路试验结果见??/p> <p align="center"><img src="/ewebeditor/uploadfile/20180921093627115007.png" style="width: 500px; height: 467px;"></p> <p align="center">? 选脱闭路试验流E?/p> <p style="text-align: left;">? 选脱闭路试验结?nbsp;  %</p> <table style="border-collapse:collapse;" border="1" bordercolor="#000000" cellspacing="0" cellpadding="0" width="307"> <tbody> <tr> <td width="51" rowspan="2"> <p align="center">产品</p> <p align="center">名称</p> </td> <td width="51" rowspan="2"> <p align="center">产率</p> </td> <td width="102" colspan="2"> <p align="center">品位</p> </td> <td colspan="2"> <p align="center">回收?/p> </td> </tr> <tr> <td width="51"> <p align="center">TFe</p> </td> <td width="51"> <p align="center">S</p> </td> <td> <p align="center">TFe</p> </td> <td> <p align="center">S</p> </td> </tr> <tr> <td width="51" valign="top"> <p align="center">精?/p> </td> <td width="51" valign="top"> <p align="center">3.39</p> </td> <td width="51" valign="top"> <p align="center">25.29 </p> </td> <td width="51" valign="top"> <p align="center">49.68 </p> </td> <td width="51" valign="top"> <p align="center">2.68</p> </td> <td valign="top"> <p align="center">80.14 </p> </td> </tr> <tr> <td width="51" valign="top"> <p align="center">铁精?/p> </td> <td width="51" valign="top"> <p align="center">96.61</p> </td> <td width="51" valign="top"> <p align="center">0.22 </p> </td> <td width="51" valign="top"> <p align="center">63.25 </p> </td> <td width="51" valign="top"> <p align="center">97.32</p> </td> <td valign="top"> <p align="center">19.86 </p> </td> </tr> <tr> <td width="51" valign="top"> <p align="center">原矿</p> </td> <td width="51" valign="top"> <p align="center">100.00</p> </td> <td width="51" valign="top"> <p align="center">1.07 </p> </td> <td width="51" valign="top"> <p align="center">62.79 </p> </td> <td width="51" valign="top"> <p align="center">100.00 </p> </td> <td valign="top"> <p align="center">100.00 </p> </td> </tr> </tbody> </table> <p align="left">p4可见Q以CS-01为活化剂Q异丁基黄药为捕收剂Q?<sup>#</sup>油ؓh剂,l过1_?_?扫的工艺程Q可获得全铁品位?3.25%、全铁回收率?7.32%、含?.22%、硫分布率ؓ19.86%的铁_Q脱效果理惻I铁精矿品质得C显著提高?/p> <p align="left">3 l??/p> <p align="left">Q?Q新疆和静县铁矿含量较高,且主要赋存Ş式ؓ黄铁矿Q磁选作业无法有效脱除,铁精矿含量高达1.07%。试L物赋存Ş式复杂、种cȝ多,主要矿物l成为磁铁矿、石英、磁黄铁矿,含有量的赤铁矿、褐铁矿、黄铁矿、菱铁矿、硅灰石、透辉矻I微量矿物为闪锌矿、黄铜矿、Y锰矿、长石等。铁物相研究l果表明Q硫主要赋存形式为磁黄铁矿,其次量以黄铁矿形式存在。单体解d定l果表明Q磁黄铁ѝ黄铁矿单体解离良好Q连生体含量较低?/p> <p>Q?Q针对该试样性质Q以CS-01为活化剂Q异丁基黄药为捕收剂Q?<sup>#</sup>油ؓh剂,l过1_?_?扫的选工艺流E,可获得全铁品位ؓ63.25%、全铁回收率?7.32%、含?.22%、硫分布率ؓ19.86%的铁_Q脱效果理惻I铁精矿品质获得了显著提高?/p> <br> <p></p> 常慕q?李增?林俊领等Q新疆宝地矿业有限责d司等Q本文发表于《现代矿业?018q第7?<p></p> <p style="color: rgb(0, 0, 0); font-family: 宋体; font-size: 12px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; text-decoration-style: initial; text-decoration-color: initial; text-align: left;"><a id="l515258329" href="http://www.heardx.com/website/article/1110/1825EE97656D4B5882265183F792D1CE.html" target="_blank" style="margin: 0px; padding: 0px; box-sizing: border-box; background: rgb(255, 255, 255); text-decoration: none; transition: all 0.3s ease-in-out 0s; color: rgb(0, 0, 0); font-family: K�K�, K�K�, SimSun; font-size: 14px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px;"><strong style="margin: 0px; padding: 0px; box-sizing: border-box; font-weight: bold;"><font style="margin: 0px; padding: 0px; box-sizing: border-box; color: rgb(0, 51, 102);">览全文误论文频道搜烦《提高新疆和静铁矿精矿质量选矿试验?/font></strong></a></p> <br class="Apple-interchange-newline"> <br> <p></p> </div> </div> <div id="l515258329" class='content-keyword'><span style='color: red'>标签:  </span><a id="l515258329" target='_blank' href='/website/article/1117/index.html?tp=0&tl=&ah=&un=&nt=&kw=%u78C1%u94C1%u77FF&pg=1&sc=Article&ti=2AA0FC1963F7438E96508DA8ECE712CC&tc=&si=4F7AFBED28F54C8CA75B3AD068C46E25' style='color: black'>铁?/a> <a id="l515258329" target='_blank' href='/website/article/1117/index.html?tp=0&tl=&ah=&un=&nt=&kw=%u78C1%u9EC4%u94C1%u77FF&pg=1&sc=Article&ti=2AA0FC1963F7438E96508DA8ECE712CC&tc=&si=4F7AFBED28F54C8CA75B3AD068C46E25' style='color: black'>黄铁矿</a> </div> </div> <!--<div id="l515258329" class="file-box"> <ul class="list-unstyled"> <li id="l515258329">中矿传媒与您共徏矿业文分nq_</li> <li id="l515258329"> <a id="l515258329" href="javascript:onDownload();"> AhutCMS:DownloadImg </a> </li> </ul> </div>--> <iframe scrolling="no" frameborder="0" style="width: 800px; height: 800px; border-style: none; border: 0px solid #fff;" src="/website/include/F544EA586D024B5B8F417453E204DF2D.html"></iframe> </div> <!-- 侧栏 start --> <iframe id="iframepage" scrolling="no" frameborder="0" style="float: right; margin-left: 27px; width: 223px; height: 1720px; border-style: none; border: 0px solid #fff;" src="/website/include/B634F0B5746E4E8488B44D3C02527526.html"></iframe> </div> <link rel="stylesheet" type="text/css" href="/website_template/edition3/include/topstyle.css" /> <div id="l515258329" class="aboutUs"> <div id="l515258329" class="container"> <center> <ul> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1810/index.html">关于我们</a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" >矿业技术服务^?/a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1812/index.html">会员服务</a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/sitemap.htm">|站地图</a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1814/index.html">q告服务</a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1832/index.html">协办单位</a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1816/index.html">联系我们</a></li> <li id="l515258329"><a id="l515258329" >|</a></li> <li id="l515258329"><a id="l515258329" target="_blank" href="/website/article/1817/index.html">友情链接</a></li> </ul> </center> </div> </div> <section style="width: 100%; height: 120px; text-align: center; line-height: 24px; font-size: 12px;"> <ul class="list-unstyled"> <li id="l515258329">旗下q_:《金属矿山》杂志社 《现代矿业》杂志社 中矿人才|?/li> <li id="l515258329">Copyright 2005-2015版权所有:矿业114|站 商务合作/意见Q?555-2309838 24时服务热线:13955598297 <a id="l515258329" href=" http://wpa.qq.com/msgrd?v=3&uin=249432467&site=qq&menu=yes" rel="nofollow" target="_blank"> <img src="/images/QQ.gif" alt="点击q里l我发消? style="height: 22px; width: 70px; border: 0" title="点击q里l我发消?></a></li> <li id="l515258329">传真:0555-2309849 客服邮箱:zgky114@vip.163.com</li> <li id="l515258329"><a id="l515258329" target="_blank" >皖ICP备C5002078?1</a></li> </ul> <div id="l515258329" style="height: 13px; width: 50px;margin:0 auto;"></div> <div id="l515258329" style="width:300px;margin:0 auto; padding:20px 0;"> <img src="/备案图标.png" style="height: 17px; width: 16px; border: 0"/><a id="l515258329" target="_blank" style="display:inline-block;text-decoration:none;height:20px;line-height:20px;"><p style="float:left;height:20px;line-height:20px;margin: 0px 0px 0px 5px; color:#939393;">皖公|安?34050402000107?/p></a> </div> </section> <a href="http://www.heardx.com/">ַ-ַ-ٷ֤</a> <script> (function(){ var bp = document.createElement('script'); var curProtocol = window.location.protocol.split(':')[0]; if (curProtocol === 'https') { bp.src = 'https://zz.bdstatic.com/linksubmit/push.js'; } else { bp.src = 'http://push.zhanzhang.baidu.com/push.js'; } var s = document.getElementsByTagName("script")[0]; s.parentNode.insertBefore(bp, s); })(); </script> </body> </html>