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锂矿选矿,带您走进奇妙“锂”世界(二)

2017-12-13
浏览量:28 来源:
<p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">这期,小编将为大家带来一场技术的盛宴,我们将着重探讨下锂矿的选矿方法。</p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><br/></p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">锂是自然界中最轻的金属。银白色,比重0.534,熔点180℃,沸点1342℃。锂是活泼金属,很柔软,在氧和空气中能自燃。锂也是一种重要的能源金属,随着国家大力提倡新能源的开发利用,锂电池对锂金属的需求大幅增加。全世界有锂矿资源的国家不足十家,亚洲中国独有。中国是世界最大的锂电池生产制造基地、第二大锂电池生产国和出口国,锂电池已经占到全球40%的市场份额。</p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><br/></p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><a title="锂矿选矿" href="/n242.html" target="_self">锂矿选矿</a>方法,有手选法、浮选法、化学或化学-浮选联合法、热裂选法、放射性选法、粒浮选矿法、重介质选矿等,常规的伟晶岩型锂辉石主要采用的选矿方法是浮选法。</p><p style="text-align:center"><img title="1513228762448465.jpg" alt="浮选实验室.jpg" src="/Public/upload/image/2017-12-14/1513228762448465.jpg"/></p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">金鹏集团选矿研究院浮选试验室</p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><br/></p><p style="text-align:center"><img title="1513228786298674.jpg" alt="球磨机.jpg" src="/Public/upload/image/2017-12-14/1513228786298674.jpg"/></p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">&nbsp;金鹏集团选矿研究院磨矿实验室</p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><br/></p><p style="text-align:center"><img title="1513228800796966.jpg" alt="IMG_20130813_114256.jpg" src="/Public/upload/image/2017-12-14/1513228800796966.jpg"/></p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; -ms-word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;">金鹏集团选矿研究院强磁选试验室</span></p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><span style="margin: 0px; padding: 0px; -ms-word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;"><br/></span></p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">锂辉石的选矿方法中正浮选是经常采用的方法,其实质是将矿石磨细,优先浮选锂辉石,在碱性矿浆中,经过高浓度、强烈搅拌、多次洗矿脱泥后,加入脂肪酸或者其皂类作捕收剂直接浮选锂辉石:经过三次精选,可以获得品位5-6%Li2O、回收率为70%~75%的锂辉石精矿。我公司所承揽EPC总包工程的某地锂矿原矿Li2O品位为1.45%的锂辉石,经过药剂选择与调整,提高了对锂辉石矿物的选择性,中矿循环量小,有利于闭路指标的稳定,且耐低温性能较好,最终精矿品位达到5.50%以上,尾矿氧化锂降低至0.3%以下,精矿综合回收率73%。</p><p style="text-align:center"><img title="1513229040110725.jpg" alt="TIM图片20171214132320.jpg" src="/Public/upload/image/2017-12-14/1513229040110725.jpg"/></p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">锂矿待发货浮选机</p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">在锂矿的选矿过程中,有两点较为关键,一是捕收剂的选择:由于锂辉石是锂铝硅酸盐矿物,与钾钠长石(钾、钠铝硅酸盐矿物)性质极其相似,且锂和钾钠同属元素周期表的第一主族,导致了他们在矿物表面的差异性很小,因此捕收剂对锂辉石的选择性尤为重要。锂辉石的捕收剂种类亦较多,单从脂肪酸来说有植物型脂肪酸、动物型脂肪酸,从凝固点来说有低凝固点脂肪酸、高凝固点脂肪酸,同样对应有不同碘值和皂化值的脂肪酸;我研究院通过对大量捕收剂的筛选对比,并添加助剂,达到了对锂辉石较高的选择性,中矿循环量小,有利于闭路指标的稳定;第二关键点是设备,锂辉石选矿设备有异于其他矿物,锂辉石通常粒度较粗且需要高浓度强烈搅拌,各搅拌系统要尽量占设备底面比例大。</p><p><br/></p><section><section><p style="text-align:center"><img title="1513129490887355.png" alt="TIM截图20171213094441.png" src="/Public/upload/image/2017-12-13/1513129490887355.png"/></p><p style="margin: 0px auto; padding: 0px; width: 260px; text-align: center; clear: both; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box;">锂矿安装现场一</p></section></section><p><br/></p><p style="text-align:center"><img title="1513228832976582.jpg" alt="TIM图片20171212125024.jpg" src="/Public/upload/image/2017-12-14/1513228832976582.jpg"/></p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);">锂矿安装现场二</p><p style="padding: 0px; text-align: center; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><br/></p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px; -ms-word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;">金鹏集团下设选冶研究院、<a href="/design.html" target="_self" title="矿山设计院">矿山设计院</a>、矿山机械厂、矿业开发公司、自动化研究院、安装公司等,是一家集研发、生产、销售、服务于一体的高新技术企业。同样这次的锂选矿厂也是由金鹏集团提供选矿试验研究、工程设计、设备制造、安装调试、人员培训、售后维护等一站式服务。</strong></p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><br/></p><p style="padding: 0px; color: rgb(62, 62, 62); line-height: 25.6px; clear: both; font-family: &quot;Helvetica Neue&quot;, Helvetica, &quot;Hiragino Sans GB&quot;, &quot;Microsoft YaHei&quot;, Arial, sans-serif; margin-top: 0px; margin-bottom: 0px; white-space: normal; -ms-word-wrap: break-word !important; min-height: 1em; max-width: 100%; box-sizing: border-box !important; background-color: rgb(255, 255, 255);"><strong style="margin: 0px; padding: 0px; -ms-word-wrap: break-word !important; max-width: 100%; box-sizing: border-box !important;">金鹏的目标是成为<a href="/epcm.html" target="_self" title="EPC 选矿总包">世界级专业的EPC供应商</a>,为此,在每一个环节我们都精益求精。每一个进出厂产品我们均实行严格的全过程质量管理,在同行业中率先通过了ISO9001:2008、CE国际质量认证及ISO14001环境认证。产品出口世界40多个国家和地区,目前总部已在俄罗斯、津巴布韦、苏丹等地设有海外办事处。金鹏集团欢迎各界朋友前来参观考察,携手共赢。</strong></p><p><br/></p>
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