青海快3

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赤铁矿细粒跳汰选矿技术

责任编辑:金工机械 发表时间:2016-05-26 15:07

  姑山选厂年处理能力10万t原设计矿石经破碎至-12mm后,采用“跳汰—强磁(笼式)—浮选”联合流程。其中-12+4mm经跳汰机选别,先获得部分粗粒精矿,并抛弃部分粗粒尾矿,跳汰中矿经阶段磨选“磁—浮”作业再获得一部分细粒精矿。自投入试生产后,由于原矿含泥量的变化,以及原设计工艺及设备均存在问题:使细碎机堵塞严重、跳汰产品脱水效果差,-4mm跳汰选别和跳汰中矿再磨“磁—浮”作业产品质量低,消耗高。-12+4mm粗粒尾矿堆放困难和选厂污水外排引起污染等,严重地危及到选厂的生存和发展。

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青海快3   TIAOTAIZUOYECONGTOUCHANYIHOUCHONGFENXIANSHIQIYOUYUEXING:NENGHAOSHAO、CHENGBENDI、CAOZUOWEIHUJIANBIAN。JIKETIQIANHUODECHANLV30%ZUOYOU、PINWEI52.5%DECULIJINGKUANG,YOUKEPAOQICHANLV20%ZUOYOU,PINWEI19%ZUOYOUDECULIWEIKUANG,JIANSHAOQIUMOZAIMOKUANGLIANGYUE50%ZUOYOU。WEIZUIDAXIANDUFAHUIGAIYUXUANZUOYEDEYOUSHI,DUIYUANSHEJIZHONGYINGXIANGZHENGCHANGSHENGCHANHEFENXUANZHIBIAOWENDINGDEQUEXIAN,JINXINGLEGAIZAO,QUDEJIAOHAODEXIAOGUO。ZHUYAOYOUYIXIAJIXIANG:

  (1)GENGHUANTIAOTAICHANPINDETUOSHUISHEBEIYUANSHEJICAIYONG1500mm×3000mmDANCENGZHENDONGSHAITUOSHUI,SHAIKONGJIANXIWEI1mm。SHIJISHENGCHANBIAOMING,SHAIWANGMOSUNTAIKUAI,TINGCHANGENGHUANSHAIWANGPINFAN,ERQIEXIAOYU1mmDEPIANZHUANGDEKUANGLIHUICONGSHAIKONGZHONGLOUDAODIPING,SHICHANGFANGDIGOUYUSAI、ZHUOSHUIFANLAN,JISHENGCHANZAOCHENGJIDAKUNNAN。WOMENCAIYONGDANLUOXUANFENJIJI(1.0m,1.2m,1.5m)DAITIYUANTUOSHUISHAI,QUDELEJIAOHAOXIAOGUO。JIGAISHANLESHENGCHANCAOZUOZHUANGKUANG,YOUTIGAOLETIAOTAICHANPINDETUOSHUIXIAOGUO。MEINIANKEJIEYUERENGONGFEIJIHUISHOUKUANGFENJIAZHI25WANYUAN。

  (2)TIAOTAIJIJIEGOUDEGAIJIN(1200mm~2000mm)×3600mmTIXINGTIAOTAIJIYONGYU-12+4mmCULICHITIEKUANGXUANBIE,SHENGCHANZHONGJINGCHANGFAXIANCHUANDONGJIJIGOUQIANGDUBUGOU,CAOBIHEPAIKUANGZUIMOSUNKUAI,JIDADIYINGXIANGLESHEBEIZUOYELVDETIGAO。WEICIZUOLEYIXIAGAIJIN:

青海快3   ①BAYUANSHEJIDECHUANDONGXIANGTIDIBANDIJIAOJIAHOU,YOUYUANLAIDE20mmGAIWEI40mm。

  ②BACHUANDONGXIANGTINEIWANGFULAGANSIKOUYOUYUANM56PUTONGLUOWENGAIWEIT56>6mmDETIXINGLUOWEN。

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  ④BAYUANTIAOTAIJI1—4SHICHONGCHENGXIANG,YOUKEDIAOSHIGAIWEIGUDINGSHI。BIMIANLEYINBUJIANMOSUNHUOGONGRENJISHUSHUIPINGDENGYUANYINZAOCHENGXUANBIECANSHUDENONGCUOERYINGXIANGZHIBIAODEWENDING,QIECAOZUOGONGRENDIAOZHENGGENGHUANFANGBIAN。

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青海快3   (4)CAIYONGGANYINGGUNSHICIXUANJIDAITITIXINGTIAOTAIJIFENXUAN-4mmCHITIEKUANG。1200mm×2000mm×3600mmTIXINGTIAOTAIJIYINGYONGYUYUANKUANG-12~4mmXUANBIEHUODEJIAOHAOXIAOGUO。DANYONGYUYUANKUANG-4mmBUFENXIAOGUOYIZHIHENCHA,WEINENGDADAOCHITIEKUANGWUJIHETIYUMAISHIDEZHENGCHANGSHUIPING,ERZHEIYIBUFENCHULIKUANGLIANGYOUSHEJIDE30.80%SHANGSHENGDAOMUQIANSHENGCHANDE40%,YINCIZHEIYIBUFENFENXUANDEYOULIE,SHIYIDANTIFENLIDETIEJIHETINENGZAOSHOU,DUOSHOU,ZHIJIEZUOYOUZHEJINGKUANGPINWEI、HUISHOULVDETIGAO、NENGHAODEXIAJIANG。JUDUOCIKAOCHAFENXI,ZHUYAOYUANYINSHIYUANKUANGPINWEIHEHANFENLVBODONG,SHIXITIAOJIKUANGLIANGHEJIKUANGPINWEIBUNENGWENDING,TONGSHICULIWULIAOHAIJINGCHANGHUNRUCHUANGCENG,POHUAILEXITIAOFENXUANSUOBIXUDEWENDINGXING,SHIXITIAOBUNENGCHUYUZHENGCHANG、JUNHENGDEZUOYEZHUANGTAI。