金礦(kuang)選(xuan)(xuan)礦(kuang)生產線(xian)是(shi)選(xuan)(xuan)礦(kuang)工(gong)(gong)(gong)藝(yi)(yi)中較常見的生產線(xian)類(lei)型,通常采用重選(xuan)(xuan)工(gong)(gong)(gong)藝(yi)(yi)或者浮選(xuan)(xuan)工(gong)(gong)(gong)藝(yi)(yi)等對銅礦(kuang)進行選(xuan)(xuan)別(bie),決定金礦(kuang)石(shi)(shi)(shi)選(xuan)(xuan)礦(kuang)工(gong)(gong)(gong)藝(yi)(yi)的主要因素(su)是(shi)礦(kuang)石(shi)(shi)(shi)的結構、構造(zao),金礦(kuang)物的嵌布形式(shi),金、硫及(ji)(ji)其它伴生元素(su)的含量,金的載體礦(kuang)物類(lei)型及(ji)(ji)礦(kuang)石(shi)(shi)(shi)的氧化程度等,以下河南選(xuan)(xuan)礦(kuang)專家就簡單介紹一下金礦(kuang)選(xuan)(xuan)礦(kuang)工(gong)(gong)(gong)藝(yi)(yi)流(liu)程和全套選(xuan)(xuan)礦(kuang)設備(bei),方便用戶選(xuan)(xuan)擇設計。
粗碎作業為一臺鄂式破碎機。原礦進入原礦倉,再由電磁振給料機給入鄂式破碎機進行粗碎。粗碎產品經膠帶輸送機輸(shu)送(song)(song)(song)至振(zhen)動篩進(jin)行(xing)(xing)預先(xian)篩分(fen),篩上產(chan)(chan)品(pin)進(jin)入(ru)鄂式破(po)碎(sui)機(ji)進(jin)行(xing)(xing)中碎(sui),其產(chan)(chan)品(pin)和預先(xian)篩篩下產(chan)(chan)品(pin)一同由(you)(you)膠(jiao)(jiao)帶(dai)(dai)輸(shu)送(song)(song)(song)機(ji)輸(shu)送(song)(song)(song)至振(zhen)動篩進(jin)行(xing)(xing)預先(xian)及檢查(cha)篩分(fen)。篩上產(chan)(chan)品(pin)由(you)(you)膠(jiao)(jiao)帶(dai)(dai)輸(shu)送(song)(song)(song)機(ji)輸(shu)送(song)(song)(song)至圓錐破(po)碎(sui)機(ji)進(jin)行(xing)(xing)細碎(sui),細碎(sui)產(chan)(chan)品(pin)再由(you)(you)膠(jiao)(jiao)帶(dai)(dai)輸(shu)送(song)(song)(song)機(ji)輸(shu)送(song)(song)(song)至振(zhen)動篩,形成(cheng)閉路循環。篩下產(chan)(chan)品(pin)由(you)(you)膠(jiao)(jiao)帶(dai)(dai)輸(shu)送(song)(song)(song)機(ji)輸(shu)送(song)(song)(song)至粉礦倉,構成(cheng)三段(duan)一閉路破(po)碎(sui)流程。
磨礦工藝為球磨機與分級機組成的一段閉路磨礦工藝,即破碎產品經粉礦倉由膠帶輸送機給入球磨機,球磨(mo)機(ji)(ji)排礦(kuang)經分級機(ji)(ji)分級后,不合(he)格粒級返回球磨(mo)機(ji)(ji)再磨(mo),溢流產品給入浮選。
金礦選礦工藝流程中的浮選工藝均采用浮選機,其中優(you)選2臺(tai),粗選6臺(tai),精選1臺(tai),一次掃選6臺(tai),二次掃選3臺(tai)。精選產(chan)品由膠泵輸送至脫(tuo)水作業,隨后尾礦自(zi)流至尾礦輸送作業。
重選(xuan)工藝流程順序是(shi)在球(qiu)磨機(ji)(ji)排礦端與分(fen)級(ji)機(ji)(ji)之間安裝(zhuang)一跳(tiao)(tiao)汰(tai)機(ji)(ji),跳(tiao)(tiao)汰(tai)產品經膠泵給到(dao)搖床進行精(jing)選(xuan),即可得(de)到(dao)毛金,搖床尾(wei)礦則(ze)返回球(qiu)磨機(ji)(ji)再(zai)磨。
浮選金(jin)精礦由膠泵輸送到濃密機進行(xing)一次濃縮脫水,溢(yi)流水經7次沉淀后返回流程再利(li)用,濃密機底流給入真空過濾機進行(xing)二(er)次脫水作業。
綜上所述,以上金礦選礦工藝流程采用了重選+浮選聯合選別流程,整個生產線選別精礦品味提升,無污染,清潔生產,有利于降低尾礦品位,提高回收率。更多具體相關的金礦選礦生產線及金礦選礦全套設備等都可免費咨詢河南紅星機器。
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