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大石河选矿厂年产出尾矿约420万吨;尾矿比重2.8,平均粒度0.26毫米,尾矿输送浓度在15～17%之间。尾矿输送工艺:φ53米浓缩机的分砂泵站8英寸胶泵→号总砂泵站(包括砂浆池)的8英寸串联胶泵→2号总砂泵站(包括砂浆池)的8英寸串联胶泵→3号总砂泵站(包括矿浆池)
Dashihe concentrator annual output of about 4.2 million tons of tailings; tailings proportion 2.8, the average particle size of 0.26 mm, tailings transport concentration of 15 to 17%. Tailings conveying process: φ53 m thickener sand pump station 8 inch glue pump → total sand pump station (including the mortar pool) 8 inch tandem pump → Total sand pump station 2 (including mortar pool) 8 inches Tandem pump → Total sand pump station No. 3 (including pulp pool)