保康磷矿白竹矿区条带状磷块岩矿石,利用TRI—FLO重介质分选机二次分选,可以分选出高质量的磷精矿和废弃的脉石尾矿,节省了磨矿费用。重介质选的中矿与—1mm矿泥用磷酸、氧化石蜡皂反浮选,可得到P_2O_529.45％,MgO1.06％,作业收率89.95％的浮选精矿。重—浮联合流程的混合磷精矿P_2O_531.78％,收率88.28％。 Baokang phosphate rock Baochu mining strip of phosphorite ore, the use of TRI-FLO heavy medium separator secondary sorting, you can sort out high-quality phosphate concentrate and waste tailings, saving the cost of grinding . The flotation concentrate with medium P 2 O 5 29.45%, MgO 1.06% and operating yield 89.95% can be obtained by flotation with medium phosphate and paraffin wax soap. Heavy - float combined process of mixed phosphate concentrate P_2O_531.78%, yield 88.28%.