Based on the processing flow of Dashihe separation mill, using spiral sluice, the possibility of obtaining final concentrate under coarse primary grinding is searched for.
探索大石河选厂在生产流程的基础上，应用螺旋溜槽，获取粗磨后最终精矿的可能性。
The separation by the multi-stage spiral sluice is characterised by the formation of a flowsheet of leanrich separation and classification separation in the internal of the equipment.
多段螺旋溜槽的选别特点是在设备内部形成贫富分选和分级分选流程。
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