Australia norseman (Central Norseman) Limited use of gold ore reselection (plus amalgamation) cyanide, gold-bearing quartz vein flow of processing ores. The ore is treated at 14500t per month. The ore contains a number of hard black diamonds and emeralds . It is grounded in a rod mill with cyanide solution, and then ground to 80% -0.15mm in a closed loop consisting of 2 billiard mills and cyclones. Project). The grinding discharge is continuously selected from the concentrate containing the coarse gold by the chute to the shaking shaker to mix the mercury. The cyclone overflow contained 26% solids and was cyanated in 6 mixers for 8 h. The solution contained 0.064% NaCN and 0.015% CaO. The consumption of the medicament was: NaCN380g∕t, CaO1.4kg∕t. The ore contains 16g of gold, and the total recovery is 96%. The mercury recovery rate was 44%. Hybrid Stepper Motors Sts 86Hd,Nema11 Stepping Motor,Connector Step Motor,Quiet Stepper Motor Changzhou Xingchi Electric Co., Ltd. , https://www.starsmotion.com