Examples of HPGR in a sentence
The comminution consists of primary crushing by gyratory crusher, secondary crushing by cone crusher, and tertiary crushing by HPGR followed by ball mill grinding.
Results indicate that these components allow for improved gold leaching kinetics and effective extraction of copper from the pregnant solution.Ore will be crushed at a nominal rate of 18,750 tpd using a three-stage crushing system including a HPGR in the tertiary stage.
The document recommended further work on SAG mills, and looking at rock competency data, the use of HPGR mill could be considered as another alternative.
Net earnings in Q2 and Q3 2022 were also negatively impacted due to reduced stacking at Kisladag in previous quarters due to the commissioning of the high-pressure grinding rolls circuit ("HPGR") in Q4 2021 and production challenges in Q1 2022.
Of significant importance is the ability of the agglomerated ore to support the planned heap height.No significant deleterious materials such as mercury or clays were noted in the samples tested.A high level of metallurgical and process risk mitigation is incorporated in the process design with HPGR crushing, agglomeration and the SART plant.
Considers initial capital in one single annual period; excludes High-Pressure-Grinding-Roller (HPGR) acquired upon the acquisition of Goldrock Mines Corp.
In Q1 2022, a $19.8 million ($16.0 million net of deferred tax) write-down was recorded as a result of the commissioning of the HPGR at Kisladag.
Net Present Value; considers initial capital in one single annual period; excludes High-Pressure-Grinding-Roller (HPGR) acquired upon the acquisition of Goldrock Mines Corp.
The third program tested material crushed to represent open and closed circuit HPGR products and extended the leach time on the column tests.
In addition there were two column leach tests conducted with conventionally crushed feed that approximated the HPGR feed size (3.4mm).Head and tail screen analyses were conducted on each column feed and residue.