The ball mill is usually the largest energy consumer at a mine site and significantly affects operational expenditures. Given a target particle size, Bond Mill Work Index estimates are used to predict a ball mill's throughput. In order to maximize ball mill throughput and optimize energy utilization, it is important to get these estimates ...
The Tropicana Gold Mine, owned by AngloGold Ashanti Australia Ltd (70% owned and managed) and Independence Group NL (30%) is located 330 kilometres east-northeast of Kalgoorlie, …
A 14MW ball mill and a 6MW ball mill operating in parallel complete the circuit. Exploration at the site remains focused on testing for extensions of underground mineralisation at Boston Shaker, …
Jul 10, 2018· Planetary Ball Mills are used wherever the highest degree of fineness is required. . 6.5 m x 9.65 m Scanmec Ball Mill 8100kw [ML2002] SOLD . tropicana joint venture ball mills · used ball mill german made for sale marble crushing · function.
Wambeke et al. [26] presented a new estimating approach for the Bond Ball Mill Work Index as a geometallurgical variable, applied to the Tropicana gold mine. It was possible to obtain gains of up ...
The JV expects the expanded ore production from the mine to capitalise on investments made in the Tropicana processing plant, including the second ball mill, which was commissioned last November ...
A second ball mill was added to the grinding circuit in 2018 to optimise the circuit, improve metallurgical recovery and match mine output. Tropicana is one of two AngloGold Ashanti …
Based on data from Koski and Vanderbeek, 2011, Kock et al., 2015 a ball mill in a HPGR-Ball mill circuit will need about 20% more power than one in a SAG-ball mill circuit. On this basis it is estimated that the steel ball consumption of ball mills in HPGR circuits would be 3.6 million tonnes per year – a saving of 2.9 million tonnes per …
model based on ball mill performance measurements – a pilot study at the Tropicana gold mine T. Wambeke, D. Elder, A. Miller, J. Benndorf & R. Peattie ... – a pilot study at the Tropicana gold mine, Mining Technology, 127:3, 115-130, DOI: 10.1080/25726668.2018.1436957
FIRST YEAR OF OPERATION OF HPGR AT TROPICANA GOLD MINE – CASE STUDY *Andrew Gardula 1, Dilip Das 1, Mike DiTrento 2, and Sandra Joubert 2. 1 ... o It was also expected that ball mill specific energy consumption would be lower (compared with conventional solutions), this resulting from incipient cracks present in
Open pit material will be supplemented by approximately 1.2 Mtpa of ore mined from the Boston Shaker underground mine, and stockpiles. The Tropicana processing plant has achieved a throughput capacity of between 8-9 Mtpa following several upgrades, including the installation of a second ball mill. The processing plant comprises a three-stage ...
Tropicana The Tropicana Gold Mine poured first gold in September 2013 eight years after the initial discovery. At the time Tropicana was the first ... Late in 2018 a second ball mill was added to the Tropicana processing plant increasing throughput capacity to more than 8 million tonnes per annum, and providing flexibility to balance ...
Tropicana Mine Ball Mill Award - grietjehorjus.nl. Tropicana Gold Mine Project. Kibali Gold Mine Ball Mill 2011 Grinding Mill China. Kibali Gold Mine Mombasa In 2011 first gold guidance revised to December 2013. Kibali directly into ball mill 6.1m diam. x 9.5m Learn More. tropicana mine ball mill award SlideShare. crusherexporters. ...
Crushing, high-pressure grinding, ball mills, CIL. Ore Reserve ()*: 65.7Mt grading 1.77g/t for 3.74Moz of contained gold. Mineral Resource ()*: 136.2Mt grading 1.76g/t for 7.70Moz of contained gold * As at 31 December 2018. Mineral Resource estimates are inclusive of Ore Reserve estimates. For full details of these estimates,
The Tropicana Gold Mine, owned by AngloGold Ashanti Australia Ltd (70% owned and managed) and Independence Group NL (30%) is located 330 kilometres east-northeast of …
Crushing, high-pressure grinding, ball mills, CIL. Ore Reserve ()*: 65.7Mt grading 1.77g/t for 3.74Moz of contained gold. Mineral Resource ()*: 136.2Mt grading …
The result of these changes has been to increase the ball mill capacity by increasing the breakage conducted by the HPGR. INTRODUCTION Tropicana is a recently constructed gold mine …
Second Ball Mill The second 6MW ball mill was successfully commissioned in late November 2018. The second ball mill will increase the total throughput rate by about 5% and gold recovery will be improved by up to 3% to approximately 92% at a grind of 65 microns. The operation now has the flexibility to vary the
Anglo Gold Ashanti's Tropicana Gold Mine is located in the newly developed Albany-Fraser Orogen, east of Kalgoorlie, Australia. Following an extensive feasibility study, a HPGR-ball milling circuit was constructed based on the reduced power requirements and thus reduced operating expenses. The HPGR-ball mill circuit was estimated to require 75% of the energy of a standard …
The Tropicana Gold Mine, owned by AngloGold Ashanti Australia Ltd (70% owned and managed) and Independence Group NL (30%) is located 330 kilometres east-northeast of Kalgoorlie, Australia, in the newly developed Albany-Fraser Orogen. ... The HPGR-ball mill circuit was estimated to require 75% of the energy of a standard semi-autogenous grinding ...
Construction of the Tropicana Gold Mine (Tropicana) commenced in November 2010, with first ore processed during July 2013. The comminution circuit is secondary crush, HPGR ball-milling now achieving 8.6-9.5 Mt/a. ... SABC (SAG mill, ball mill and pebble crusher) treating about 8.5-9.0 Mt/a of fresh ore. Orway Mineral Consultants (OMC) has been ...
TROPICANA GOLD MINE. 2. AGA DISCLAIMER. Certain statements contained in this document, other than statements of historical fact, including, without limitation, those concerning the economic outlook for the gold mining
A 6MW ball mill will also be installed in the Tropicana processing plant, enabling throughput to be matched by the increased mining rate and improving gold recovery by 3 per cent to around 92 per ...
Tropicana Gold Mine provides another case study in the ball milling requirements following HPGR. Anglo Gold Ashanti's Tropicana Gold Mine is located in the newly developed Albany-Fraser Orogen, east of Kalgoorlie, Australia. ... The HPGR-ball mill circuit was estimated to require 75% of the energy of a standard Semi-Autogenous Grinding (SAG ...
2 Tropicana Gold Project – approved project* parameters Capital Cost: A$690-A$740 million (real) Annual Production first three years: 470,000- 490,000 ounces LOM Production: 3.45 million ounces Cash Costs first three years: A$580/oz-A$600/oz LOM Cash Costs: A$710/oz-730/oz Ore Reserves (as at December 31, 2011): 3.91 Moz Mineral Resource (as at December 31, 2011): …
The Tropicana processing plant achieved throughput capacity of between 8-9 Mtpa following several upgrades, including the installation of a second ball mill. The processing plant …
The expanded ore production from the mine will capitalise on investments made in the Tropicana processing plant, which includes the second ball mill, commissioned in November 2018, increasing throughput capacity to 8.1 Mtpa. The Boston Shaker ore body remains open at depth and the JV partners will continue to test
Construction of the Tropicana Gold Mine (Tropicana) commenced in November 2010, with first ore processed ... The comminution circuit flowsheet is primary crush, SABC (SAG mill, ball mill and pebble crusher) treating about 8.5-9.0 Mt/a of fresh ore. Orway Mineral Consultants (OMC) has been involved with both projects from scoping-level study to
ball mill drawing about 14 MW (assumed DCS, works out to 13.0 MW at mill shell) E ball = 16.77 kWh/t at shell (18.2 kWh/t at DCS) Modelling. Use the Morrell SMC HPGR and ball mill circuit model with the HPGR-BM flowsheet. The …
The Tropicana Gold Mine, owned by AngloGold Ashanti Australia Ltd (70% owned and managed) and Independence Group NL (30%) is located 330 kilometres east-northeast of Kalgoorlie, …
The ball mill is usually the largest energy consumer at a mine site and significantly affects operational expenditures. Given a target particle size, Bond Mill Work Index estimates are used to pred...
Tropicana Gold Mine – key facts 4 Location: 330 km ENE of Kalgoorlie in Western Australia Ownership: AngloGold Ashanti Australia Ltd (70% ... Ball Mill CIL TSF Over Size Ore Stockpile HPGR HPGR Feed Bin 2500tph Capacity Duty/Standby 41hr Residence 91% Recovery 5.8 Mt/a P(80) 75um 64kt Capacity P(80) 2mm .
AngloGold Ashanti owns the remaining 70% of the Tropicana mine under a joint venture (JV), with Regis to replace IGO as the JV partner. ... Late in 2018 a second ball mill was added to the Tropicana processing plant increasing throughput capacity to more than 8mt per annum, and providing flexibility to balance throughput and recovery. ...
The joint owners of the Tropicana gold mine have approved spending of $48 million to underpin a new mining strategy that will see waste material from new pits tipped back into the original open pit mine, delivering increased production and a longer mine life. ... the joint owners will spend $28 million on a new ball mill which will deliver an ...
A 14MW ball mill and a 6MW ball mill operating in parallel complete the circuit. Exploration at the site remains focused on testing for extensions of underground mineralisation at Boston Shaker, Tropicana and Havana and on regional targets in the northern corridor, as well as the Bushwacker target to the south of the mine.
TROPICANA GOLD MINE DUNCAN GIBBS – GENERAL MANAGER ... Ball Mill CIL TSF Over Size Ore Stockpile HPGR HPGR Feed Bin PLANT FLOWSHEET 2500tph Capacity Duty/Standby 41hr Residence 91% Recovery 5.8 Mt/a P(80) 75um 64kt Capacity P(80) 2mm . TROPICANA ANALYST VISIT – 3RD March 2014