42 foot sag mill in benin

In 2010 Newmont made the decision to purchase a 42 foot ft SemiAutogenous Grinding SAG mill from Metso and a 28 MegaWatt MW Gearless Mill Drive GMD from ABB for the Conga Project in Peru The test and study work showed that a single line 42 ft SAG mill circuit gave the most favorable project economics in comparison to an equivalently powered single line 40 ft SAG mill circuit This paper

CONGA THE WORLD’S FIRST 42 FOOT DIAMETER 28 MW 1 CONGA THE WORLD’S FIRST 42 FOOT DIAMETER 28 MW GEARLESS SAG MILL T Orser1 V Svalbonas 2 and M Van de Vijfeijken 3 1Newmont Mining Corporation 10101 East Dry Creek Road Englewood CO 80112 USA 2Metso Corp 2715 Pleasant Valley Rd Top 10 Oil Producing Countries in Africa Africa Facts

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Siemens is now able to provide to mining companies a gearless drive system for SAG mills with a tube diameter of 42 feet This enables throughput to be almost doubled in comparison with the 38foot mills commonly used today With this innovation Siemens is responding to the rising demand for larger and more powerful drives in mining

CONGA THE WORLD’S FIRST 42 FOOT DIAMETER 28 MW GEARLESS SAG MILL The 28 MW GMD for the 40 ft SAG mill of the Toromocho Project has been delivered and will be installed at an even higher altitude of 4600 masl over 15000 ft »More detailed

The 42foot drive al lows throughput to be nearly doubled compared to the 38foot mills commonly used in the mining in dustry The principal component of the new drive system which was designed and constructed within just two years is a ring motor with a width of 25 me

1 CONGA THE WORLD’S FIRST 42 FOOT DIAMETER 28 MW GEARLESS SAG MILL T Orser1 V Svalbonas 2 and M Van de Vijfeijken 3 1Newmont Mining Corporation 10101 East Dry Creek Road Englewood CO 80112 USA 2Metso Corp 2715 Pleasant Valley Rd

gearless mill drive for the world’s first 42foot SAG mill which will operate at an altitude of 4200 masl and has long had designs in place for 44foot SAG mills with a rated power of up to 35 MW Gearless mill drive systems are an ABB innovation They consist of a gearless motor which is

Siemens is now able to provide to mining companies a gearless drive system for SAG mills with a tube diameter of 42 feet This enables throughput to be almost doubled in comparison with the 38foot mills commonly used today With this innovation Siemens is responding to the rising demand for larger and more powerful drives in mining

CONGA THE WORLD’S FIRST 42 FOOT DIAMETER 28 MW GEARLESS SAG MILL The test and study work showed that a single line 42 ft SAG mill circuit gave the most The 42 ft diameter Conga SAG mill GMD power density value of 067 is not an »More detailed

CONGA THE WORLDS FIRST 42 FOOT DIAMETER 28 MW CONGA THE WORLDS FIRST 42 FOOT DIAMETER 28 MW GEARLESS SAG MILL ABSTRACT In 2010 Newmont made the decision to purchase a 42 foot ft SemiAutogenous Grinding SAG mill from and a 28 MegaWatt MW Gearless Mill Drive GMD from ABB for the Conga Project in Peru

42 feet autogenous mill SAG is an acronym for SemiAutogenous Grinding SAG mills are autogenous mills but use grinding balls like a ball mill A SAG mill is usually a primary or first stage grinder SAG mills use a ball charge of 8 to 21 The largest SAG mill is 42 128m in diameter powered by a Contact Supplier

Conga The worlds first 42foot diameter 28 MW gearless SAG mill SAG mill 40 ft 42 ft gearless mill drive GMD SAG manufacture reliability The results of these studies showed that a single line 40 ft SAG mill circuit gave the best project economics mill will be the first 42 ft diameter SAG mill in the world Get Quote

Conga The worlds first 42foot diameter 28 MW gearless SAG mill English pdf Technical publication Copper Mountain Overview on the grinding mills and their dual pinion mill drives English pdf Technical publication Insurability of large gearless mill drives English pdf Technical publication

Sep 10 2014 · The Collahuasi motor was for a 40 ft SAG mill The Antamina 38 ft SAG mill was also driven by an ABB motor and the hanger plates had not failed on that machine after several years of operation Similarly the Sossego motor for the 38 ft SAG mill had not failed It too had an ABB motor and it had operated longer than the Collahuasi motor

Apr 01 2013 Home Processing Plant how does a sag mill work how does a sag mill work sag aftra sag aftra how does a sag mill work how a sag mill works Crusher South Africa Comparison of Ore Hardness Measurements for Grinding Mill size F80 of 152 mm to 80 passing 17 mm and a simple adjustment procedure in case the SAG product size