WEBABB, a leading power and automation technology group, has commissioned an upgrade to Vale 's existing Clarabelle dualpinion, semiautogenous (SAG) mill in Ontario, according to company officials. ... This project involved upgrading a 10m diameter SAG mill that turns at rpm and had reached its endoflife with a newer, more robust ...
WhatsApp: +86 18203695377WEBFriday, Feb 07, 2020. ABB, the leading power and automation technology group, has commissioned an upgrade to Vale's existing Clarabelle dual pinion semiautogenous (SAG) mill. The mill is used to reduce the size of the ore at the company's nickel and copper mines in the Sudbury area, Ontario. The project was completed ontime and on .
WhatsApp: +86 18203695377WEBThis puts the appliion in the realm of dual motor, dual pinion installations. Power demand of 16 – 28 MW. This puts the appliion in the realm of a single mill with gearless drive. Power demand of more than 28 MW. ... The SAG mill was also designed with a high maximum ball charge (18%) so that sufficient media was provided when 9 ...
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WhatsApp: +86 18203695377WEB32' x 12' SAG mill, manufactured by HardingeKoppers, driven by dual GE 3400 HP 4000 V, 60 Hz AC wound rotor induction motors, model 108770. Complete with trunnions, trunnion liners, girth gear, pinion assemblies, gear reducers, base plates, lube systems, etc. Includes Allen Bradley PLC controls.
WhatsApp: +86 18203695377WEBThe circuit consists of a 34' x 20' EGL SAG mill, a Raptor 900 pebble crusher and two 24' x 39'6" ball mills. Each mill is equipped with a 2 x 8500 HP dual pinion drive system. The plant was designed to process 1585 mtph of SAG feed. From startup, the mill struggled to meet the required production rates.
WhatsApp: +86 18203695377WEBABB's delivery included one gearless mill drive system (GMD) for a 40ft semiautogenous (SAG) mill and two lowspeed dual pinion ringgeared mill drive systems (RMDs) for two 26ft ball mills; making Mount Milligan's grinding circuit one of the most advanced and powerful in North America. The full scope of supply for the GMD system ...
WhatsApp: +86 18203695377WEBGo gearless to meet your business objetives by exceeding standard availability targets in your grinding operations. ABB's GMD is the most powerful mill drive system in the market to power semiautogenous (SAG), ball and autogenous (AG) mills, This 'workhorse' for grinding operations combines a robust, servicefriendly and fit for purpose ...
WhatsApp: +86 18203695377WEBGrinding (Ball SAG Mills) SAG Mill shells, Ball/Rod for Mill shells, Ball Mill head in halves, SAG Mill heads. Girth gears, Pinions, Trunnions, Bearings, Lubriion Units. Millrex dualpinion selfaligning (2,3 4 stages) and Ermill singlepinion selfaligning compact lateral drives. Ermaster single, multistage and inching drive brake ...
WhatsApp: +86 18203695377WEBOct 22, 2015 · Conventional mining process circuits use both SemiAutogenous Grinding (SAG) and Ball mills. It is very common that the SAG mills are operated with adjustable frequency drives (AFDs) and the Ball mills are operated at fixed speed [1]. Recently, however, adjustability of Ball mill speed has been given more consideration. Also, to .
WhatsApp: +86 18203695377WEBJun 10, 2020 · Zijin Mining Group expects to invest 200 million euros to transform and expand the existing production capacity of Serbia's Bor copper mine and smelter. As part of the modernization project, ABB will provide ringgeared mill drives and intelligent control systems for one SAG mill () and one ball mill (), including electric .
WhatsApp: +86 18203695377WEBCoupling Alignment Fundamentals Coupling Alignment Fundamentals Rexnord,5555 S Moorland Rd,New Berlin,WI 53151 7953 538 214 Telephone: 262 796 4060 Fax: 262 796 4064 February 2014 August 2013 align ball mill pinion gears Ball mill maintenance Prime Machine, mill maintenance our shop and field crews make a unique combination .
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WhatsApp: +86 18203695377WEBApr 19, 2020 · Monitoring pinion temperatures on mill gear pinions is an effective and efficient means of monitoring alignment and operating condition. Pinion temperature measurement when applied properly can adequately predict multiple failure modes, including misalignment, overheating from a loss of lubricant event, overheating from .
WhatsApp: +86 18203695377WEBMill Motor Configuration – Motor arrangement for the Quadrex® is simple and conventional, similar to the largest dual pinion drive mills in operation. Variable speed motors can be used with power up to 16 MW per drive, extending to 32 MW for dual drives. LSS motors with VSD are coupled to the Quadrex® input shaft via a torque limiting coupling.
WhatsApp: +86 18203695377WEBWEG performed unprecedented equipment testing for solution in ball mill drive with dual pinion.
WhatsApp: +86 18203695377WEB1 x MW gearless mill drive system (GMD) to power the 40 ft SAG mill ; 2 x 13 MW lowspeed dual pinion ringgeared mill drive systems (RMD) to power the plant's 26 ft ball mills; Both drive solutions share many common operation and maintenance features such as frozen charge protection, frozen charge remover, controlled rollback, automatic ...
WhatsApp: +86 18203695377WEBDec 17, 2015 · When mill power is between 18 and 20 MW, which is the current manufacturing limit of ring geared mills [2], either a gearless mill drive (GMD) or a ring geared mill with dual pinion motors can be chosen. Selecting between gearless or ring geared design is mostly dependent on size of the mill and power and speed .
WhatsApp: +86 18203695377WEBMill Pinion Gears. Our high torque, high precision integral and nonintegral mill pinions are used in SAG, horizontal ball mill and rotary kiln appliions across the globe. Book an appointment. Find out more about David Brown Santasalo. Walks the walk, talks the torque.
WhatsApp: +86 18203695377WEBThe 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. ... Variable speed drive solutions dedied to single or dual pinion ringgeared mills offer significant advantages over conventional drives due to their ...
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