### OVERVIEW ON THE GRINDING MILLS AND THEIR DUAL PINION ...

Mill drive motor size. 17,000 HP. Mill drive motor type. Synchronous 200 RPM. Inside diameter. 10,363 mm. Length. 6,096 mm. Effective grinding length (EGL).

Get PriceMill drive motor size. 17,000 HP. Mill drive motor type. Synchronous 200 RPM. Inside diameter. 10,363 mm. Length. 6,096 mm. Effective grinding length (EGL).

Get PriceThis means that you have the same, competent ... CEMTEC ball mills are available with trunnion, slide shoe and roller bearings and with gear rim/pinion, ... 3,546. 4,067. 4,644. 5,278. 5,964. 6,713. 7,518. PINION POWER. [kW]. EGL. [m] min.

Get Pricespeed during operation, which means that it satisfies both ... Figure 1 – Top view of SAG mills with alternative drive options; left side: dual pinion drive including motor, gearbox, ..... ball mills have an ID of 26 ft, an EGL of 40.5 ft and a rated.

Get PriceThis is the third review of SAG milling practice in Australia, previous surveys were .... there is nothing to prevent a 1:1 aspect ratio mill of, say 10 m dia. x 10 m EGL ..... technique is set to become more accepted as a means of increasing plant...

Get Price18 Oct 2010 ... Reserves, SEC Definitions. Proven. 189,675K ... SAG Mill. 36-ft dia x 17-ft (EGL). 13-MW motor. Ball Mills. 22-ft dia x 36.5-ft (EGL). Two 4.8-MW...

Get PriceIn regard to the selection of single stage SAG mills, Macintosh (2001) comments: ... 4) Model the circuit to define parameters of operation and equipment selection for ..... The Kambalda Nickel Concentrator, 7.93 m dia x 4.93 m EGL AG Mill, 3.5.

Get Price11 Nov 2015 ... There are three power-based methodologies for sizing SAG mills that are widely used: ..... A gear and pinion have mechanical losses, meaning the actual ... “Effective Grinding Length,” or EGL, is the length of the mill cylinder...

Get PriceOptimization and Control of a Primary SAG Mill Using Real-time Grind ... region as determined by the grind curves of the mill and defined by the ... Each Module at Waterval Concentrator (WvalC) employs a φ7.3 m x 8.2 m EGL SAG mills with 2...

Get Price2010 provided examples from three unnamed projects, then in development, that ... 50 x 60. SAG mill. Number. #. 1. 1. 1. Diameter m. 12.0. 11.6. 11.0. EGL m.

Get Price5 Nov 2007 ... SAG is an acronym for Semi-Autogenous Grinding, which means that it utilizes steel balls in addition to large rocks for grinding. The SAG mills...

Get PriceAvailability is defined as the operating hours in a 24‐hour day. 2.2 Ore Stockpiles .... 670 kW SAG mill, 5.03 m diameter with 1.52 m EGL. • Twin 670 kW ball mills...

Get Pricethe correct power required to grind ore in a SAG mill, by developing ore hardness .... Typical tests required to define a hardness variability function, are given below in Figure 1. The ..... Size of SAG mill = 36 ft diameter by 15.0 ft long (EGL).

Get Priceeconomic, social and environmental areas and perceived as a long-term strategic .... New plant. 60 ktpd. New grinding line. SAG mill (38'x19' EGL) 20 MW.

Get Priceconventional crushing and ball milling to fully autogenous milling. The following ... Four circuit configurations were compared by means of simulation, namely;. 1. ..... Pebble crusher. HP500. Secondary mill. 6.86Øx9.45. EGL. 6.24Øx9.60. EGL.

Get Price40 ft (12.2 m) diameter 20 MW Cadia gearless SAG mill, was commissioned ... of copper, has been defined. The operation ..... 40' X 20' (EGL) SAG Mill. 13% Ball...

Get Price2 Oct 2015 ... The SAG Mill is a machine that grinds items down into other items. It draws without upgrades 20RF/t and takes about 10 seconds to complete...

Get Pricehence the term “power at pinion” is not relevant to them. ... are grate discharge and ball mills are mostly overflow (a few, however, are ... abbreviated to “EGL”.

Get Price1 Apr 2008 ... Definition of Design Value Terms . ..... Report Piñon Ridge Mill Site Montrose County, Colorado Kleinfelder Report, ...... Grinding would be accomplished in a 14 foot diameter by 5 foot effective grinding length (EGL) SAG. Mill.

Get Price10 Feb 2016 ... Example: a 26' ø × 11' EGL SAG mill with a 6" effective thickness polymet liner .... This means that is has a longer life than a pure steel lifter.

Get PriceKey Words: SAG mill start-up, Comminution Tests, Bond Work Indices, Grinding Mill .... Make sure all the mill terminology i.e. F/F and EGL are well defined and...

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