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Get PriceWe are essentially providing up to twice the power transmission of a conventional dual pinion drive Gearless mill drive (GMD) technology has further expanded the use of large AG milling allowing Outotec to produce the world's largest SAG mill of 42’ in diameter drawing power at 28 MW Today, Outotec is the world leading supplier .
Get PriceMar 01, 2000· The largest ringmotor- driven mill in the world is a 36-ft diam, 16,000-hp SAG mill that processes up to 2,000 tons of ore per hour Located at Kennecott Utah Copper near Salt Lake, this mill .
Get PriceFigure 3: Dual pinion ball mill with 6500 kW Low Speed Squirrel Cage Induction motors using VFC Figure 4: Two SAG Mills 24MW each and Two Ball Mills 164 MW each with Gearless Mill Drives For larger applications the well-proven Gearless Mill Drive (GMD) technology has shown to be very effective since its
Get PriceBall Mill Failure Modes stundengebet SAG mill ball mill ring gear dual pinion drive systems variable Chat With Sal Chat With Sal ball mill failure modes OptonClinic Ball Mill Ball mills are used primary for single stage fine grinding regrinding and as the second stage in two stage grinding circuits According to the need of Chat.
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Get PriceSingle stage SAG Mills are very beneficial in reducing CAPEX for plants with a staged throughput approach When future tonnage is to be increased, the SAG Mill can feed downstream ball milling to boost capacity Fuller-Traylor SAG/AG Mills range in size from 43m through 122m in diameter with powers as high as 28,000 kW
Get PriceNov 26, 2019· SAG mill vs Ball mill Crushing ratio The biggest characteristic of the sag mill is that the crushing ratio is large The particle size of the materials to be ground is 300 ~ 400mm, sometimes even larger, and the minimum particle ,
Get PriceGRINDING EQUIPMENT; SAG MILLS ; Buy Used Sag Mills 28 Items Available Filter By Manufacturer Sorty By UNUSED FL 36' x 24' Dual Pinion Sag Mill with 2 ABB 9,000 kW (12,069 HP) Motors for Total Power of 18,000 kW (24,138 HP) Inventory ID: 6C-HM03 UNUSED FL 36' x 24' Dual Pinion SAG Mill with 2 ABB 9,000 kW (12,069 HP) ,
Get PriceMW) It has been the industry standard for SAG mills above 13 MW capacity However, pinion systems to 8 MW per pinion and dual motor systems with quadruple pinions extend the range of gear driven mills to a theoretical limit of 32 MW The Ernest Henry SAG mill (11 MW) is currently the largest twin pinion single drive mill installed in Australia
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Get Priceat the kiln or mill shell at inching operating speed Typically this is set at 120% of main drive operating torque • The desired output speed at the shell Usually this is targeted at 01 RPM with a range of +50% / -10% • Single or dual pinions driving the ring gear • Mill or Kiln type inching system • The amount of space available at
Get PriceDifference Between Sag Mill vs Ball Mill mech4study sag mill and benefication Oct 12 2017 SAG mill make use of steel balls included with some large and hard rocks for grinding These mills utilize the balls in making the large fragments of materials broken into pieces The ball charge of a SAG mill is about 9 to 20This process takes place inside the large rotating drum ,
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Get PriceWet mill Versatile applications SAG milling extends itself to many applications due to the range of mill sizes available They can accomplish the same size reduction work as two or three stages of crushing and screening, a rod mill and some or all of the work done by a ball mill
Get PriceSAG is an acronym for semi-autogenous grinding SAG mills are autogenous mills that also 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% [6] [7] The largest SAG mill is 42′ (128m) in diameter, powered by a 28 MW (38,000 HP) motor [8] A SAG mill with a 44 .
Get PriceMW) It has been the industry standard for SAG mills above 13 MW capacity However, pinion systems to 8 MW per pinion and dual motor systems with quadruple pinions extend the range of gear driven mills to a theoretical limit of 32 MW The Ernest Henry SAG mill (11 MW) is currently the largest twin pinion single drive mill installed in Australia
Get PriceMw it has been the industry standard for sag mills above 13 mw capacity however pinion systems to 8 mw per pinion and dual motor systems with quadruple pinions extend the range of gear driven mills to a theoretical limit of 32 mw the ernest henry sag mill 11 mw is currently the largest twin pinion single drive mill installed in australia .
Get PriceThis paper concentrate s on modern motor and drive solutions for s ingle and dual pinion driven Ball an d SAG Mills and the motors and drives used ,
Get PriceApr 18, 2018· SAG Mill Components SAG Mill Components , If the advantages of a synchronous motor are desired on any dual pinion drive application, dual ,
Get PriceBall mills designed for long life and minimum maintenance overflow ball mill sizes range from 5 ft x 8 ft with 75 HP to 30’ x 41’ and as much as 30,000 HP Larger ball mills are available with dual pinion or ring motor driv Our mills incorporate many of the qualities which have made the Marcy name famous since 1913
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Get PriceMill load sharing – Maintains equal torques on dual pinion mills throughout the whole speed range Controlled rollback – Prevents backlash and reduces downtime Mill power ride through – Keeps the mill operating even under voltage dips Over-duty cycle – Avoids unexpected downtime if the mill gets overloaded
Get PriceAll parameters above are good for a 225MW to 24MW dual pinion SAG mill drive Changes to AGMA standard have revitalised the large gear cutting industry and soon a machine shop in Holland will be able to fabricate gears of the following parameters: 20 meters in diameter = 656 feet 15 meters in face width 400 tonnes of machined weight
Get Pricesuch as SAG (semi autogenous grinding) mills and ball mills for use in the mining and cement industri By current stan-dards, girth gears can be as large as 14 meters (46 feet) in diameter, 11 meters (44 inches) face width, and 50 module (5 DP) tooth size, and weighing upwards of 120 tons Flange mounted gears rely, in
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