pinion drive sag mill

Top informations

AG mills - Outotec

We 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 ....

Grinding Circuit - an overview | ScienceDirect Topics

SAG mill product feeds two parallel ball mills of 66 m×111 m (internal diameter×length), each with a 97 MW twin pinion drive The ball mills are operated at a ball charge volume of 30–32% and 785% critical speed The SAG mill trommel undersize is combined with the ball mills’ discharge and pumped to two parallel packs (clusters) of ....

pinion drive sag mill in europe

Innovative Gear Drive Solution for Grinding Mills E Both the SAG mill and ball mill are each driven by two gear units Because, on a conventional drive variant, only one engagement per pinion with the girth gear is possible per side, an economic power limit of about 8 MW per drive is in effect With the DMG2 gear units, Siemens said this limit expands to as much as 12 MW per drive...

UNICASTCA Drives, Gears, Pinions, Bearings

Ball Mill / SAG Mill Wear Parts Cast replacement wear parts with improved wear life 250-807-7999 [email protected] UNICASTCA Drives, Gears, Pinions, Bearings Unicast ball mill drive systems, including gears, pinions, and bearings BALL MILL DRIVES, GEARS, PINIONS, AND BABBITTED BEARINGS Accurate and customized to fit With in-field ....

egl definition for sag mill - rgeneralroof

Increasing SAG Mill capacity at the Copper Mountain The 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...

installation of grinding mill girth gear and pinion

installation of grinding mill girth gear and pinion We provide optimized mill drive solutions for all types of ring-geared mills low and high speed single and dual pinion with and without a gearbox — all designed for reliable long life and Get Price; installation twin pinion sag millwereldpraktijk sag mill alignment...

dual motor sag mills - fundacionlauracollaviniorg

Aug 05, 2021· The CCV ring motor drive is used at Cadia and Olympic Dam 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...

GROSS POWER CALCULATOR - SMC Testing

measured at the shaft which drives the pinion gear in a gear-and-pinion drive Apart from in pilot-scale , Pictures of the insides of an AG mill and a SAG mill which have been crash stopped are shown in Figures 5 and 6 respectively Accurate measurements of the ball filling can only be made after the mill is...

Mining - FCMD North America - Parallel Shaft Reducer ,

SAG Mill shells, Ball/Rod for Mill shells, Ball Mill head in halves, SAG Mill heads; Girth gears, Pinions, Trunnions, Bearings, Lubrication Units; Millrex dual-pinion self-aligning (2,3 & 4 stages) and Ermill single-pinion self-aligning compact lateral drives; Ermaster single, multi-stage and inching drive brake system parallel-shaft reducers...

Sag Mill Syncronis Motor high axial vibration non drive ,

Nov 01, 2014· On site we have a Sag Mill Driven by a 5500KW Motor We have a vibration issue right across the Mill The highest vibration is 30mm/sec RMS axial on the motor n , We had a shut down yesterday to check the pinion drive end bearing and the motor journal (white metal bearings) What was noticed is the air gap on the exciter was very uneven...

AC Motor Large Capacity Integral Drive Tube Grinding Mill ,

High quality AC Motor Large Capacity Integral Drive Tube Grinding Mill and cement ball mill factory from China, China's leading Cement Raw Tube Grinding Mill product, with strict quality control 35 Mesh Grinding Ball Mill factories, producing high quality 35 Mesh Grinding Ball Mill products...

Autogenous mills, semi-autogenous mills and ball mills for ,

Rigid pinion drive With this type of drive, the mill shell is driven via one or two pinions which transmit the motor power to the mill shell Ring gear and pinion are usu-ally of the helical type Lubri-cation is effected through a , SAG mill Synchronous motor drive with air clutch...

Mount Milligan Mill Drives - ABB

SAG mill and two 26 ft ball mills, all made by The drive systems that enable the mills to operate at benchmark levels of reliability, efficiency and availability were made by ABB, whose solution comprises a 235 MW gearless mill drive (GMD) for the SAG mill, and two 13 MW low-speed dual-pinion ring-geared mill drive (RMD) systems for the ....

Purchase of New SAG Mill from First Majestic Silver Corp

Mar 15, 2021· Highlights Condor purchases a complete new SAG Mill package for approximately US$65 million US$30 million worth of Consideration Shares is to be issued immediately at a price of 50 pence per Consideration Share to First Majestic as part consideration The balance of approximately US$35 million to be paid in cash over the next 3-4 months...

pinion gear sag mill - taxitamtamnl

Mills: SAG, Ball & Rod , •Used 115' dia x 18' long Kennedy Van Saun ball mill, steel lined, ring and pinion gear with 1250 HP drive and clutch ball mill pinion bearing vibration - minemining motor vibration problems on a tube ball mill Ball mill 9000 HP Motor speed 990 rpm , vibrations on tube ball mill pinion gear bearings ....

AC Motor Large Capacity Integral Drive Tube Grinding Mill ,

High quality AC Motor Large Capacity Integral Drive Tube Grinding Mill and cement ball mill factory from China, China's leading Cement Raw Tube Grinding Mill product, with strict quality control 35 Mesh Grinding Ball Mill factories, producing high quality 35 Mesh Grinding Ball Mill products...

Alphatec Egnineering SL - SAG mill complete foundation ,

This white paper focuses on the work carried out by Alphatec Engineering in the rehabilitation of the mounting system (concrete foundation, anchoring, and grout) of a pinion-bearing pedestal of an 8,5 m ø x 3,8 m semi-autogenous grinding mill (SAG mill) driven by a 4000 kW electric motor...

Mill drive selection for semiautogenous grinding mills

mill However, recent SAG mill designs now include a single pinion drive that is used to transmit 56 MPa (7500 hp) to a mill Consequently, it is now possible, with a twin pinion drive, to have power transmission delivering I 18 MPa (15,000 hp) to a mill This power level is now approaching that available through the gearless drive system ....

Autogenous and Semi-Autogenous Mills | FL

Single 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...

Grinding Mills - CITIC-Heavy Industries Co Ltd

Jun 15, 2014· Grinding Mills CITIC HIC manufacture a full range of Grinding Mills for the Mining Sector Our largest mills has been delivered to SINO Site to date are Ø122m x 11m 28MW Gearless Drive AG Mills and Ø79m x 136m 2x8 MW Twin Pinion Drive Ball Mills These mills are scheduled of start up on 2012 Our market share in China exceeds 80% with the ....

pinion gear sag mill - taxitamtamnl

Mills: SAG, Ball & Rod , •Used 115' dia x 18' long Kennedy Van Saun ball mill, steel lined, ring and pinion gear with 1250 HP drive and clutch ball mill pinion bearing vibration - minemining motor vibration problems on a tube ball mill Ball mill 9000 HP Motor speed 990 rpm , vibrations on tube ball mill pinion gear bearings ....

Ball mill high vibs | AMP Maintenance Forums

Hi Observing high vibs on pressing and lifting pinion DE and NDE bearing on a ball mill Motor and main GB drive are OK Clear predominant gear mesh frequency is appearing in the spectrum along with harmonics and side bands But 1st GMF is predominant side bands with pinion speed is seen no GG speed side band was observed Some of the vib data, spectrums and photos shown in the attachment...

SAG Mill Components - Mineral Processing & Metallurgy

Apr 18, 2018· If the mill requires approximately 6000 horsepower or less, it is possible to drive it with a single pinion To date, however, economics has dictated that most mills over 3500 horsepower be driven with two pinions, using wound rotor motors driving thru speed reducers...

Mill drives: the desire for increased power and the ,

Matching Mill Drive Description to Mill Requirements Once the power level for the primary (SAG) mill has been set, ie, design tonnes per hour (tph) x design E total kWh/t from the “geo-comminution” sample profile, serious thought can be applied to sizing the required grinding equipment Space here does not permit a detailed discus-...

sag mill pinion drive - uslugibudowlanebrzozowkapl

sag mill pinion drive Mill drive selection for semiautogenous grinding millsSAG mill designs now include a single pinion drive that is used to transmit 56 MPa (7500 hp) to a mill Consequently, it is now possible, with a twin pinion drive, to have power transmission delivering I 18 MPa (15,000 hp) to a mill,...

New QdX4 mill drive system - Mining Magazine

Nov 02, 2015· The QdX4 mill drive system is an alternative option to the GMD Until now, the gear-driven solution for large SAG and ball mills was limited to 18MW Frank Tozlu, product manager of large grinding mills at the Minerals grinding headquarters in York, Pennsylvania, US, said: “Traditionally, the mining industry has been somewhat ....

how to set backlash ball mills - Hitlers Hollywood

SAG mill ball mill ring gear dual pinion drive systems variable speed the inching mode in the ABB drives are currently set to turn the SAG mill at about 10 of backlash phenomenon occurs between the pinions and ring gear Get a Quote Send Message...

dual motor sag mills - fundacionlauracollaviniorg

Aug 05, 2021· The CCV ring motor drive is used at Cadia and Olympic Dam 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...

What's the Difference Between SAG Mill and Ball Mill ,

Nov 26, 2019· 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 size of the materials to be discharged can reach 01 mm The calculation shows that the crushing ratio can reach 3000 ~ 4000, while the ball mill’s ....

Ball mill torque dual pinion failure - Manufacturer Of ,

Dual pinion sag mill huisarts vansichemnl Ball 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...