how to set large ballmill gear and pinion clearances

TM GAR & PII – Industrial Kiln & Dryer Group (IKD) specializing in Herringbone gears are mainly used in Ball Mill appliions and are rare. In gear and pinion tooth geometry, backlash cannot be used to set the root clearance. »More detailed

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Grinding Mills, Girth Gears, Pinions Mill Shells, Mill

Harcliff Mining Services manufacture and refurbish Ball Mills, SAG Mills, AG Mills, Rod Mills and Mill components

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ENGINEERING STANDARD SPECIFICATION Ontario Vale

ENGINEERING STANDARD SPECIFICATION Ontario TITLE SPECIALTY ENGINEERING MATERIALS ENGINEERING NDE INFRARED THERMOGRAPHY VALE # SPEC83010 PAGE 8/8 REV. 2 Appendix D: Mechanical Guidelines Clarabelle Mill SAG, Rod & Ball Mill Pinion Gear Thermal Acceptance Criteria General Industry Acceptance Guidelines for this size and gearset is as follows:*

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dual pinion sag mills gtecoaching

dual pinion sag mill vs single pinion sag mill. sag mill dual pinion geared drive ranmacafrica . aspect AG and SAG mills to suit any appliion across the full size and . drive solution tailored for optimum performance in any .. kW can be driven by a single pinion, dual pinions are mostly used for mill . an intermediate gearbox.

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Grinding Mills, Girth Gears, Pinions Mill Shells, Mill

Harcliff Mining Services manufacture and refurbish Ball Mills, SAG Mills, AG Mills, Rod Mills and Mill components

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Ring gear drives huge grinding mill Machine Design

By this summer, a grinding mill that is bigger around than a Boeing 747 will turn chunks of copper ore into gravelsized bits for smelting and refining. The largest ring gear will make it happen

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Ringgeared mill drives Grinding ABB

Mill 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. Overduty cycle – Avoids unexpected downtime if the mill

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SAG Milling in Australia Revised Submission

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. Problems have been experienced with the twin pinion drive at Fimiston and with the

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Premium TrunnionSupported Mill Parts

Our offering of trunnionsupported ball mill replacement components is backed by our global logistics and technical expertise, and is bolstered by a rocksolid network of distributors around the world. Excel''s Premium Components are available wherever you are, whenever you need them.

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Gears and Pinions

• AG and SAG mills • Ball and FGD mills • Pebble and rod mills • Multicompartment mills • Rotary kilns and dryers • Mixers and other equipment A complete range of gear and pinion sets, inspections, design, installation and alignment services to drive your mill''s performance. Introducing our new name is proud to announce the

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Choosing a SAG Mill to Achieve Design Performance

Choosing a SAG Mill To Achieve Design Performance John Starkey1, Principal Consulting Engineer Sami Hindstrom2, Manager, Grinding Travis Orser2, Project Manager, Grinding 1 Starkey & Associates Grinding Design and Process Engineering 336 – 268 Lakeshore Rd. E. Oakville, Ontario L6J 7S4

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Used Spareparts For Sale amking

Lot of Spare Mill Parts, new and used from MPSI (Hardinge) 22'' x 7'' SAG Mill including Falk Gearbox, Trunnion Bearing Bronze Bushing, Herringbone Bull Gear & Pinion Gear. PARTS from ALLIS MINERALS (Svedala) 30'' x 7'' EGL Sag Mill, including bull gear, pinion gear, lube units and more. Manufacturer: ALLIS MINERALS SYSTEMSSVEDALA.

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Grinding Mills CITICHeavy Industries Co. Ltd

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 呬.2m x 11m 28MW Gearless Drive AG Mills and ࡷ.9m x 13.6m 2x8 MW Twin Pinion Drive Ball Mills.

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SAG MILL GRINDING DESIGN VERSUS GEOMETALLURGY –

It is ~ 7% higher because the SAG mill grinds the softest components quickly and leaves the harder material to be ground in the ball mill. Figure 3 presents the graph of SAG pinion energy vs. BWi. The database supports a general trend between SAG and ball mill hardness for the majority of the test work data but the correlation is too low

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girth gear manufacturer manual sag mill alterfritzin

Crusher and Mill Manufacturer. girth gear assembly for ball mill DUAL PINION SAG MILL VS SINGLE PINION SAG MILL Solution for Get Price. how to set large ballmill gear and pinion clearances how to set large ballmill gear and pinion clearances. Grinding ball mill girth gear root clearance.

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THE COMMINUTION CIRCUIT DESIGN FOR THE CONSTANCIA

mill work index 11.4 kWh/t and an average RQD of 44%. RQD values of 25% resulted in a SAG mill feed size (F80) between 55 and 60 mm and throughputs of 6200 t/h. RQD values of 55% resulted in SAG mill feed size (F80) of over 70 mm and a SAG mill throughput of 5200 t/h. The Batu Hijau SAG mill specific energy was a function of point load test and

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Perrott Engineering Hydraulics

The lubriion system was fully designed, manufactured and tested by Perrott Engineering. In this case the lubriion system was designed to meet the needs of the customer''s existing mill, with particular emphasis placed on ease of maintenance and servicing, together with component upgrades to ensure ready supply of spares when required.

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Detection of Pillow Block Bearings Defect Using Infrared

4. Thermography of SAGmillBearing The infrared thermography inspection of SAGmill bearings was conductedseveral times and the results are written in. The date of each data acquisition is indied at table 2.This infrared thermography inspection was conducted by using HOTFIND LX camera. Figure 4 shows thermography image of bearing7.

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Leonard Kasa Reliability Engineer Ok Tedi Mining

View Leonard Kasa''s profile on LinkedIn, the world''s largest professional community. * Certified Infrared Thermographer Level 1 Removal of old SAG Mill 2 Pinion & Girth Gears plus the

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ENGINEERING STANDARD SPECIFICATION Ontario Vale

ENGINEERING STANDARD SPECIFICATION Ontario TITLE SPECIALTY ENGINEERING MATERIALS ENGINEERING NDE INFRARED THERMOGRAPHY VALE # SPEC83010 PAGE 8/8 REV. 2 Appendix D: Mechanical Guidelines Clarabelle Mill SAG, Rod & Ball Mill Pinion Gear Thermal Acceptance Criteria General Industry Acceptance Guidelines for this size and gearset is as follows:*

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GROSS POWER CALCULATOR SMC Testing

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 ground out. In this case the mill is operated with the feed turned off until all of the ore has exited the mill.

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Pinion Temperature Monitoring GlobalPAM

Online pinion temperature monitoring of the pinion with infrared temperature sensors is the most consistent and effective means of detecting misalignment of gear driven mill systems, allowing the user to quickly detect and correct any misalignment that may develop.. A common failure cause of gear driven mill systems is misalignment, which in its most severe form can cause rapid tooth fatigue

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THE EYES HAVE IT: IMPROVING MILL AVAILABILITY THROUGH

THE EYES HAVE IT: IMPROVING MILL AVAILABILITY THROUGH VISUAL TECHNOLOGY running SAG/AG mill, using a MillWatch Camera Unit and the Kaltech iBolt, the intelligent mill liner bolt. has turned to, and is limited by, the use of microphones, infrared monitors, computer modeling, and other valid but externally based sensory or simulated

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Taking Control of the Mill Feed R2 orway .au

SAG Mill Pinion Power kW 3348 3316 Ball Mill Pinion Power kW 2621 2574 Recycle crusher feed rate tph 77 91 SAG F80 mm 96 80 Ball Mill P80 um 140 124 The measured particle size distributions for the two feeds are shown in Figure 3. It can be seen that the amount of fines varied significantly between surveys. The 80% passing values were 96 and

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GIRTH GEAR artecmachine

Elastic mill sag by weight of mill balls and materia! to grind A: After temporary alignment of the teeth of pinion and girth gear with the mill empty, Fig. 8a, realignment should be undertaken with the mill filled with mill balls, i. e. with reference to the elastic sag in cold con dition, Fig. 8b.

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LOCKED CHARGE STARTS AND YOUR GRINDING MILL Jeff

LOCKED CHARGE STARTS AND YOUR GRINDING MILL Authors: Jeff Belke & Mitch Bertrand charge events because of the high amount of rocks and balls compared to fine ore. The pulp dischargers of a SAG mill continually pump the finer material out of the mill, lowering ring gear and the pinion. Some components will fail immediately and are easily

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GROSS POWER CALCULATOR SMC Testing

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 ground out. In this case the mill is operated with the feed turned off until all of the ore has exited the mill.

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sag mill pinions ekhayawhiteriver

PARTS from MORGARDSHAMMAR 17'' x 16'' Sag Mill including 1000 kw motors, pinion gear, gearboxes and more. Get Price. Mill Pinion Gears David Brown. We can supply pinions individually or engineer them as part of a fully optimised ball mill, SAG or rotary kiln drive. David Brown mill

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THE COMMINUTION CIRCUIT DESIGN FOR THE CONSTANCIA

mill work index 11.4 kWh/t and an average RQD of 44%. RQD values of 25% resulted in a SAG mill feed size (F80) between 55 and 60 mm and throughputs of 6200 t/h. RQD values of 55% resulted in SAG mill feed size (F80) of over 70 mm and a SAG mill throughput of 5200 t/h. The Batu Hijau SAG mill specific energy was a function of point load test and

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Selecting Inching Drives for Mill and Kiln Appliions

Selecting Inching Drives for Mill and Kiln Appliions Glen Cahala Frank C Uherek, Principal Engineer Gear Engineering Software Development Abstract The inching drive, also known as a barring or auxiliary drive, is an important component of any mill or kiln installation. It is used for maintenance and inspection purposes, as

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sag mill pinions alterfritzinpolle

installation twin pinion sag mill – Crusher Machine For Sale. installation twin pinion sag mill manufacturer in Shanghai, China. installation twin pinion sag mill is manufactured from Shanghai Xuanshi,It is the main mineral

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Premium TrunnionSupported Mill Parts

Our offering of trunnionsupported ball mill replacement components is backed by our global logistics and technical expertise, and is bolstered by a rocksolid network of distributors around the world. Excel''s Premium Components are available wherever you are, whenever you need them.

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Grinding Mill Foundations eand .au

Sep 23, 2014 · Most of our work since 2000 has been in developing grinding mill foundations to avoid vibration and unacceptable deflections. On a recent project for a plant in Peru, the client was told by the mill vendor that there was no need to do a systems (dynamic) analysis on the mill foundations because the mills on that project were gear driven rather than being driven by ring motors (gearless drives).

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installation twin pinion sag mill – Crusher Machine For Sale

installation twin pinion sag mill manufacturer in Shanghai, China. installation twin pinion sag mill is manufactured from Shanghai Xuanshi,It is the main mineral processing solutions.. XSM stone crushing machine projectinstallation twin pinion sag mill

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Design of the 40 foot SAG Mill Installed at the Cadia Gold

The design of the 40foot diameter SAG mill installed at the Cadia Gold Mine, New South Wales Australia, followed after two years of extensive laboratory and pilot plant testwork.

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Outotec Grinding technologies

Outotec® Grinding technologies With over 100 years experience in grinding technology, Outotec is one of the largest mill suppliers in the world. Outotec''s dedied team of grinding specialists provide design engineering, testing and analysis in order to select the mill best suited to

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SAG MILL GRINDING DESIGN VERSUS GEOMETALLURGY –

It is ~ 7% higher because the SAG mill grinds the softest components quickly and leaves the harder material to be ground in the ball mill. Figure 3 presents the graph of SAG pinion energy vs. BWi. The database supports a general trend between SAG and ball mill hardness for the majority of the test work data but the correlation is too low

Business offer

SAG Milling in Australia Revised Submission

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. Problems have been experienced with the twin pinion drive at Fimiston and with the

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sag mill dual pinion geared drive objectiffrancais

Gearless AG/SAG mills Removal of limits of design power gear and pinion drives are practically limited to about 10,000 hp per pinion. at this time, there is no reasonable gear drive alternative for more than two pinions or above 20,000 hp. the best solution is the gearless mill.

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Design of the 40 foot SAG Mill Installed at the Cadia Gold

The design of the 40foot diameter SAG mill installed at the Cadia Gold Mine, New South Wales Australia, followed after two years of extensive laboratory and pilot plant testwork.

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Equipment Specifiion Sheet: SAG Mill

Ball Mill Work Index 11.1 metric @ P 80 88 µm Primary Grind P 80 43 µm Production Rate 181.2 tonnes/hour Rod Mill Work Index 8.6 metric Ball Mill Work Index 12.2 metric Feed to SAG Mill 80% passing 150 mm Product from SAG Mill 80% passing 1000 µm SAG Mill Pinion Power 1155 kW SAG Mill Motor Size 1268 kW (1700 HP) SAG Mill Size (Diameter) 5

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QdX4TM Mill Drive system

2 d4 TM Mill Drivesystem 7 MW 7 MW 14 MW 28 MW 7 MW 4 MW 7 MW 7 MW 7 MW 4 MW 7 MW 7 MW SAG mill 32 ft. single drive The natural progression in gear/pinion mill drives: The QdX4TM Mill Drive provides the next step in the evolution of change in mill drive architecture, while allowing the system to be built with components that are within current manufacturing capabilities.

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Ringgeared mill drives Grinding ABB

Mill 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. Overduty cycle – Avoids unexpected downtime if the mill

Business offer

ENGINEERING STANDARD SPECIFICATION Ontario Vale

ENGINEERING STANDARD SPECIFICATION Ontario TITLE SPECIALTY ENGINEERING MATERIALS ENGINEERING NDE INFRARED THERMOGRAPHY VALE # SPEC83010 PAGE 8/8 REV. 2 Appendix D: Mechanical Guidelines Clarabelle Mill SAG, Rod & Ball Mill Pinion Gear Thermal Acceptance Criteria General Industry Acceptance Guidelines for this size and gearset is as follows:*

Business offer

QdX4TM Mill Drive system

2 d4 TM Mill Drivesystem 7 MW 7 MW 14 MW 28 MW 7 MW 4 MW 7 MW 7 MW 7 MW 4 MW 7 MW 7 MW SAG mill 32 ft. single drive The natural progression in gear/pinion mill drives: The QdX4TM Mill Drive provides the next step in the evolution of change in mill drive architecture, while allowing the system to be built with components that are within current manufacturing capabilities.

Business offer

Selecting Inching Drives for Mill and Kiln Appliions

Selecting Inching Drives for Mill and Kiln Appliions Glen Cahala Frank C Uherek, Principal Engineer Gear Engineering Software Development Abstract The inching drive, also known as a barring or auxiliary drive, is an important component of any mill or kiln installation. It is used for maintenance and inspection purposes, as

Business offer