Girth Gear Sag Mill vận hành

Girth Gear Technical Manual

A girth gear can be assembled to a drum with a flanged connection or with spring elements. Picture 2. The FE-method is utilized for deformation and stress calculation of a whole girth gear …

Mining Mill Girth Gear-China Hengin

Hengin's mining mill girth gear is mainly used in Ball mill, SAG mill, AG mill and Rod mill for iron ore, copper mine, molybdenum mine.Girth gear is made of casting by gear …

Ball Mill Girth Gear And Rod Mill Girth Gear And AG Mill Girth Gear …

Luoyang Zhongtai Industrial Co., Ltd. Contact Person: Windy Cheng. Tel: +86. Send your inquiry directly to us ( 0 / 3000) big Module Girth Gears and spur gear for Ball Mill and rotary kiln. Construction Site Heavy Duty Big Dimension Mill Girth Gear and rotary kiln girth gear factory price.

Girth gear, pinion with shaft

1 Girth Gear Gear type: Spur gear Module: 40 Pressure angel: 20o Number of teeth: 160 Pitch circle diameter (mm): 6400 Tooth width (mm): 450 Normal (rpm): 2.98 Emergency …

Cadia Girth Gear Failures

This is an update of work presented at the SAG 2001 conference on the Cadia gears [1]. Both gears and pinions on twin ball mills failed almost simultaneously. Our 2001 paper showed that the location of the failures is explained by …

Harcliff/HZM Girth Gear Reference List

266t; 36 Mod; 9.8mØ; 750mm Face - SAG Mill Gear 1 set OEM 103t; 3.5mØ - Ball Mill 1 set Cons Murch 280t; 6.3mØ - Ball Mill 1 set Harmony Gold 344t; 34 Mod; 11.7mØ; 980mm Face - SAG Mill 1 set OEM 150t; 4mØ - Kiln Gear 1 set TSR ... 224t Ø4.5m Ball Mill Girth Gears 2 sets AngloGold Ashanti 166t Ø4.2m Scrubber Girth Gears 2 sets OEM

Ball mill and sag mill girth gear, trunnion head

The CHAENG girth gear adopts a professional heat treatment process in the casting. The structure of the gear ring is optimized, the hardness is improved, and the wear resistance …

Girth Gear RCFA's

Gearbox, pinion and girth gear. The girth gear is fitted. The mill shell flange at the discharge end. Process Data. Feed Description : Chrome Ore (80%) + Fine Anthracite (20%) New Feed Rate : 85 tph. Ore Specific Gravity : 2.0 - 2.4 t/m³. Bond Work Index : 22 kWh/t max. Volumetric Loading : 35% of mill volume. Ball Charge : 30% of mill volume ...

Girth gears with durable, heavy-duty performance

Our girth gears have a key role in meeting the highest power demands in vertical rollers mills. The MAX Drive powers vertical roller mills up to 15,000 kW with two spur gear …

Girth Gear Maintenance

THE LIFE LINE OF THE MILL. Regular maintenance of the Girth gear is an area of the mill's drive train that can be neglected by a maintenance department, albeit quite unintentionally. This oversight can result in failure or excessive wear, or both, which causes unplanned, costly mill down time. Due to high capital costs, holding a replacement ...

Print date 10/14 Revision date 10/14 Girth gears

Girth gears for critical applications 02 03 Girth gears are used in a number of the world's critical industries, including mining, cement and minerals. Usually fitted to the outside of horizontal mills, rotary mills and kilns, girth gears provide the system's primary rotational drive and as such need to be robust, efficient and built to ...

Intelligent gearing system—solution to understand and …

The mill drive system consists of the main mill motor, the main reduction gear box, mill pinion and girth gear. The mill is also equipped with a barring drive, which is either connected to the main drive reduction unit or, alternatively mounted at the back of the main motor. Refer to Figure 3 for a schematic of the mill drive system.

Girth Gears

Girth Gears. With a variety of options for cast, fabricated steel or SG iron and multi-segmented gears, David Brown Santasalo is your one stop shop for girth gears for AG, SAG, ball mill and crushing applications. Book an appointment. Find out more about David Brown Santasalo. David Brown Santasalo - A Global Gear Engineering Leader. Watch on.

Gear Test

Eddy Current Array (ECA) Gear Testing. Eddy Current Array (ECA) testing provides coverage of root and load face in one pass and ideally suited for mill and kiln girth gears testing with two probes able to cover most sizes. For smaller gears a flexible probe like a piece of thick vinyl can conform to any gear shape required.

CONGA: THE WORLD'S FIRST 42 FOOT DIAMETER 28 …

This paper presents the technical details of the world's first 42 foot diameter 28 MW gearless SAG mill, installed at the Conga copper-gold project in Peru. It explains the challenges and solutions for designing and operating such a large mill, and how it delivers high efficiency and low maintenance costs.

Girth Gear

High Quality Casting Girth Gear for Ball Mill / Rotary Kiln, 15 Diameter Large Cast Girth Ring Gear Customize Large Module Casting Outer Planet Gear Planetary US$ 200-3000 / Piece 1 Piece (MOQ)

Rod Mill Girth Gear And Ball Mill Girth Gear And Sag Mill …

Maximum Module: 45 By Hob. Applications: Our Girth Gears Are Applied In The Cement And Minerals Industries. Kiln Girth Gears: We Are Leading Supplier The Kiln Girth …

Gears and pinions

Gears and pinions A complete range of gear and pinion sets, inspections, design, installation and alignment services to drive your mill's performance Introducing a new name Outotec is proud to announce the launch of our new rebranded offer: Outotec Gears and Pinions. You can expect the same quality supported by decades of gearing and

Reliable open gears for your heavy-duty purposes | FLSmidt

Horitonzal grinding mills, kilns, dryers and coolers are often operated with open gears – and we have the tools and expertise to produce the highest quality girth gears and pinions to drive your heavy-duty cement and mining processes. Production capacity. Type of gearing. Module. Max. diameter of workpiece (mm) Face width (mm) Bevel gear milling.

Grinding Mill Gear Assembly

We will begin with the mill's bull gear assembly and work towards the motor, The BULL GEAR, sometimes called the RING GEAR is designed to turn the mill transforming the energy of the motor into motion for the mill. By mill we refer to Ball Mills, Rod Mills and SAG Mills. Anything gear and pinion really. The discharge end of the mill; …

PRODUCT STANDARD PULVERISERS Rev No. 01 …

This specification is for manufacturing of quality girth gear & pinion used in Wet Ball Mills. The gear & pinion is used for rotation of mill shell meant for pulverisation of lime stone used in FGD system. 2. SCOPE OF SUPPLY : a. Girth gear in two halves b. Gear halves connecting bolts, nuts & pins c. Matching Pinion As per enclosed drawings. 3.

AG mill and SAG mill girth gear manufacturing

The autogenous grinding mill (AG mill) and semi autogenous grinding mill (SAG mill) are two grinding equipment with crushing and grinding functions, which are mainly used in …

Luoyang Hengin Heavy Technology Co., Ltd.

After machine finishing the girth gear, in addition to routine inspection, we also need to carry out the rolling test of girth gear and pinion on the lathe. Taking the qualified high-precision pinion (Q12 level, gear grinding )as standard, check the meshing accuracy of the girth gear and pinion and modify them on the lathe to meet the design ...

Automated Continuous Pinion Temperature …

A common failure cause of gear driven mill systems is misalignment, which in its most severe form can cause rapid tooth fatigue and fracture. The operating temperature profile of girth gear pinions give an indication of …

GIRTH GEAR

Girth gear drive and central drive are mechanical systems designed to reduce the motor speed to the working speed of the mill. Transmission is via gears. Gear units comprise …

Girth Gear Inspections

Utilizing the E2905 method our girth gear specialist team provides comprehensive girth gear risk assessments and can make asset management recommendations when need, helping our customers make informed condition based decisions. The total time to clean & inspect a large 40' SAG mill gear is under 8 hours. Girth Gear Specialist Team includes …

Ball Mill Girth Gear And Rod Mill Girth Gear And AG Mill …

High quality Ball Mill Girth Gear And Rod Mill Girth Gear And AG Mill Girth Gear And Sag Mill Girth Gear from China, China's leading kiln girth gear product, with strict quality …

Girth Gears at Best Price in India

SMI 25 MM To 5000 MM Rotary Kiln Girth Gear, For Industrial. ₹ 1,800/ Piece Get Latest Price. Pulley Diameter: 25 MM TO 5000 MM. Usage/Application: INDUSTRIAL. Brand: SMI. Hardness Range: 40 TO 50 HRC. I Deal In: New Only. Country of …

Processing girth gear of rotary kiln, what material wear …

The girth gear is one of the more commonly used parts in large mechanical equipment (such as rotary kiln, ball mill). Its function is to transmit and change the direction of force …

Girth and Ring Gears

Girth and Ring Gears. If you need large diameter girth gears in your process machinery, then you need a product you can rely on. With a variety of options for cast, fabricated steel or SG iron and multi-segmented gears, David Brown Santasalo is your one stop shop for girth gears for AG, SAG, ball mill, kiln and dryer applications. Book an ...

Innovative Gear Drive Solution for Grinding Mills | E & MJ

Innovative Gear Drive Solution for Grinding Mills. Cemtec and Siemens jointly developed a standard-equipment, economical solution to handle the power needed to drive a 10.4 x 6.1-m, 15-MW SAG mill and an 8.2 x 14-m 18-MW ball mill at this Russian gold mill site. Cemtec , an Austrian company, develops and executes projects for the mineral ...

IMPROVING ENERGY EFFICIENCY VIA OPTIMIZED CHARGE MOTION …

A research team from the University of Utah is working to make inroads into saving energy in these SAG mills. In 2003, Industries of the Future Program of the Department of Energy tasked the University of Utah team to build a partnership between the University and the mining industry for the specific purpose of reducing energy …

Girth Gears Processing & Manufacturing | AGICO CEMENT

AGICO has complete steel casting equipment and can process large girth gears with a diameter of more than two meters and a weight of 10 to 35 tons according to drawings. Our company is a professional cement machinery parts manufacturer. With professional technical team, experienced workers, and advanced production equipment, we can ...

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 gravel-sized bits for smelting and refining. The largest ring gear ...

Mill Pinion Gears

Mill Pinion Gears. Our high torque, high precision integral and non-integral mill pinions are used in SAG, horizontal ball mill and rotary kiln applications across the globe. ... Walks the walk, talks the torque. Supplied as an individual component or as a fully optimised system comprising a girth gear, mill drive gearbox, pinion and barring ...

Update On JHEP SAG Mill Drive Selection | PDF | Gear

In short, it is a very clear that a SAG mill ring gear designed for 22.5MW in AGMA 321.05 is more than sufficient for 24MW in AGMA 6014/6114. ... Gear Fabrication Current ability to cut gears for large, girth gear driven SAG mills is restricted to: 16 meters in diameter = 52.5 feet 1.2 meters in face width 250 tonnes of machined weight 330 mm ...

Ball Mill Girth Gear and Pinion Alignment

Anonymous Poster #1. # 4. Re: Ball Mill Girth Gear and Pinion Alignment. 08/27/2011 2:07 AM. pinion alighnment is done by coating the pinion with a lead based grease. after rotating the drum, the grease marks will show the contact area. the pinion should contact the girth "ring" near the center of the gears.

Mr. Dirk van Dyk, Pr. Eng, Engineering Manager, David …

The mill drive system consists of the main mill motor, the main reduction gear box, mill pinion and girth gear. The mill is also equipped with a barring drive which is either connected to the main drive reduction unit or alternatively mounted at the back of the main motor. Refer to Figure 2 for a schematic of the mill drive system.