cost of dragline excavator for coal mining

  • Relocating a Dragline from Anglo Coal's Arnot to

    Relocating a Dragline from Anglo Coal's Arnot to Kleinkopje Collieries P D Davidson Divisional Project Engineer, Kleinkopje Colliery, Anglo Coal SYNOPSIS This paper describes the project, as planned to relocate a dragline from Arnot to Kleinkopje Colliery in the Mpumalanga Coalfields near Witbank, South Africa.

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  • 71 Best Dragline images in 2019

    Mar 27, 2019- Explore (330) 314-5584's board Dragline on Pinterest. See more ideas about Heavy equipment, Crane and Dustpan.

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  • Dragline Excavator

    Bucyrus' largest dragline was Big Muskie built for the Ohio Coal Company in 1969. This machine featured a 220-yard bucket on a 450-foot boom and weighed 14,500 tons. Bucyrus was itself acquired by heavy equipment and diesel engine maker, , in 2011. 's largest dragline is the 8750 with a 169-yard bucket, 435-foot boom, and

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  • The fall and rise of draglines

    May 18, 2016The fall and rise of draglines. Draglines and dozers are once again valued components of the mining system: when margins were $40/t a notional saving of 20c/bcm of overburden cost was irrelevant; now that margins are miniscule or negative, that 20c/bcm saving might be the difference between sinking or swimming.

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  • What Is A Drag Line?

    What Is A Drag Line? (Fig 1.) A dragline system is an unusually large land machine that is used in civil engineering, strip mining, and excavation. The larger types of dragline excavators are used in strip mining operations to extract phosphate rock. These are among the largest types of mobile equipment and can weigh upwards of ten thousand tons.

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  • cost of dragline excavator for coal mining

    DRAGLINE PERFORMANCE STUDY IN INDIAN COAL MINES, and cost per tonne of coal exposed by dragline, Dragline used in surface mining is heavy equipment | 8750 Dragline | Offering the highest levels of overburden removal productivity at the lowest total cost per tonne (ton), the 8750, 8750 dragline is, dragline operators and mine .

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  • (PDF) Assessment of Environmental Impact of Digging and

    PDF | This paper presents research on the environmental impact of digging and loading equipment used in surface coal mining. Environmental impact was assessed through the

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  • Draglines 101: How They Do It

    In the world of mining, not all draglines are created equal. The heavy-duty machinery is used as a primary excavating tool in many surface mining operations worldwide. These highly productive and massive pieces of equipment offer the lowest material cost per ton and have an operating life span of 40 years. Pound for pound, draglines are the most productive and versatile machines in the mining

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  • cost of dragline excavator for coal mining

    cost of dragline excavator for coal mining - smoothfab. Ekskavaator: Dragline excavator, the free, The much larger type which is built on site is commonly used in strip-mining operations to remove overburden above coal and more recently for tar-sand mining The largest heavy draglines are among the largest mobile land machines

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  • Draglines

    The active population of draglines with metric ton payload ratings of 20 mt and larger is just under 500 and the database includes a total of more than 700. These are classified by the size classes below from the 20-30 mt class up to the largest draglines with 200 metric ton payload ratings.

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  • Dragline Excavator Sizes

    The large dragline excavator sizes are matched by its cost. A large scale dragline system utilized in open pit mining costs about $100 million. The bucket volume varies from 30 to 60 cubic meters. Some larger buckets have a volume of 168 cubic meters. The boom length will also vary, but they are often between 45 to 100 meters.

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  • Dragline cycle time analysis

    Draglines have been abundantly used in coal mining for decades, either as stripper or as stripper and coal extractor. Draglines are the most expensive equipments possessing certain inherent advantages; hence they must be operated at the 24 h for highest productivity levels. A dragline can be said to have a simple routine of work,

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  • CostMine

    Industry Standard for Mining Cost Estimating Specializing in Cost Models, Equipment Costs, Labor Costs, Supply Costs, Smelting and Mine Development Costs pieces of equipment commonly found in mines and mills around the world from $500 slusher buckets to $50,000,000 walking draglines. Learn More. Mining Cost Cost Indexes for Coal Mining

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  • Dragline excavator

    A large dragline system used in the open pit mining industry costs approximately US$ 50–100 million. A typical bucket has a volume ranging from 40 to 80 cubic yards (30 to 60 cubic metres), though extremely large buckets have ranged up to 168 cubic metres (5,900 cu ft).

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  • Mining links: The Largest Walking Dragline Excavator in

    The Big Muskie was a model 4250-W Bucyrus-Erie dragline (the only one ever built). With a 220-cubic-yard (170 m3) bucket, it was the largest single-bucket digging machine ever created and one of the world's largest mobile earth-moving machines. It cost $25 million in 1969, the equivalent of $161 million today adjusted for inflation.

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  • Dragline excavator: Dragline excavator

    Dragline excavation systems are heavy equipment used in civil engineering and surface mining.In civil engineering the smaller types are used for road and port construction. The larger types are used in strip-mining operations to move overburden above coal, and for tar-sand mining.Draglines are amongst the largest mobile equipment (not water-borne), and weigh in the vicinity of 2000 metric

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  • The fall and rise of draglines

    May 18, 2016The fall and rise of draglines. Draglines and dozers are once again valued components of the mining system: when margins were $40/t a notional saving of 20c/bcm of overburden cost was irrelevant; now that margins are miniscule or negative, that 20c/bcm saving might be the difference between sinking or swimming.

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  • Mine Surveyor

    Draglines are essentially a large stripping shovel/excavator. They are also referred to as large crane-like machines. Draglines have the ability to walk slowly (generally using 'shoes' which lift the machine while moving it's tub) and are generally used in strip-mining operations to move large volumes of overburden from a pit to a spoil pile directly adjacent or behind the machine.

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  • Presentation on Dragline NEW

    Uses of Draglines A dragline. excavator is a piece of heavy equipment used in civil engineering and surface mining. Coal mining Smaller draglines were also commonly used before hydraulic excavators came into common use, the smaller draglines are now rarely used other than on

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  • Ursa Major Dragline Excavator in action at black Thunder

    Jul 30, 2016a Bucyrus Erie 2570WS dragline is the biggest dragline excavator as of now being used in North America. The Black Thunder warm coal mine, situated in the Southern Powder River Basin of Wyoming, opened in 1977 and for a long time was the biggest single coal operation on the planet.

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  • 73 Best Mining: Draglines images in 2019

    May 27, 2019- Explore Jeff Labre's board Mining: Draglines on Pinterest. See more ideas about Heavy equipment, Dustpan and Shovel.

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  • Dragline ppt

    Mar 28, 2017DRAGLINE EXCAVATOR 4 5. WORKING OF DRAGLINE The bucket is lowered in fully dumped position, released both hoist drag cable, till it rest on ground with the teeth digging into earth. The hoist cable is slackened slightly and then the drag pull is applied . This action fills in earth and bucket takes horizontal position.

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  • Big Muskie

    Big Muskie was a coal mining Bucyrus-Erie dragline excavator owned by the Central Ohio Coal Company (formerly a division of American Electric Power), weighing 13,500 short tons (12,200 t) and standing nearly 22 stories tall.It operated in the U.S. state of Ohio from 1969 to 1991.

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  • Dragline excavator

    A dragline excavator is a piece of heavy equipment used in civil engineering and surface mining. In civil engineering the smaller types are used for road, port construction, and as pile driving rigs. The larger types are used in strip-mining operations to move overburden above coal, and for tar-sand mining.

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  • Dragline excavator

    Nov 30, 2016Draglines in mining:-A large dragline system used in the open pit mining industry costs approximately US$50–100 million. A typical bucket has a volume ranging from 40 to 80 cubic yards (30 to 60 cubic metres), though extremely large buckets have ranged up to 168 cubic metres (5,900 cu ft).[9]

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  • ESTIMATION OF CAPITAL COSTS FOR ESTABLISHING COAL

    ESTIMATION OF CAPITAL COSTS FOR ESTABLISHING COAL MINES IN SOUTH AFRICA Moshe Mohutsiwa A research report submitted to the Faculty of Engineering and the Built Environment, University of the Witwatersrand, in partial fulfilment of the requirements for the degree of Master of Science in Engineering Johannesburg, 2015

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  • Offering the highest levels of overburden removal productivity at the lowest total cost per tonne (ton), the 8750 is the flagship model of the dragline product line. The first dragline of any kind to be successfully equipped with AC IGBT drive systems, we developed this superior technology for the sole purpose of making your workday more productive, predictable, and most importantly, safe.

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  • Bucyrus Erie 1150b Walking Dragline Excavator

    In addition to being preserved as an iconic piece of historic mining equipment, the Dragline is the National "Landmark" or Memorial, to the Sunshine Miners, as Opencast Miners became known. Opencast Mining was especially important after the Second World War, as coal was required in large quantities to help rebuild Britain, and also, Britain

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  • Oddball Dragline, St.Aidans Open Cast Mine, Swillington, Leeds

    Sep 25, 2008This is an old Dragline called "Oddball" located at the old St Aidans open cast mine in Swillington on the outskirts of Leeds. Firstly about the mine. The area were the old open cast mine is today had been extensively deep mined since the 1800's before an opencast mine

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  • what is a drag line in mining

    Dragline Chain | Category - 2MT Mining Products. 2MT is proud to supply the world's leading dragline chain by Columbia Steel. 2MT Mining Products is the exclusive distributor of Columbia Steel dragline chain to the Australian coal mining market; the brand that has set the benchmark in the Australian coal mining industry for over 30 years.

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