220 SM 3.8 Surface Miners and Cross Application Miners | Wirtgen
Wirtgen's 220 SM 3.8 is specialized in soft-rock mining and ensures that deposits are exploited more efficiently. 220 SM 3.8 at Indian Coal Mine. Wirtgen's 220 SM 3.8/220 SMi 3.8 surface miner selectively mines raw materials up to a cutting depth of 350 mm and a uniaxial compressive strength of 35 MPa. Maximum Performance in Soft Rock.
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Types of Surface Miner in India
Surface miner for rough terrain. Surface miner for soft rock. Surface Miner in India. surface miner india. Surface miner mechanically driven cutting drum. Surface miners cut-crush and load the material in one single pass. Surface Miners Optimize Coal Minining. The Surface Miner advantages. The surface miner is a mobile milling machine.
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(PDF) Power rating of surface miners in relation to rock …
A significant factor in the successful application of surface miner is the ability to utilize the machine power to its optimum during rock cutting, which will lead to improved productivity and ...
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220 SMi 3.8 Surface Miner: Successful Performance Tests in …
The fact that Wirtgen's surface miner can easily handle the average rock hardness of 20 – 30 MPa was clear even before the tests began. After all, it is designed for rock with a compressive strength of up to 35 MPa. But how would the machine perform under even harder rock conditions?
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Operational parameters of the Wirtgen 2200-SM …
Download Table | Operational parameters of the Wirtgen 2200-SM during the investigation in the Pit-B. from publication: Rock excavation by continuous surface miner in limestone quarry | This ...
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Surface mining | Applications |
Surface Mining: Direct loading. One of the most important features of the WIRTGEN Surface Miners is their ability to load the cut material directly onto trucks. The 2500 SM and 4200 SM are rear loaders, their discharge conveyor being mounted at the rear of the machine. The conveyor can be slewed about 90 degrees to either side and the discharge ...
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Rock excavation using surface miners: An overview …
The surface miner is a proven and versatile machine with cutting capability in soft and medium hard rock with compressive strengths ranging up to 120 MPa [5]. Determination of various rock mechanical properties shall have a bearing in the selection …
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Risk Assessment Of Surface Miner for Estonian Oil-Shale …
The high-selective oil-shale mining technology introduces by surface miner (SM) Wirtgen SM2500 and the first 9 months of testing results at "Narva" open-pit in Estonia. The technology allows ...
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Surface Miners Optimize Coal Mining | PR | Wirtgen
The Indian company Bhubaneswari Coal Mines Ltd. (BCML) has operated the open-cast mine since 2011, and successfully uses Wirtgen surface miners here. The new 220 SM 3.8 surface miner from Wirtgen extracts coal with maximum precision and extremely cost-effectively near the town of Talcher in eastern India.
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Wirtgen SM replacing conventional methods in Xinjiang coal
The first Wirtgen 2200 SM 3.8 surface miner is being used in the Chinese province of Xinjiang. ... "We scrutinised the results of tests with the prototype of the new 3.8 generation in an Indian coal mine and concluded that the 2200 SM 3.8 ideally fulfils our requirements," said Jianyun. ... The enormous gradability and longitudinal slope of ...
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Wirtgen 220 SMi 3.8 Surface Miner
The 220 SMi 3.8 surface miner is capable of selectively mining raw materials at cutting depths of up to 350 mm with a uniaxial compressive strength of up to 35 MPa. Thanks to its 3.8-m-wide cutting drum, designed specifically for soft-rock mining, the surface miner achieves maximum productivity at low operating costs, making the compact 220 SMi ...
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220 SM 3.8 Surface Miner
Wirtgen's 220 SM 3.8 is specialized in soft-rock mining and ensures that deposits are exploited more efficiently. Wirtgen's 220 SM 3.8/220 SMi 3.8 surface miner selectively mines raw materials up to a cutting depth of 350 mm and a uniaxial compressive strength of 35 MPa. With a cutting width of 2.2 m and a cutting depth of up to 300 mm, the ...
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260 SX Surface Miners and Cross Application Miners | Wirtgen
260 SX | 260 SX Surface Miners and Cross Application Miners | Technology and performance for the most challenging infrastructure projects ... Wear-resistant HT6, HT14 & HT15 toolholder systems for optimal pick service life when mining all kinds of rocks ; ... Results of high quality are the main goal of every construction project. This applies ...
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WIRTGEN Surface Mining Manual. Applications …
This general summary can be used to estimate the cuttability of a rock type. Queries concerning the cuttability of rock and the cutting performance to be expected with a Surface Miner should be. addressed to WIRTGEN, together with data and information on the type …
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Specialist machine for soft rock mining Surface Miner …
mining of soft rock Mining soft rock at maximum production rates and econom-ic efficiency – the 2200 SM 3.8 surface miner has been developed to meet exactly these criteria for success. The centrepiece of the compact, yet powerful machine is the 3.8 m wide cutting drum which offers numerous innovative features. It cuts soft rock with un-
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4200 SM Surface Miners and Cross Application Miners | Wirtgen
The surface miner with the highest production rates when it comes to the selective mining of hard or soft rock. The 4.20 m cutting drum unit – tailored precisely to the specified application – with a cutting depth of 830 mm in soft rock guarantees high production rates at minimum tool wear. Trucks with a load capacity of between 120 and 220 ...
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Surface Miners and Cross Application Miners | Wirtgen
Wirtgen's 220 SM 3.8 is specialized in soft-rock mining and ensures that deposits are exploited more efficiently. 220 SM 3.8 at Indian Coal Mine . 2200 SM and 2500 SM for consistently high production rates: Wirtgen supplies surface miners in a variety of performance classes for the selective mining of raw materials, such as coal, limestone ...
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Wirtgen Drives the Development of Surface Mining
The encountered geological conditions at New Acland â€" multiple thin coal and parting layers â€" are predestined for the operation of a Wirtgen Surface Miner. The application of a Wirtgen Surface Miner offers a reduction of heavy mining equipment …
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260 SXi Surface Miners and Cross Application Miners | Wirtgen
The 260 SXi provides solutions for the most challenging infrastructure projects and impresses with maximum availability and highest daily productivity. It is ideal for a wide range of tasks such as routing work in road and railroad construction, the excavation of harbor basins, trenching for buried pipelines, and even for cutting work in tunnels.
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(PDF) The Surface Miner Sustainable Technology …
The paper introduces a high-selective oil-shale mining technology and the first results of surface miner Wirtgen 2500SM tests. The technology allows to decrease oil-shale loses from 10-15% up to 5-7%. Mining process of the surface miner has a lower
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280 SM Surface Miners and Cross Application Miners | Wirtgen
280 SM Surface Miner. Maximum availability. Maximum productivity. 100 per cent mining. High-performance surface miners for reliable, selective extraction of raw materials by direct loading, sidecasting, or cut-to-ground. Raw materials are extracted and crushed in situ in purest quality in a single operation – without drilling and blasting ...
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Surface miner for environmentally sustainable ore extraction
A Zambian coal miner has become the first recipient of the Wirtgen 220 SM 3.8 surface miner. Supplied by Southern Africa, the 220 SM 3.8 surface miner is a completely new unit designed from the ground up, replacing the predecessor model, the 2200 SM. With a 3,8 m drum, the machine has been optimised for the mining …
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Surface mining | Technology | Wirtgen
WIRTGEN is the world's leading manufacturer of machines for extracting minerals by cutting in open-cast mining. WIRTGEN surface miners extract raw materials such as coal, gypsum, iron ore, salt, phosphate, bauxite, limestone, or granite in high purity. They are also increasingly being used as the primary extraction equipment in newly ...
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Politecnico di Torino Porto Institutional Repository
Performance Based on Rock Properties and Specific Energy Original Citation: Origliasso C.; Cardu M.; Kecojevic V. (2014). Surface Miners: Evaluation of the Production Rate and Cutting Performance Based on Rock Properties and Specific Energy. In: ROCK MECHANICS AND ROCK ENGINEERING, vol. 47 n. 2, pp. 757-770. - ISSN 0723-2632 …
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Surface miners drive up savings in coal mining
Wirtgen supplies surface miners in a variety of performance classes for the selective mining of commodities, such as coal, limestone, bauxite, gypsum, salt and phosphate. In addition to mining, these machines can also carry out routing operations for constructing roads and railway tracks, rehabilitating roadways and installing tunnel floors.
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Surface Miners and Cross Application Miners | Wirtgen
The Wirtgen 260 SX (i) cross application miner. 100 per cent mining – environmentally friendly, efficient and safe extraction of primary resources in a single operation. World premiere of the 280 SM (i) surface miner. Wirtgen's 220 SM 3.8 is specialized in soft-rock mining and ensures that deposits are exploited more efficiently.
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Savings in coal mining | PR | Wirtgen
Diverse studies and tests show that surface miners offer considerable advantages in terms of both economic efficiency and the final product. Products WIRTGEN Cold milling machines Recyclers and soil stabilizers ... The is an internationally operating group of companies in the construction equipment industry. Find out more about ...
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Surface Miners Optimize Coal Mining | PR | Wirtgen
Indian company uses highly productive and extremely reliable Wirtgen 220 SM 3.8 surface miner, which specializes in soft rock mining, in a coal mine in the Indian state of Odisha. India has extensive coal reserves and uses them as the country's most important source of energy, covering about half of its primary energy needs with coal.
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(PDF) Risk Assessment of Surface Miner for Estonian Oil Shale Mining …
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4200 SMi Surface Miners and Cross Application Miners | Wirtgen
The surface miner with the highest performance levels when it comes to the selective mining of hard or soft rock. The 13 ft. 9 in. (4.20 m) cutting drum unit – tailored to the job – with a cutting depth of 2.6 in. (650 mm) in hard rock guarantees high production rates with minimum tool wear. Trucks with a load capacity of between 120 and ...
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