With the surface miners 2200 SM/2200 SM 3.8, 2500 SM and the 4200 SM, Wirtgen offers machines in three performance classes that can be configured variably and specifically for each project. The surface miners cut and crush the rock with a special cutting drum and load it onto heavy-duty trucks with their robust conveying systems, all …
Two type 4200 SM Wirtgen surface miners are bringing light to South Texas and Northern Mexico. Read more . A 4200 SM mines hard coal in an open-cast mine in Eagle Pass, Texas. The mined coal is transported by trains across the border to a power station in Coahuila. Titans in Texas .
MINING VALUABLE RAW MATERIALS SELECTIVELY NOT IN FOUR WORK STEPS BUT IN A SINGLE OPERATION. WITH THE WIRTGEN 2200 SM. A HIGH-PERFORMANCE …
Les surface miners de WIRTGEN assurent l'extraction de matières premières de haute pureté telles que le charbon, le gypse, le minerai de fer, le sel, le phosphate, la bauxite, le calcaire ou le granite. Ils sont de plus en plus souvent utilisés comme méthode principale d'extraction dans les exploitations à ciel ouvert nouvelles ou ...
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 …
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 With a cutting width of 2.2 m and a cutting depth of up to 300 mm, the 220 SM/ 220 SMi can extract raw materials up to a uniaxial compressive …
L'année 1980 marque la naissance du Surface Mining moderne – WIRTGEN développe un prototype inspiré des fraiseuses routières, le Surface Miner 3000 SM. Avec la première ma-chine offi ciellement vendue, le Surface Miner 1900 SM, la marque fait une entrée réussie sur le marché en 1983. Au fi l du temps, des machines toujours plus
cast mining operations. WIRTGEN surface miners cut primary resources such as coal, gypsum, iron ore, salt, phosphate, bauxite, limestone or granite, achieving high degrees …
The pick head diameter, pick head length, carbide diameter and additional armouring are selected individually, based on the material properties and rock hardness, in close cooperation between the customer and WIRTGEN experts. Different carbide geometries are also used in surface mining due to different fields of application and materials to be cut.
"The Wirtgen surface miners allow us to separate the iron ore from the overburden. The bulk of the iron ore deposit could not be mined using conventional methods, which is …
Extraction of primary resources and execution of large-scale infrastructure projects without drilling and blasting. Ruggedly-built Surface Miners are used for the extraction of a wide …
With WIRTGEN cold milling machines, it is possible to machine working widths from 1 ft 2 in up to 14 ft 5 in and working depths up to 1 ft 2 in in a single pass. ... Ruggedly-built Surface Miners are used for the extraction of a wide range of primary resources by cutting in open cast mines. Thanks to selective extraction, they achieve high ...
WIRTGEN offers a field-proven and sophisticated range of surface mining products for open-cast mining with cutting widths from 2.20 m to 4.20 m and cutting depths from 20 cm to 83 cm. The handbook explains the advantages of WIRTGEN's surface mining technology and covers every aspect from cutting technology to material transport.
The increased mining volume thus also had a major influence on the selection of the third machine model. After the impressive results of the smallest Wirtgen surface miner 2200 SM with a 2.2-m cutting drum and a cutting depth of up to 300 mm, the technical management of Ivano-Frankivskcement now opted for the even more powerful model, …
Cutting performance of the Wirtgen 2500 SM surface miner Loose rock Coarse-grained rock Fine-grained rock Solid rock A story of success: more than 75 Wirtgen surface miners are in operation in the hardrock mining industry around the globe. Biting its way through extremely hard rock: this 2500 SM is employed in routing operations for the ...
The WIRTGEN Surface Miners cut, crush and load the material in a single step, thus providing enormous potential savings. For example, they lower production costs by some 40 percent per ton of iron ore, and the investment costs are around 50 percent lower than for conventional mining methods.
In addition to the 2500 SM surface miner that the company has used in Ube since 2012, in 2018 the service provider decided to add a second miner – the Wirtgen 2500 SM Vario. The surface miners allow Okumura to create extremely stable and steep mining walls with narrow benches for Ube Industries, thus safely expanding the mining area.
WIRTGEN is global market leader in the manufacture of machines for cutting rock in opencast mining operations. WIRTGEN surface miners cut primary resources such as …
Thin coal seams can be mined selectively with Surface Miners Mining companies throughout the world are exploiting the advantages of WIRTGEN Surface Miner technology with its extremely precise control of the cutting depth to extract high-quality mined material (ROM) in coal mines, limestone mines, bauxite mines, phosphate mines and gypsum …
During the commissioning of the surface miner, NAC and Wirtgen jointly conducted an extensive comparison of the gradation of the specified coal. To this end, Wirtgen supplied a tracked MS 19 triple-deck screening plant from Kleemann to analyze the grain sizes of the 150-5 mm fractions and a laboratory screening plant to analyze the grain sizes ...
Wirtgen Surface Miner 220 SMi 3.8 – haute performance dans l'extraction de craie en France Le 220 SMi 3.8 en France Spécialiste de l'extraction de roches tendres, le surface miner 220 SM 3.8 de Wirtgen permet d'optimiser l'exploitation des gisements.
Ruggedly-built Surface Miners are used for the extraction of a wide range of primary resources by cutting in open cast mines. Thanks to selective extraction, they achieve …
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 With a cutting width of 2.2 m and a cutting depth of up to 300 mm, the 220 SM/ 220 SMi can extract raw materials up to a uniaxial compressive …
The customer and WIRTGEN experts work together to individually select the pick head diameter, pick head length, carbide diameter, and any additional armor are individually according to the material properties and stone hardness. Different carbide geometries may be used in surface mining due to different application areas and materials to be cut.
As the surface miner moves forward, a special cutting drum rotates against the direction of travel, cutting layers of material from the rock formations and crushing it in the process. The primary conveyor picks up the material in the drum housing and transports it towards the rear of the machine, where it is then accepted by the slewable and ...
Surface miner with maximum mining performance for selective mining of hard or soft rock. The 4.2 m cutting drum unit with a cutting depth of up to 650 mm in hard rock, which is precisely adapted to the specific …
CUTTING PERFORMANCE OF THE WIRTGEN 4200 SM SURFACE MINER 1,000 500 Cutting drum diameter: 1,860 mm Cutting depth: 0 to 830 mm Unconfined compressive strength (MPa) 80 Loose rock Fine-grained rock Coarse-grained rock Solid rock A single operation instead of four -with the WIRTGEN 4200 SM surface miner.
Wirtgen 220 SMi 3.8 Surface Miner – High-Performance Chalk Mining in France 220 SMi 3.8 in France Wirtgen's 220 SM 3.8 is specialized in soft-rock mining and ensures that deposits are exploited more efficiently.
A WIRTGEN surface miner is a perfect example of this philosophy: it impresses with its environmentally friendly technology as it cuts, crushes and loads rock in a single operation. A tremendous advantage of selective mining is that the vibrationless mining operation without drilling and blasting is accompanied by low levels of dust and noise ...
a big idea. mining valuable raw materials selectively not in four work steps but in a single operation. with the wirtgen 2200 sm. a high-performance surface miner in heavy-duty design for reliable, continuous operation around the clock. equipped with our expertise in state-of-theart cutting technology.
The two surface miners – the largest models in Wirtgen's product range – went into operation in the last two years and are extracting coal with a low sulphur content, operating 24/7. The 4200 SM is 6.53 m high and has an operating weight of 204,300 kg.
The New Wirtgen 220 SM/220 SMi: Surface Miner for Raw Material Extraction and Routing Operations With the introduction of the 220 SM/220 SMi surface miner, Wirtgen is unveiling a new machine designed especially for use in small and medium-sized mining operations as well as for routing work and infrastructure projects.
In the mid 70s, this idea triggered the development of a new, economically efficient open-cast mining method known as surface mining. What followed was an unparalleled …
