Poducts

  • Roadheaders Designed For Continuous Excavation |

    The powerful transversal cutter head of this roadheader is able to cut rock up to a compressive strength of 100 MPa (UCS). MR341 Roadheader for mining. Sandvik MR341 roadheader is a part-face cutting machine designed for roadway development, as well as coal, rock, gypsum, potash and salt mining. This electro-hydraulic machine comes with special accessories and a wide array of options – such

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  • Cutting performance evaluation of a roadheader

    A roadheader machine is important mechanical equipment for roadway drivage through mechanical crushing. Through analysis and research to discover the key parameters relating to the cutting performance of the roadheader machine, the performance of the roadheader machine must be optimized and costs reduced, as well as productivity increased. As

  • Cited by: 1
  • Roadheader – A comprehensive review ScienceDirect

    01/01/2020· The roadheader is a machine for excavating rock in mining and civil construction projects. It is a hybrid machine, with better manoeuvrability than that of tunnel boring machines. It can cut rocks even up to 160 MPa, if laminated or fractured, in different tunnel profiles and adapts easily to changing operational conditions. A comprehensive survey of literature pertaining to varied aspects of

  • Cited by: 2
  • Roadheaders Tunneling For Most Rock Formations |

    The roadheader family also includes separate multi-purpose hydraulic cutting heads for mounting on excavators. MT720 Roadheader for tunneling Sandvik MT720 is an electrically powered and crawler-mounted boom-type roadheader which is engineered to cut hard and abrasive rock beyond 120 MPa compressive strength at mechanized tunneling.

  • Industry • The history of roadheaders

    01/06/2019· A cutting machine (a roadheader or a shearer loader) means – not only in the context of mining – a machine composed of multiple units and capable of performing several different functions simultaneously. A roadheader is a machine intended for the excavation of underground headings, i.e. a machine which performs several functions within that process. A heading is an excavation

  • Cutting performance evaluation of a roadheader machine

    A roadheader machine is important mechanical equipment for roadway drivage through mechanical crushing. Through analysis and research to discover the key parameters relating to the cutting performance of the roadheader machine, the performance of the roadheader machine must be optimized and costs reduced, as well as productivity increased. As

  • Roadheaders Mining

    Effective roadheader for coal mining There are no dragons here. No dwarfs or ogres either, but from the dark depths of the Borynia-Zofiówka-Jastrzębie coal mine in Poland, 21,700 tonnes of coking coal are expertly and efficiently extracted every day.

  • Roadheader Antraquip Corporation

    Our roadheaders are advanced, self-propelled and extremely powerful rock cutting machines. We offer roadheaders in the weight class of 13 – 80 tons operating weight and they are designed to excavate roadways, tunnels and chambers continuously without using explosives. These electro-hydraulic powered machines emit no fumes and offer interchangeable cutter heads both transverse and inline. Our

  • Cut and load, KAMY roadheader machine

    06/12/2017· roadheader cutting load at different properties of coal and rock. A road header machine called a boom type road header. Road headers are advanced, self forced and extremely powerful rock cutting

  • 作者: KAMY China
  • Roadheader picks-Application-Gerpon(shandong)

    A roadheader, also called a boom-type roadheader, road header machine, road header or just header machine, is a piece of excavating equipment consisting of a boom-mounted cutting head, a loading device usually involving a conveyor, and a crawler travelling track to move the entire machine forward into the rock face. The cutting head can be a general purpose rotating drum mounted in line or

  • iRoadheader – indurad GmbH

    iRoadheader™ is a remote control solution for roadheaders that allows the complete removal of machine operators from the machine’s immediate working environment during the coal cutting process. Based on robust indurad radar sensors, the roadheader can be safely operated from a distance of several hundred meters. Local workers and

  • Roadheader Endeavor | Sandvik Mining and Rock

    15/05/2017· "Barrick Gold chose mechanical cutting instead of traditional drill-and-blast to develop two new portals to the underground operation at its iconic Cortez mi...

  • 作者: Sandvik Mining and Rock Technology
  • EBH45 Multi-function roadheader with Drum Cutter

    The drum cutter type roadway repairing machine is a multi-functional roadway repairing equipment with functions such as cutting, excavating, loading and crushing. It can meet the use of tunneling of connecting roadways, digging water chutes, closed chutes, etc. in the coal roadway. It can also perform daily maintenance operations such as crushing, cutting and repairing on the roof, floor and

  • Performance prediction of roadheaders using ensemble

    A critical issue in successful roadheader application is the ability to evaluate and predict the machine performance named instantaneous (net) cutting rate. Although there are several prediction

  • CREG | EPB

    Earth preasure machines by CREG AND WIRTH. Boom-type Road header, also known as arbitrary section roadheader, is a kind of high efficiency joint operating machinery integrating various functions such as cutting, walking, loading, spraying and dust removal.

  • Cutting performance evaluation of a roadheader machine

    A roadheader machine is important mechanical equipment for roadway drivage through mechanical crushing. Through analysis and research to discover the key parameters relating to the cutting performance of the roadheader machine, the performance of the roadheader machine must be optimized and costs reduced, as well as productivity increased. As

  • Study on Roadheader Cutting Load at Different Properties

    Roadheader cutting head load has an important influence on the machine's performance, as the object of cutting and coal and rock characteristics have a significant impact on the cutting load. Traditional methods cannot accurately obtain the theoretical dynamic loads of cutting process. This paper uses the method of numerical simulation of cutting process of cutting pick and cutting head and

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  • Cut and load, KAMY roadheader machine

    06/12/2017· roadheader cutting load at different properties of coal and rock. A road header machine called a boom type road header. Road headers are advanced, self forced and extremely powerful rock cutting

  • 作者: KAMY China
  • Industry • The history of roadheaders

    01/06/2019· A cutting machine (a roadheader or a shearer loader) means – not only in the context of mining – a machine composed of multiple units and capable of performing several different functions simultaneously. A roadheader is a machine intended for the excavation of underground headings, i.e. a machine which performs several functions within that process. A heading is an excavation

  • Performance prediction of roadheaders using ensemble

    A critical issue in successful roadheader application is the ability to evaluate and predict the machine performance named instantaneous (net) cutting rate. Although there are several prediction

  • Roadheader

    Roadheader is a small drilling machine used to drill underground tunnels and small diggers. The front of the machine is a multi-blade fork and the drill is drilled by turning it and the resulting soils are transported by the conveyor to the rear of the truck, which is usually located there. In these devices, the drill bit is much smaller than the drilling depth, and the drilling of the section

  • CREG | EPB

    Earth preasure machines by CREG AND WIRTH. Boom-type Road header, also known as arbitrary section roadheader, is a kind of high efficiency joint operating machinery integrating various functions such as cutting, walking, loading, spraying and dust removal.

  • New Roadheaders | Alpine Roadheader Products

    Cutting Tools; Roadheader Refurbishment; Installation; About. Company; Brands We Supply; Testimonials; Downloads; Alpine In The News; Articles; Blog; Contact Us; New Roadheaders. The AM-50 is back! We are pleased to be partnering with Famur to offer their full line of roadheaders in North America. r130_low. r130_high. r50. r-2000. r-150. kr-150z. fr-250dseries. am50_low. am50_high.

  • Cutting head of roadheader

    We are the manufacturer of coal mining machine,roadheader,coal loader,tunnel mucking loader,backfilling machine,concerte pumping machine and so on. travelling head die cutting machine manufacturer, supplier. Learn More. Herrenknecht in figures Herrenknecht AG . Traffic Tunnelling Modern tunnel boring machines to create efficient transport infrastructures. More Utility Tunnelling

  • Shaft Boring Roadheader (SBR) Herrenknecht AG

    Unlike the Shaft Boring Machine () with a hard rock cutting wheel installed, the SBR has been equipped with a roadheader boom and a rotating cutting drum. This allows the creation of variable shaft diameters between 7 and 12 meters. Based on the proven technology of Herrenknecht Vertical Shaft Sinking Machines (VSM), the new development offers a higher level of work safety compared to