roadheader types

Roadheader - Wikipedia

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Dosco MK2A type Roadheader YOUR PARTNER FOR ALL ROUND QUALITY AND RELIABILITY 4 3. Machine Description Dosco type MK2A Roadheader A total of 963 type MK2A Roadheaders have been built. Weighing in at under 24 tons this lightweight machine packs in a heavyweight performance.

The Dosco type MK2A Roadheader Dosco MK2A type …

Between the two types of roadheader cutterheads, the ripping (transverse) and the milling (in line or axial) heads, the ripping type is more suitable for hard rock cutting. This is due to more efficient cutting during sumping, due to resultant forces acting along the boom (and not perpendicular), better use


The roadheader does require a greater investment than an excavator with a roadheader attachment. The excavator’s performance, however, is limited because it is dependent on the hydraulic power capabilities of the excavator. Attachments are extremely flexible in large tunnels for scaling, cutting manholes, corners and excessive grouting.

Roadheaders in Tunneling - Tunnel Business Magazine

Antraquip roadheaders are typically used for tunneling (road, railroad, water, sewer) or in the mining industry. For the excavation of shafts, Antraquip suggests its roadheader based shaft sinking equipment provided the UCS of the material to be excavated does not exceed 8,000 psi.

Roadheaders for Tunneling, Excavation, and more ...

In contrast to the Shaft Boring Machine (SBM) with an installed hard rock cutting wheel, the SBR has been equipped with a roadheader boom and a rotating cutting drum. This allows the cutting of variable shaft diameters from 8 to 12 meters.

Shaft Boring Roadheader (SBR) - Herrenknecht AG

rock types – must be tested in the same orientation regarding anisotropic structure (i.e. foliation, bedding planes). Based on empirical data, classification terms and values for k1 factor are ...

Rock Mechanical Aspects of Roadheader Excavation

There are several types of mechanical excavators, such as a roadheader, tunnel boring machine and impact hammer. This is because these tools can bring productivity to the project quickly ...

Criteria for selecting a boom-type roadheader - ResearchGate

FR 160 roadheader is a highly advanced machine combining advanced technical solutions, high technology and the highest class materials. The roadheader is equipped with cutting-edge data transmission systems ...

Roadheader - All industrial manufacturers - Videos

The Roadheader from GMS German Mining Solution GmbH are divided into two machine types up to 40 tons: 300-Series and 400-Series. Both machine types are generally equipped with transverse cutting heads for optimal conversion of the electrical power into cutting performance.

Roadheader - German Mining Solution

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Tunnelling with roadheaders NorthConnex is a nine kilometre tunnel that will link the M1 Pacific ... roadheader is needed to make the right cut while maintaining efficient spoil management. Fact sheet. Factsheet: Tunnelling with roadheaders I May 2016.

Tunnelling with roadheaders - NorthConnex

ALPINE AM75 ROADHEADER TECHNICAL DESCRIPTION The Alpine AM75 Roadheader is a boom-type part-face cutting machine, suitable for cutting rock of an unconfined compressive strength of up approx 100 MPahe high pickup...


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