Antraquip Corporation is leading global supplier of roadheaders, hydraulic rock cutting attachments, reliable tunnel support systems and auxiliary products.
Sandvik MR361 roadheader is an electro-hydraulic part-face cutting machine designed for roadway development and for coal, rock, gypsum, potash and salt mining.
Alpine specializes in rock & concrete cutting attachments, roadheaders, and soil mixing. 40 years providing solutions for construction, mining, remediation.
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Antraquip roadheaders are powerful rock-cutting machines designed to excavate roadways and tunneling, including mining and railroad applications.
The need to understand the rock cutting process via roadheaders in an intensive way has become more and more of a necessity due to the various options using mechanized excavation and tunneling methods.
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KAMY is the worldwide leader in manufacturing hydraulic cutters, road headers, tunnel support systems, and other specialized machinery used in the tunneling, mining, and construction industries.
Rock Cutting Teeth, Rock Cutting Teeth Suppliers … Alibaba.com offers 1,357 rock cutting teeth products. About 67% of these are construction machinery parts, 21% are mining machinery parts, and 2% are tool parts.
Sandvik's MT series of roadheaders offers the best cutting performance in a wide range of rock formations. Equipped with geometrically optimized transverse or longitudinal cutter heads, these flexible machines can be used for a wide range of applications.
Cutting-bit as tunnel boring machines for cavern excavation is a kind of wearable part in roadway excavation machinery, roadheaders. It is the main tool for cutting rock and mineral.
What are some of the advantages of roadheaders? With a roadheader ... With the latest technology of Sandvik Construction roadheaders, we can economically cut all rock ...
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.
Jan 29, 2016 · vertical suspended pump - Cutting Head. Our roadheaders offer interchangeable cutter heads, both transverse and axial and are custom engraved for each ...
New Roadheaders; Used Roadheaders; Rock Cutting Tools; Column 5. ... These days we focus on in-house refurbished continuous mining roadheaders as well as new machine ...
ROADHEADERS PERFORMANCE OPTIMIZATION ... limitation of roadheaders in cutting hard and abrasive rock formations, along with being operator sensitive, ...
Our Sandvik roadheaders are equipped with powerful, geometrically optimized cutter heads, which are designed to continuously excavate roadways, tunnels and other underground caverns without using explosives.
The paper describes with practical case studies how some of the important factors influencing the excavation performance of boom tunnelling machines equipped with drag tools may be predicted.
786 Rock cutting with roadheaders TABLE 1 Comparison between Rock Salt and Coal Cutting Characteristics Unconfined compressive strength (MPa)
AbstractThis study demonstrates the roadheader performance prediction ability of previously developed vertical rock cutting rig (VRCR). Conical pick cutting tests were conducted on selected rock samples in both relieved and unrelieved cutting modes to determine the relationships between dependent and independent parameters in rock cutting and ...