KAMY Roadheaders
KAMY offers unmatched quality, value, and innovation in our rock and concrete cutting products. Our expertise in engineering and our quality, US manufactured tunneling, mining and construction equipment is unparalleled to others in the industry.
KAMY is the leading manufacturer of roadheaders in the weight class of 13-100 tons weight. Our roadheaders offer interchangeable cutter heads, both transverse and axial and are custom engraved for each project. Our hydraulic cutters are suitable for material with uniaxial compressive strength ranging from 500 to 25,000 pounds per square inch. All of our products can be utilized in a variety of applications from rock excavation, trenching, demolition and concrete, to underwater cutting, tunneling, and scaling.
Quality Inspection
Technology led the establishment of the quality assurance after-sales service, improve the management system.
Production License
Production license of the product ensure that the license number, approval date and expiration date.
Product Packaging
Product packaging in line with national regulations, due to packaging damage caused by the products borne.
After-sales Service
Any difficulties encountered by customers, we will do our best in the first time to provide perfect service.

Main Beam | The Robbins Company
Tunnel Boring Machines In hard rock nothing bores tunnel faster than a Main Beam TBM. If you want to bore a tunnel through hard rock in the shortest time possible, …

Tunnel Boring Machines - Main Beam Tunnel Boring Machines ...
Tunnel Boring Machines Our product range includes a wide range of Main Beam Tunnel Boring Machines, Double Shield Tunnel Boring Machines, Single Shield TBM, Earth Pressure Balance Machine and Backup Systems.

Tunnel boring machine - Wikipedia
Tunnel Boring Machine (TBM) A tunnel boring machine ... Tunnel boring machines are used as an alternative to drilling and blasting (D&B) methods in rock and conventional ‘hand mining’ in soil. ... and boring begins again. The open-type, or Main Beam, TBM does not install concrete segments behind it as other machines do. Instead, the rock is ...

Robbins Main Beam TBM Boring Cycle - YouTube
A Robbins Main Beam Tunnel Boring Machine is complex in its design, yet relatively simple in concept. The front of the Main Beam Tunnel Boring Machine is a …

Tunnel Boring Machine (TBM) - railsystem
TBM: Tunnel Boring Machine. MAIN REFERENCES 1. Japanese standard for shield tunneling, third edition, 1996. ... NEW AUSTRIAN TUNNELING METHOD (NATM) The New Austrian Tunneling Method (NATM), an alternative and cheaper way for tunneling. NATM support tubes installation (double layer) NATM support tubes installation (single layer) NATM support ...

Main Beam Tunnel Boring Machine in New Delhi, Delhi ...
Tunnel Boring Machines For projects with difficult ground that still demand the speed of a Main Beam TBM Fractured rock can be an insurmountable obstacle if you buy the wrong machine. Your crew safety and efficiency is at risk, and so is your schedule. With a Robbins Double Shield Tunnel Boring Machine (TBM), your project can […]

Tunneling and TBM Method - p3planningengineer.com
In hard rock nothing bores tunnel faster than a Main Beam TBM. If you want to bore a tunnel through hard rock in the shortest time possible, then the Robbins Main Beam TBM is the right solution. Get the best machine for the job and the most experienced team working with you.

Double Shield | The Robbins Company
5/30/2017 · Full-length animation of how Robbins Main Beam TBMs work, and why they are the choice of contractors worldwide. ... Shaft Boring Machine for Shaft Enlargement (SBE) ...