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.
Technology led the establishment of the quality assurance after-sales service, improve the management system.
Production license of the product ensure that the license number, approval date and expiration date.
Product packaging in line with national regulations, due to packaging damage caused by the products borne.
Any difficulties encountered by customers, we will do our best in the first time to provide perfect service.
Longest Tunnels in the World [United States Edition] - TOP 10
The longest tunnel in the world is the Delaware Aqueduct (85.1 miles) which is the main water supply tunnel of New York City. In this article we have collected …Learn More
Top 5 Longest Tunnels In The World - WOW TRAVEL
Gotthard Base Tunnel, Switzerland – 57.1 km (35.5 miles) – Switzerland’s Gotthard Base Tunnel is the longest tunnel in the world. It’s main purpose is to increase total transport capacity across the Alps, especially for freight, and to shift freight volumLearn More
The Longest Tunnel In The World - Video Results
More The Longest Tunnel In The World videosLearn More
Longest Tunnel: True Story Of World War II's Great Escape
Longest Tunnel: True Story Of World War II's Great Escape (Bluejacket Books) [Alan Burgess] on Amazon.com. *FREE* shipping on qualifying offers. Burgess, a journalist and novelist and an RAF flyer during WWII, presents the true story behind the classic WWLearn More
List of longest tunnels
This list of longest tunnels in the world ranks tunnels that are at least 13 km (43,000 ft) long. Only continuous tunnels are included; pipelines (also buried) are excluded.Learn More
The Longest Tunnels in the United States - WorldAtlas.com
Quabbin Aqueduct is one of the longest tunnels in the world at 25 miles long. Constructed between 1897 and 1905, the tunnel carries water from Quabbin Reservoir to Wachusett Reservoir. The tunnel has a capacity of about 412 billion US gallons and is partLearn More
Video: Watch Otto the bulldog set the record for longest
In Lima, Peru, Otto the Bulldog glided into the record books with a triumphant attempt at the Longest human tunnel travelled through by a skateboarding dog, all in honour of Guinness World Records Day 2015.Learn More
Predicting roadheader performance by using artificial
It is concluded that roadheader performance could be accurately predicted as a function of unconfined compressive strength, Brazilian tensile strength, rock quality designation, and alpha angle R 2 = 0.987. Sensitivity analysis reveals that the most effecLearn More
A model to predict the performance of roadheaders based on
A model to predict the performance of roadheaders based on the Rock Mass Brittleness Index ... Performance prediction is an important factor for successful roadheader application and generally deals with machine selection, production rate and bit consumptLearn More
China Plans World's Longest Tunnel to Turn Desert Into
Chinese scientists have developed a plan to bring water to a desert in its northwest via a 1,000-kilometer (621-mile) tunnel, the longest in the world.Learn More
Infographic: The Longest Tunnels in the World
The tunnel itself was designed with special neon lighting and limited straight sections to avoid wrecks and an overall feeling of monotony while passing through. SMART Tunnel. Kuala Lumpur’s SMART tunnel is the world’s longest multi-functional tunnel.Learn More
Prediction of roadheader performance by artificial neural
Performance prediction is one of the major parameters for the success of roadheader applications and generally deals with machine selection, production rate, and bit consumption. Instantaneous cutting rate (ICR) is defined as the production rate during aLearn More
List of long tunnels by type
List of long tunnels by type. Jump to navigation Jump to search. This ... "World's longest tunnel" 1980 - 2000: Arlberg: Austria (Vorarlberg - Tyrol) 13.972 km (8.7 mi)Learn More
The World’s Top 10 Longest Railway Tunnels 2015
Another railway tunnel in Japan, which has made it to the list of top 10 longest railway tunnels in the world in 2015, is the Hakkoda Tunnel, which cuts through the Hakkoda Mountains to reach a …Learn More
World's longest rail tunnel to open in Switzerland under Alps
EU heads to take 57km maiden voyage in €11bn Gotthard base tunnel on WednesdayLearn More