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.
The Longest Tunnel In the World Is Now Finished
Earlier this week, the new longest tunnel in the world was completed. The Gotthard Base Tunnel started in 2004, and travels underneath the Swiss Alps for 35.4 miles. The cost of the project was just under $10 billion U.S., and now it is finally done, thouLearn More
About Centralia PA and the Mine Fire
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Glossary of Mining Terms - Coal Education
A. Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is tLearn More
Frequently Asked Questions about the Golden Gate Bridge
Golden Gate Bridge Highway and Transportation District. WERE HARD HATS USED DURING CONSTRUCTION? Yes they were and here is how they came to be.Learn More
Glossary of Mining Terms - rocksandminerals.com
Abutment — In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is tranLearn More
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The World's longest tunnel page - The longest Road Tunnels
List of the longest Road Tunnels in the World. Country, length and year of opening.Learn More
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