Rock drilling tool

During the exploitations at metal mines and the open-pit rock-drilling jobs, the drilling and blasting method is the only effective rock-breaking method. Hydraulic rock drills and hydraulic rock drill rigs are cost-effective rock-breaking equipments. The computer-control automatic

The paper analyzed and commented the actuality and development trend of cemented carbide for rock drilling applications at home and abroad. With the progress of the technology and equipments for produc¬ing cemented carbide, the quality of homemade cemented carbide is gradually close to international

Sandvik of Sweden is a well-known company in the world for manufacturing mining equipments, rock drilling machinery and rock drilling tools. Sandvik rock drilling products are renowned for high-quality and high—efficiency in international market, and as well represent the developing trend

Sandvik of Sweden is a well-known company in the world for manufacturing mining equipments, rock drilling machinery and rock drilling tools. Sandvik rock drilling products are renowned for high-quality and high—efficiency in international market, and as well represent the developing