On the morning of August 23, the State Council Information Office held a press conference. Minister of Commerce Wang Wentao, Vice Minister and Deputy Representative of International Trade Negotiati...
How to use rock drill
Rock drill is a simple, light and economical excavation machinery, widely used in road construction, infrastructure construction, mining and other industries. It is an importa...
Affected by the new crown pneumonia epidemic, the development trend of global mining has become confusing. The industry pays close attention to the trend of the global economy, changes in internati...
When the crawler drilling rig is constructed on a site with soft soil, the crawler and the rail link are easy to adhere to the soil. Therefore, the crawler should be adjusted slightly loose to prev...
The pneumatic pick is a kind of hand-held machine, the pneumatic pick is composed of the distribution mechanism, the impact mechanism and the pick rod. Therefore, the requirements of compact struct...
The hand-held rock drill was introduced by Ingersoll-RandCo. in 1912. According to the power form, it is divided into four categories: pneumatic, hydraulic, electric and internal combustion drive. ...