In the 2nd century BC, China has used manpower and used bamboo bow elastic force to make the cone drill bit impact the ground to drill. Later, it was used in rural China for a long time. It was not...
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...
Troubleshooting of rock drills
Common faults and treatment methods of air-leg rock drills
Fault 1: The rock drilling speed is reduced
(1) Causes of failure: First, the working air pressure is low; ...
1. S82 Pneumatic Rock Drill Powerful gas control system: The sealing performance is enhanced to get more powerful rock drilling impact energy. Field tests show that under different rock conditions,...
The pick is a kind of pneumatic tool which is widely used in mining industry and construction industry. But how to reduce the vibration of the pick handle has become an urgent technical problem to ...
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...