YT27 is a fast rock drill independently developed by the company. YT27 pneumatic leg rock drill is widely used in drilling blasting hole, anchor hole (cable) hole in roadway excavation and various ...
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...
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...
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...
1. For the newly purchased rock drill, due to the protection measures of packaging, there will be some anti-rust grease inside. Be sure to disassemble and remove it before use, and smear lubricant ...
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; ...