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...
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. ...
On September 26, 2021, the 2021 China (Guangdong) International “Internet +” Expo (abbreviation: Guangdong “Internet +” Expo) hosted by the Guangdong Provincial Committee of...
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; ...
TCA-7(G7) air picks are widely used in crushing operations in construction, coal mining,infrastructure development and other fields. Air pick TCA-7(G7) has mature technology is durable, lightweight...
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...