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...
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; ...
Pneumatic rock drills are mainly used for two purposes:
1. The rock drill is a stone mining machine that uses the rotation and impact of the steel drill to drill holes in the rock, and is also use...
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...
The use of air picks and precautions
air pick is a kind of manual pneumatic tool; it uses compressed air neon to push the reciprocating motion of the live package; it makes the head of the pick con...
On September 26, 2021, the 2021 China (Guangdong) International “Internet +” Expo (abbreviation: Guangdong “Internet +” Expo) hosted by the Guangdong Provincial Committee of...