The air-leg rock drill relies on compressed air to drive the piston to reciprocate. During the stroke, the piston strikes the shank tail, and during the return stroke, the piston drives the drill t...
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...
As a heavy industry with high capital and technology intensive, mining machinery provides advanced and efficient technical equipment for mining, deep processing of raw materials and large-scale eng...
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,...
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...