China Portable Rock Drill - China Manufacturers, Suppliers, Factory

China Portable Rock Drill, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

TCA-7(G7) Air Pick Uses and Detailed Parameters

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...
Overview of water well drilling rigs

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...
Introduction of hand-held rock drill

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. ...
Precautions for using a pickaxe

Precautions: 1. Before using the air pick, lubricate the air pick with oil. 2. When using the air picks, there should be no less than 3 spare air picks, and the continuous working time of each air ...
The use of air picks and precautions

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...
The working principle of the rock drill

The rock drill works according to the principle of impact crushing. When working, the piston makes high-frequency reciprocating motion, constantly impacting the shank. Under the action of the impac...

High quality high speed hydraulic rock drills for mining rock drilling