90 Dth Bit - Factory, Suppliers, Manufacturers from China

90 Dth Bit, , , ,. The product will supply to all over the world, such as Europe, America, Australia,, ,, .

Working principle and usage precautions of rock drill

Working principle Rock drills work according to the principle of impact crushing. During operation, the piston undergoes high-frequency reciprocating motion, continuously impacting the drill tail...
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. ...
Development of YT27 Air Leg Rock Drill of Shenli Machinery

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 ...
Application knowledge of pneumatic pick

The pneumatic pick is a kind of hand-held machine, the pneumatic pick is composed of the distribution mechanism, the impact mechanism and the pick rod. Therefore, the requirements of compact struct...
New S28 Pneumatic Rock Drill

Innovative S82 pneumatic rock drill, and through the valve-train impact drill, cooling and lubrication mechanism, slewing mechanism, the innovation of the flushing mechanism four design, break thro...

Mining Rock Drilling Tools Taper Drill Button Bit 28mm-42mm7°11°