Product Main

Specifications

Product Name:GLF3125 DTH Hammer

Products Features:
 
1, a good effect in exhaust rock power , reduce re-breaks of rocks’ power , and lessen the damage of drill to advance drilling efficiency.

2,high-ability in flush off and high drilling efficiency

3,compression gas and feeding back liquid should all be transferred in the enclosed pipe to avoid the crash on the hole side, largely reduce the breaking rate, keep the holes’ stability and have an unique effect on the complicated ground.

4,rocks’ sample will be transferred to the ground without touch on the side to avoid the pollution

5,the powder will be flushed to the designated place to muster treatment and have a exact judgment on the floors’ change. Furthermore, it is good to pollution and benefits the working environment and high working life.

6, simple structure is convenient to maintain and to change the easily-damaged spare parts.


Products Scope:
Mainly in water wells ,ground-hot air-condition well, exploring floor, complex
floor and so on.
 
Item GLF3125
Drilling Dia.(mm) Φ311~360
Hammer length(including DTH bits)(mm) 1430
External diameter Φ270
Centre hole diameter Φ85
Working pressure(Mpa) 0.8-2.4
Air consumption(m3/min) 20~37.8
Torque(N•M) 1250
Impact frequency(Times/Min) 600~1150
Connection thread
Internal
API 4-1/2"
Bit shank GLF3125-311/355/381