Cop 44, DHD340A, HD45A
Jinquan
82071990
It is a kind of high air pressure HD45A DTH hammer without footvalve, our newest design. It is also one of the most advanced DHD340 DTH hammer in the world.
Our COP44 DTH hammer has the following advantages:
1. Out of the trouble of foot valve fracture and expansion and contraction.
2. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.
3. Simple structure, reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption. The oil consumption of HD45A DTH Hammer is about 10% lower than the one with foot valve.
It is a kind of high air pressure HD45A DTH hammer without footvalve, our newest design. It is also one of the most advanced DHD340 DTH hammer in the world.
Our COP44 DTH hammer has the following advantages:
1. Out of the trouble of foot valve fracture and expansion and contraction.
2. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.
3. Simple structure, reliable parts, long life, easy and cheap maintenance.
4. Lower air and oil consumption. The oil consumption of HD45A DTH Hammer is about 10% lower than the one with foot valve.
