DTH Hammer DHD340

Factory High Quality DHD340 Hard Rock Drilling DTH Hammer

It is a kind of high air pressure DTH Hammer without foot valve, our newest design. It is also one of the most advanced DTH Hammers in the world. It 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 is about 10% lower than the one with foot valve. 5. Simple and reasonable design, Easy to assemble and dis - assemble, Low problem rate. 6.Carefully selected high quality alloy steels, precisely machined to tight tolerance by CNC machines. 7.Multiple precisely heat - treated all hammer parts to assure longest life under roughest working conditions. 8. Low air consumption, smooth drilling, maximum impact power, high penetration rate.