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Specifications
High Air DTH Hammer1.Lower energy consumption
2.Higher impact frequency
3.Easy and cheap maintenance
4.Long life, reliable
Faster Drilling Speed and Most Advanced Air DTH Hammer:
1. 10 years manufacturing experience;
2. Certificate: ISO9001:2008
3. Material: Carbide
It is a kind of high air pressure DTH Hammer without footvalve, 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.
ND45S DTH Hammer Technical Data
ND45S DTH Hammer Technical Data:
Length (Less bit) | Weight (Less bit) | External diameter | Bit Shank | Hole Range | Connection Thread | ||
986mm | 37.00kg | 92mm | Cop44 DHD340 | 105-120 | API2 3/8Reg | ||
Working Pressure | Impact rate at 1.5Mpa | Recommended rotation speed | Air consumption | ||||
1.0Mpa | 1.8Mpa | 2.4Mpa | |||||
1.0-2.5Mpa | 30HZ | 22-40r/min | 5m³/min | 8m³/min | 13m³/min | ||
Item Description | Weight (kg) | Part Number |
1. Top Sub
2. O Ring of Top Sub
3. Check Valve
4. Spring
5. Air Distributor
6. Internal Cylinder
7. Piston
8. External Cylinder
9. Guided Sleeve
10. o Ring of Stop Ring
11. Stop Ring
12. Drive Chuck
13. Drill Bit | 6.00
0.01
0.30
0.05
1.30
1.90
7.80
14.60
1.20
0.005
0.20
3.40
8.50 | ND45S01
ND45S02
ND45S03
ND45S04
ND45S05
ND45S06
ND45S07
ND45S08
ND45S09
ND45S10
ND45S11
ND45S12
ND45S13 |
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