Home > Products > DTH Hammers > surface drilling/10" Faster Drilling Speed and Most Advanced DTH Air Compressor Hammer(NN100)/Mining drilling parts
surface drilling/10" Faster Drilling Speed and Most Advanced DTH Air Compressor Hammer(NN100)/Mining drilling parts
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Product Details
| Place of Origin | Hunan, China | Brand Name | New diamond | |
| Model Number | NN100 with footvalve | Type | Drill Shank | |
| Machine Type | Drilling Tool | Certification | Other, ISO9001:2008 | |
| Material | Carbide | Processing Type | Forging | |
| Use | Ore Mining |
Product Description
10" Faster Drilling Speed and Most Advanced DTH Air Compressor Hammer(NN100)
1. 10 years manufacturing experience;
2. Certificate: ISO9001:2008
3. Material: Carbide
It is a kind of valveless high air pressure DTH Hammer with foot valve.
It has the following advantages:
- Valveless air distribution. More reliable.
- Simple design of the piston, long life.
- More efficient energy transfer, faster drilling speed, lower air consumption and lower oil consumption.
- Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated.
Easy to disassemble because the top sub, the drive chuck and the external cylinder are connected by multi-step thread.
NN100 DTH Hammer Technical Data
Length (Less bit) | Weight (Less bit) | External diameter | Bit Shank | Hole Range | Connection Thread | ||
1510mm | 288.00kg | Φ226mm | NUMA 100 | Φ254-Φ311 | API6 5/8”Reg | ||
Working Pressure | Impact rate at 1.7Mpa | Recommended rotation speed | Air consumption | ||||
1.0Mpa | 1.8Mpa | 2.4Mpa | |||||
1.0-2.5Mpa | 18HZ | 15-25r/min | 22m³/min | 45m³/min | 60m³/min | ||
Item Description | Weight (kg) | Part Number |
1. Top Sub
2. “O” Ring of Top Sub
3. Breakout Ring
4. Check Valve
5. Spring
6. Compression Buffer
7. Air Distributor
8. Internal Cylinder
9. Piston
10. External Cylinder
11. “o” Ring of Stop Ring
12. Stop Ring
13. Breakout Ring
14. Drive Chuck
15. Drill Bit | 59.00
0.03
0.40
1.60
0.30
0.60
11.50
11.00
62.00
112.00
0.03
1.50
0.40
26.00
115.00 | NN10001
NN10002
NN10003
NN10004
NN10005
NN10006
NN10007
NN10008
NN10009
NN10010
NN10011
NN10012
NN10013
NN10014
NN10015 |
Contact Us
- Hunan New Diamond Construction Machinery Co., Ltd.
- Contact nameRick Liao Chat Now
- Phone0086-731-89708148
- AddressMeiguiyuan, Yuelu district, Changsha city, Hunan, China, Yueyang, Hunan
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