Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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Compressed air rock drilling machine SD10 TH10 Numa100 DTH Hammer
Application Range
It is widely applied to all kinds of rock drilling and excellent for casing systems and water well projects.
Design Principles
To pursuit smooth operation and reliability.
Outstanding Advantages
The simple structure ensures the easy operation and maintenance. The good seal effect eliminates the problem caused by water and flushing entering into the inner cylinder of hammer. They also have the features of large
SD10 TH10 NUMA100 hammer specifications:
| SD10 hammer with footvalve | TH10 hammer with footvalve | NUMA100 hammer with footvalve | |
| Advantage | Fast exhausting | High drilling speed | High drilling speed |
| Length(less bit) | 1502mm | 1525mm | 1525mm |
| Weight (less bit) | 290kg | 316kg | 316kg |
| External diameter | 220mm | 220mm | 220mm |
| Bits shank | SD10 | TH10 | NUMA100 |
| Bits diameter | 254-311mm | 254-311mm | 254-311mm |
| Connection thread | API 4 1/2" Reg | API 4 1/2" Reg | API 4 1/2" Reg |
| API 6 5/8" Reg | API 6 5/8" Reg | API 6 5/8" Reg | |
| Air pressure | 1.0-2.5Mpa | 1.0-2.5Mpa | 1.0-2.5Mpa |
* Hammers without footvalve are available.
* External diameter of hammer is adjustable according to customers' requests.
* Shock absorbers and Hexagonal Joints are available.
3. Product Application
-----Quarrying, construction, civil engineering, mining
-----Water well drilling
-----Foundation Drilling
4. Photos
