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220mm OD Numa Hammers , 1.7-2.5Mpa Work Pressure DTH Hammer Well Drilling

Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.
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Address: No. 018, Yaojiapo Road., Jinzhou New District, Ningxiang County

Contact name:Spring Huang

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Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

220mm OD Numa Hammers , 1.7-2.5Mpa Work Pressure DTH Hammer Well Drilling

Country/Region china
City & Province jinzhou ningxia
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Product Details

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 footvalveTH10 hammer with footvalveNUMA100 hammer with footvalve
AdvantageFast exhaustingHigh drilling speedHigh drilling speed
Length(less bit)1502mm1525mm1525mm
Weight (less bit)290kg316kg316kg
External diameter220mm220mm220mm
Bits shankSD10TH10NUMA100
Bits diameter254-311mm254-311mm254-311mm
Connection threadAPI 4 1/2" RegAPI 4 1/2" RegAPI 4 1/2" Reg
API 6 5/8" RegAPI 6 5/8" RegAPI 6 5/8" Reg
Air pressure1.0-2.5Mpa1.0-2.5Mpa1.0-2.5Mpa

 

* 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

 

 

 

 

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