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Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

Product Details:

Place of Origin: China
Brand Name: Teamwhole
Certification: ISO9001:2008
Model Number: NUMA125/Hyper 141

Payment & Shipping Terms:

Minimum Order Quantity: 1
Price: Negotiation
Packaging Details: Wooden Case with Size 190*31*42Cm
Delivery Time: 25-30days
Payment Terms: T/T O/A WEST UNION
Supply Ability: 220 Pcs Per Month
Detailed Product Description
Series: Down-the-hole Hammer Equipment Use: Piling / Foudation / Water Well Drilling
Name: NUMA125/Hyper 141 Color: Gold Other Color Available
Place Of Origin: Changsha City , Hunan , China (Mainland) OEM:: Customer Label
External Diameter: 320mm Connection: API 7 5/8" Female
Work Pressure: 1.7-2.5Mpa Material: Alloy Steel

Down the Hole Equipment NUMA125/Hyper 141 DTH Hammer For Foundation Pile / Water Well Drilling

 

​1.Product Description

  • 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
    Fewer internal parts, simple structure, longer life, less failure and easier to maintain because all the parts are heat treated
    Robust & durable performance

2.Detailed structure information

QL120 General Specifications
Quantum Leap Hammer Model NUMA125 DTH Hammer
Description of Item Standard
English Metric
Standard drill pipe connection (see options) 7-5/8 API reg pin
Outside diameter (inch & mm) 12.5 320
Length w/o bit shoulder to shoulder (inch & mm) 72.3 1,837
Length with bit extended (inch & mm) 82 2,083
Length with bit retracted (inch & mm) 80 2,032
Weight w/o bit (lb & kg) 1,430 650
Backhead across flats (inch) 4 x 1 AF
Minimum bit size (inch & mm) 12.25 311
Maximum bit size (inch & mm) 22 559
Bore (inch & mm) 9.25 235
Piston weight (lb & kg) 350 159
Stroke (inch & mm) 5 127
Maximum pressure differential (psig & bar) 250 17
Maximum choke diameter (inch & mm) 0.75 19
Make-up torque (ft-lb. & N-m) 12,000 16,248
Shank style Numa125

 

Bit Shank Thread connection Work Pressure(Mpa) Air consumption at 2.4Mpa
Numa125 API 7 5/8"Reg Pin 1.7-2.4 62.3
Hole Range Length Without bit Recommended Speed (r/min) Impact rate at 1.7Mpa
305-445mm 1598mm 15-25Rpm 20Hz
Weight   External diameter(mm)  
650kg   320mm  

 

3.Product Application

-----Construction Foundation piling drilling,can match to Kinds of Drill Rig,like Drilltech,CASAGRANDE,Solimec        

-----Water well drilling

-----Oil and Gas open hole drilling

 

4.Photos

 

Down The Hole Borewell Hammer , NUMA125 / Hyper 141 Water Hammer Drilling

 

 

 

Contact Details
Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

Contact Person: Ms.chen

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