Gold Member Since 2013
Audited Supplier
Changsha Heijingang Industrial Co., Ltd.

DTH Hammer, Rock Drilling Hammer, Down Hole Hammer manufacturer / supplier in China, offering High Air Pressure DTH Hammer HD25A, Hjg Wells Geothermal Drilling Rig, Hjg Reverse Circulation Drill Bit and so on.

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High Air Pressure DTH Hammer HD25A

FOB Price: US $50-500 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $50-500/ Piece
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Port: Shanghai, China
Production Capacity: 10000
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram, cash

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Basic Info
  • Model NO.: HD25A-match Bit Shank Model HD25
  • Length: 12.19-13.72m
  • Material: High Manganese Steel
  • Condition: New
  • DTH Hammer: Drill Rig
  • Transport Package: Wooden Box
  • Origin: China
  • Certification: RoHS, CE, BS
  • Usage: Oil Mining, Coal Mining, Coal, Ore, Water Well
  • Type: Rotary Drilling Rig
  • Power Type: Pneumatic
  • Trademark: HJG
  • Specification: SGS ISO
  • HS Code: 84123100
Product Description
HD25A DTH Hammer (HD25) 

Detail introduction: 

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. high Air Pressure without foot value DTH Hammers

It has the following advantage
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.

Specification:
HD25A DTH Hammer
Length(exclude bit)Weight(exclude bit)External DiameterBit ShankHole RangeConnection Thread
872 mm16.00 kg Φ71 mm  HD25Φ76 mm - Φ90 mmT42 x 10 x 1.5
Working PressureImpact rate at 0.5 MPaRecommended Rotary SpeedAir Consumption
1.0 MPa1.5 MPa
1.0_1.5 MPa25 Hz22-35 rpm4 m³/min 6 m³/min
Company introduction:
High Air Pressure DTH Hammer HD25A
workshops:
High Air Pressure DTH Hammer HD25A
High Air Pressure DTH Hammer HD25A

Honors&Certificates:
High Air Pressure DTH Hammer HD25AHigh Air Pressure DTH Hammer HD25A

Frequently Asked Question:   

 

1.Are you a manufacturer or a trade company?

We are a manufacturer of rock drilling equipments and pneumatic tools in China over 17 years.

 

2.How many workers in your factory?and what is your company scale?

We have more than 700 employees, including factory workers,sales people,QC ,R&D and management team.
With a land area of 110,000SQM(=1,184,068 square feet) and workshop sapce of 50,000SQM(=538,213 square feet).We are equiped with over 1,000 sets of different advanced equipments and facilities required for manufacturing rock drilling machine and pneumatic tools.Our annual output value is over US dollars 50 million.Over 50-70% for export which covers most of the global markets including Korea,Malaysian,Australia,Russia,Middle Asian,East,Europe,South America,and Africa etc..

 

3.Where are your company?

We are located in Changsha city,Hunan province,where our first chairman Mao was born.1 and half hours by car from the nearest Huanghua international airport,2 and half hours by CHR express from Guangzhou nan station to Changsha city.

 

4.Why choose HJG DRILL?

1)We have more than 17 years of researching,developing, manufacturing  and exporting high quality rock drilling equipments and penumatic tools to the global market.

2)High quality compatible with Sandvik, Atlas Copco,Ingersoll Rand etc...

3)Unbeatable price

4)Excellent service.

 

5.Which port do you shipping from?

We usually ship container from Shanghai port.Guangzhou port is available too.

 

6.Can you accept OEM & ODM ?

Yes, both of them are acceptable.

 

7.What is your minimum order quantity?

Our MOQ are 1pc or 1 complete set, the price may rely on the order quantity.

 

8.What is your payment term?

We can accept T/T, L/C at sight, West union and in cash.

 

9.How about the delivery time?

It all depends,generally it takes about one month both in peak and off season.

10.Could we make a schedule of an appoinment with your company?

Definitely.You are the most welcome.Please inform us your arrival time in any place of China and initial routine in advance.We can reserve the hotel,offer pickup service from Changsha Huanghua airport or the CHR Express station unpon your arrival and after the appoinment.Be our guest then!

Weclome our dearest customers to Visit our factory and to choose our great product ranges!








 
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Mr. Larry Wu
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