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

DTH Hammer, Down The Hole Hammer, Rock Drilling manufacturer / supplier in China, offering Hjg HD45A DTH Hammer Best Quality, Hjg Wells Geothermal Drilling Rig, Hjg Reverse Circulation Drill Bit and so on.

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Hjg HD45A DTH Hammer Best Quality

FOB Price: US $20-100 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $20-100/ Piece
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Port: Shanghai, China
Production Capacity: 50000 PC/Year
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram, cash

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Basic Info
  • Model NO.: HD45A
  • Length: Jobber-length
  • Material: High Carbon Steel
  • Power Type: Pneumatic
  • Trademark: HJG
  • Specification: SGS ISO
  • HS Code: 8412310090
  • Certification: API
  • Type: Drilling Machine
  • Condition: New
  • Mining Object: Mining
  • Transport Package: Poly Wood
  • Origin: China
Product Description
High Air Pressure DTH Hammer HD45A without foot valve  HD45A

Introduction:

Based on the characteristics of the wells, oil, gas and construction drilling, our company self-designed, developed and manufactured this kind of high air pressure DTH hammer.

Advantages:
1. Using the latest rock drilling theory, optimizing the inside structure and the size of the air distribution, to make the DTH Hammer obtain the optimal energy transfer and make it achieve faster drilling speed and lower air consumption.

2. For such projects as the drill bit break, retrieving very difficult, we specially designed a safe and reliable anti-shedding device for the bit.

3. The check valve can be replaced to the one with bigger ail controlling hole to provide more efficient cuttings discharge.

4. The top sub and the drive chuck have special thread, which can achieve an easier disassemble.

Technical Datas:
Length(exclude bit)Weight(exclude bit)External DiameterBit ShankHole RangeConnection Thread
1011 mm4302kg Φ99 mm  DHD340Φ110mm _ Φ135mmAPI 2 3/8'' REG
Working PressureImpact rate at 0.5 MPaRecommended Rotary SpeedAir Consumption
1.0 MPa1.8 MPa2.4Mpa
1.0-3.0MPa30 Hz22-35 r/min6 m³/min 10m³/min15m³/min
Company Show:
Hjg HD45A DTH Hammer Best Quality
Hjg HD45A DTH Hammer Best Quality
HJG Honors&Certificates:
Hjg HD45A DTH Hammer Best QualityHjg HD45A DTH Hammer Best Quality

Hjg HD45A DTH Hammer Best QualityHjg HD45A DTH Hammer Best Quality
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
Sales Director of Department
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