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Heavy Weight DTH Hammer Well Drilling Underreamer Drilling Tool For Industrial

Categories Borewell Drilling Hammers
Brand Name: New Diamond
Model Number: NSD series
Certification: ISO9001:2008
Place of Origin: Hunan, China (Mainland)
MOQ: Negotiable
Price: Negotiable
Payment Terms: L/C, T/T, Western Union
Supply Ability: According to order quantity
Delivery Time: 5-8 work days
Packaging Details: Carton packaging and wooden box packing
Type: hammers
Processing Type: Forging
Use: Ore Mining
Color: Required
Machine Type: Drilling Equipment
Material: Alloy Steel
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Heavy Weight DTH Hammer Well Drilling Underreamer Drilling Tool For Industrial

Description



The new diamond dart impactor uses the latest drilling theory to design impactor, which enables the impactor to get the best energy transfer, fast drilling speed and low air consumption. The best quality of raw materials and the most advanced processing technology, stable performance and long life. Easy to use, easy to install and disassemble, easy to repair and easy to repair.


1. Based on previous experience of ordinary hammers, combined with the features of reverse circulation hammer, optimized internal structure and ideal energy transfer, thus ensuring the series of hammers drilling with fast, smooth and continuous sampling.

2. The internal structure is very simple with components of high rigidity, thus ensuring long life and easy maintenance of the hammer.

3. The collection tube adopts an integrative design and can be replaced without disassembling the hammer. With carburizing treatment, it has good abrasive resistance.

4. Equipped with bits designed with patent. Simply by replacing the drill bit, the same hammer
can drill holes of different sizes ensuring that the sample is not contaminated.

5. In difficult conditions such as loose soil, hard rock and plenty of water exists, sampling can be done well.


Applications



Widely used in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields.


Specifications


NSD Series High Air Pressure DTH Hammers Without Foot Valve

Technical Data

Length(Without Bit)NSD4ANSD5ANSD6ANSD8ANSD10ANSD12A
1012mm1090mm1011mm986mm1110mm1110mm
Weight(Without Bit)40.00kg70.00kg43.20kg37.00kg69.00kg66.00kg
External DiameterØ99mmØ126mmØ146mmØ180/Ø185mmØ226mmØ275mm
Bit ShankSD4SD5SD6SD8SD10SD12
Hole RangeØ110-Ø135mmØ155-Ø190mmØ155-Ø203mmØ195-Ø254mmØ254-Ø311mmØ305-Ø445mm
Connection ThreadAPI2 3”/8REG

API2 3”/8REG

API3 1”/2REG

API2 7”/8REG

API3 1”/2REGAPI4 1”/2REGAP6 5”/8REGAPI6 5”/8REG
Working Pressure1.2-2.0Mpa1.3-2.3Mpa1.5-2.5Mpa1.5-3.0Mpa2.0-3.5Mpa2.0-3.5Mpa
Impact Rate at 17 Bar30HZ28HZ25HZ22HZ20HZ20HZ
Recommended Rotation Speed25-40r/min20-35r/min20-30r/min15-25r/min

15-25r/min

20-35r/min

15-25r/min
Air Consumption

1.0Mpa:

6.0m³/min

1.8Mpa:

9.0m³/min

2.4Mpa:

14.0m³/min

1.0Mpa:

7.0m³/min

1.8Mpa:

14.0m³/min

2.4Mpa:

19.0m³/min

1.0Mpa:

9.0m³/min

1.8Mpa:

18.0m³/min

2.4Mpa:

26.0m³/min

1.0Mpa:

12.0m³/min

1.8Mpa:

22.0m³/min

2.4Mpa:

28.0m³/min

1.8Mpa:

14.0m³/min

2.4Mpa:

65.0m³/min

1.0Mpa:

28.0m³/min

1.8Mpa:

50.0m³/min

2.4Mpa:

71.0m³/min


Feature Advantage



Characteristic advantage

1 adopts the industry's leading heat treatment technology, and the steel hardness and wayward products are in the leading position.

2 alloy teeth adopt professional technology to greatly improve the strength of alloy teeth.

3 perfect after-sales security system and after-sales service tracking, the perfect solution to any problem of customers.


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