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High energy saving Down The Hole DTH Hammer of NSD series Oil Drilling Tools

Hunan New Diamond Construction Machinery Co., Ltd.
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Address: PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.

Contact name:Rick Liao

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Hunan New Diamond Construction Machinery Co., Ltd.

High energy saving Down The Hole DTH Hammer of NSD series Oil Drilling Tools

Country/Region china
City & Province yueyang hunan
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Product Details

Description


1. Reasonable choice of materials, advanced manufacturing technology and perfect quality assurance.
2. Energy efficient, higher drilling speed.
3. Can provide hardening treatment to extend the service life and reduce the cost of use.
4. Single impact, broken stone's low power consumption.
5. The piston and weight have the best power transmission.
6. Structural design using modern theory, the stress wave longer duration, lower stress amplitude, longer piston life.

 

Applications


     It is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, construction and so on.

 

Specifications


 

NSD Series High Air Pressure DTH Hammers With Foot Valve

Technical Data

Length(Without Bit)NSD4NSD5NSD6NSD8NSD10NSD12
1084mm1175mm1261mm1463mm1502mm1880mm
Weight(Without Bit)40.50kg72.50kg100.00kg192.00kg290.00kg487.00kg
External DiameterØ99mmØ126mm

Ø142mm- Ø144mm

Ø146mm- Ø148mm

Ø180 -

Ø 185mm

Ø226mmØ275mm
Bit ShankSD4SD5SD6SD8SD10SD12
Hole RangeØ110-Ø135mmØ135-Ø155mmØ155-Ø190mmØ195-Ø254mmØ254-Ø311mmØ305-Ø445mm
Connection ThreadAPI2 3”/8REG

API3 1”/2REG

API2 7”/8REG

API3 1”/2REGAPI4 1”/2REG

API4 1”/2REG

API6 5”/8REG

API6 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 Bar27HZ25HZ23HZ20HZ18HZ16HZ
Recommended Rotation Speed25-40r/min20-35r/min20-30r/min5-25r/min20-30r/min15-25r/min
Air Consumption

1.0Mpa:

6.0m³/min

1.8Mpa:

10.0m³/min

2.4Mpa:

15.0m³/min

1.0Mpa:

9.0m³/min

1.8Mpa:

15.0m³/min

2.4Mpa:

23.0m³/min

1.0Mpa:

10.0m³/min

1.8Mpa:

20.0m³/min

2.4Mpa:

28.5m³/min

1.0Mpa:

15.0m³/min

1.8Mpa:

26.0m³/min

2.4Mpa:

34.0m³/min

1.0Mpa:

22.0m³/min

1.8Mpa:

40.0m³/min

2.4Mpa:

55.0m³/min

1.0Mpa:

30.0m³/min

1.8Mpa:

56.0m³/min

2.4Mpa:

78.0m³/min

 

Feature Advantage


1. Price commitment: in order to ensure the high reliability of products, raw material selection are using grapefruit brand products; under the same competitive conditions, and not to reduce product technical performance on the basis of sincerity at a favorable price to customers.

2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.

 

3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises,establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality" principle.

 

 

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