Professional DTH Tools Air Drill Hammers And Bits Heavy Weight For Shank

Brand Name:New Diamond
Certification:ISO9001:2008
Model Number:NQL series
Minimum Order Quantity:Negotiable
Delivery Time:5-8 work days
Payment Terms:L/C, T/T, Western Union
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Verified Supplier
Location: Yueyang Hunan China
Address: PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Supplier`s last login times: within 1 hours
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Product Details

Description


With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.

It also has the followingadvantages:


1. Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to the special inner structure of DTH hammer designed according to newest rock drilling theory.


2. Smooth performance and long service life of DTH hammer due to high quality alloy steel materials and advanced processing technology adapted.


3. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.


4. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.


5. Interchangeable with DTH bit and drill pipe


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.


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



NQL Series High Air Pressure DTH Hammers Without Foot Valve

Technical Data

Length(Without Bit)NQL4ANQL5ANQL6ANQL8ANQL95A
1070mm1090mm1183mm1330mm1340mm
Weight(Without Bit)40.00kg67.00kg90.00kg171.00kg203.00kg
External DiameterØ99mmØ126 mmØ165mmØ180/Ø185mmØ203mm
Bit ShankQL40QL50QL60QL80QL80
Hole RangeØ110-Ø135mmØ155-Ø203mmØ155-Ø203mmØ195-Ø254mmØ216-Ø254mm
Connection ThreadAPI2 3”/8REG

API2 3”/8REG

API3 1”/2REG

API2 7”/8REG

API3 1”/2REGAPI4 1”/2REGAPI4 1”/2REG
Working Pressure1.2-2.0Mpa1.3-2.3Mpa1.5-2.5Mpa1.5-3.0Mpa1.8-3.0Mpa
Impact Rate at 17 Bar30HZ28HZ25HZ22HZ22HZ
Recommended Rotation Speed20-30r/min20-35r/min20-30r/min15-25r/min15-25r/min
Air Consumption

1.0Mpa:

5.0m³/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

1.0Mpa:

16.0m³/min

1.8Mpa:

28.0m³/min

2.4Mpa:

39.0m³/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.


The appearance of the picture is different from that of the actual product, and the actual product is the standard.


NQL Series High Air Pressure DTH Hammers Without Foot Valve
Item DescriptionWeight(kg)
NQL4ANQL5ANQL6ANQL8ANQL95A
1, Top Sub6.5013.7020.0034.0035.00
2, “O” Ring Of Top Sub0.010.0150.0150.0150.01
3, Breakout Ring---0.300.04
4, Chenck Valve0.350.700.701.201.20
5, Spring0.050.100.100.100.10
6, Air Distributor1.502.003.506.007.00
7, Internal Cylinder2.102.704.206.507.50
8, Piston8.5015.0023.0042.5048.00
9, External Cylinder15.2024.0030.0059.0075.00
10, Guided Sleeve1.803.004.006.3012.00
11, “O” Ring Of Stop Ring0.0050.010.010.010.01
12, Stop Ring0.200.400.601.401.70
13, Breakout Ring---0.300.40
14, Drive Chuck3.204.505.5013.0015.00
15, Drill Bit9.0016.0025.0035.0050.00
China Professional DTH Tools Air Drill Hammers And Bits Heavy Weight For Shank supplier

Professional DTH Tools Air Drill Hammers And Bits Heavy Weight For Shank

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