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Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.

Hunan New Diamond Construction Machinery Co., Ltd.

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

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

  • Professional DTH Tools Air Drill Hammers And Bits Heavy Weight For Shank
Professional DTH Tools Air Drill Hammers And Bits Heavy Weight For Shank
Product Details:
Place of Origin: Hunan, China (Mainland)
Brand Name: New Diamond
Certification: ISO9001:2008
Model Number: NQL series
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Carton packaging and wooden box packing
Delivery Time: 5-8 work days
Payment Terms: L/C, T/T, Western Union
Supply Ability: According to order quantity
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Detailed Product Description
Length(Without Bit): 1070mm-1340mm Weight(Without Bit): 40.00kg-203.00kg
Hole Range: Ø110-Ø254mm Bit Shank: QL40/QL50/QL60/QL80
Working Pressure: 1.2-3.0Mpa Air Consumption: 1.0Mpa: 5.0m³/min-2.4Mpa: 39.0m³/min
High Light:

rock mining tools

,

oil drilling tools

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) NQL4A NQL5A NQL6A NQL8A NQL95A
1070mm 1090mm 1183mm 1330mm 1340mm
Weight(Without Bit) 40.00kg 67.00kg 90.00kg 171.00kg 203.00kg
External Diameter Ø99mm Ø126 mm Ø165mm Ø180/Ø185mm Ø203mm
Bit Shank QL40 QL50 QL60 QL80 QL80
Hole Range Ø110-Ø135mm Ø155-Ø203mm Ø155-Ø203mm Ø195-Ø254mm Ø216-Ø254mm
Connection Thread API2 3”/8REG

API2 3”/8REG

API3 1”/2REG

API2 7”/8REG

API3 1”/2REG API4 1”/2REG API4 1”/2REG
Working Pressure 1.2-2.0Mpa 1.3-2.3Mpa 1.5-2.5Mpa 1.5-3.0Mpa 1.8-3.0Mpa
Impact Rate at 17 Bar 30HZ 28HZ 25HZ 22HZ 22HZ
Recommended Rotation Speed 20-30r/min 20-35r/min 20-30r/min 15-25r/min 15-25r/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 Description Weight(kg)
NQL4A NQL5A NQL6A NQL8A NQL95A
1, Top Sub 6.50 13.70 20.00 34.00 35.00
2,  “O” Ring Of Top Sub 0.01 0.015 0.015 0.015 0.01
3, Breakout Ring - - - 0.30 0.04
4, Chenck Valve 0.35 0.70 0.70 1.20 1.20
5, Spring 0.05 0.10 0.10 0.10 0.10
6, Air Distributor 1.50 2.00 3.50 6.00 7.00
7, Internal Cylinder 2.10 2.70 4.20 6.50 7.50
8, Piston 8.50 15.00 23.00 42.50 48.00
9, External Cylinder 15.20 24.00 30.00 59.00 75.00
10, Guided Sleeve 1.80 3.00 4.00 6.30 12.00
11, “O” Ring Of Stop Ring 0.005 0.01 0.01 0.01 0.01
12, Stop Ring 0.20 0.40 0.60 1.40 1.70
13, Breakout Ring - - - 0.30 0.40
14, Drive Chuck 3.20 4.50 5.50 13.00 15.00
15, Drill Bit 9.00 16.00 25.00 35.00 50.00

Contact Details
Hunan New Diamond Construction Machinery Co., Ltd.

Contact Person: Rick.liao

Tel: +8618692219720

Send your inquiry directly to us
Hunan New Diamond Construction Machinery Co., Ltd.
PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Tel:86-731-89708248
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