Xian Wellwork Industrial Co., Ltd.: Shaanxi, China; Main products: Transmitter, Sensor, Flowmeter, guage

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4 Inch DTH Drill Hammer/Iron Ore Mining DTH Hammer(QL40)

FOB Price

US$ 900 - 10,000 / Piece

1 Piece(Min. Order)

Port Shanghai
Payment TermsT/T Credit Card

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Product Details

Brand Name	New Diamond	Model Number	QL40A
Machine Type	Drilling Tool	Material	Carbide
Processing Type	Forging	Use	Ore Mining
Place of Origin	Hunan, China	Type	Other, hammer
Certification	Other, ISO9001:2008

Product Description

Specifications

4 Inch DTH Drill Hammer
1.Lower energy consumption
2.Higher impact frequency
3.Easy and cheap maintenance
4.Long life

Product Description

4 Inch DTH Drill Hammer/Iron Ore Mining DTH Hammer(QL40):

1. 10 years manufacturing experience;

2. Certificate: ISO9001:2008

3. Material: Carbide

It is a kind of high air pressure DTH Hammer without footvalve, our newest design. It is also one of the most advanced DTH Hammers in the world.

It has the following advantages:

1. Out of the trouble of foot valve fracture and expansion and contraction.

2. Lower energy consumption and higher impact frequency. The drilling speed is 15%-30% higher than the one with foot valve.

3. Simple structure, reliable parts, long life, easy and cheap maintenance.

4. Lower air and oil consumption. The oil consumption is about 10% lower than the one with foot valve.

NQL4A DTH Hammer Technical Data

Length (Without Bit)	Weight (Without Bit)	External diameter	Bit Shank	Hole Range		Connection Thread
1070mm	40.00kg	99mm	QL40	110-135		API2 3/8Reg
Working Pressure	Impact rate at 1.7Mpa	Recommended rotation speed		Air consumption
				1.0Mpa	1.8Mpa		2.4Mpa
1.0-2.5Mpa	30HZ	25-40r/min		5m³/min	9m³/min		14m³/min

Item Description

Weight (kg)

Part Number

1. Top Sub

2. O Ring of Top Sub

3. Check Valve

4. Spring

5. Air Distributor

6. Internal Cylinder

7. Piston

8. External Cylinder

9. Guided Sleeve

10. o Ring of Stop Ring

11. Stop Ring

12. Drive Chuck

13. Drill Bit

6.50

0.01

0.35

0.05

1.50

2.10

8.50

15.20

1.80

0.005

0.20

3.20

9.00

NQL4A01

NQL4A02

NQL4A03

NQL4A04

NQL4A05

NQL4A06

NQL4A07

NQL4A08

NQL4A09

NQL4A10

NQL4A11

NQL4A12

NQL4A13

Our Services

Our advantages:

We have advanced production equipments & talented researchers & technicians & rich experiences in R & D and production.
We use the best quality raw materials.
We adopt advanced production technology & strict testing procedure.
We passed ISO9001 quality management system certification.
We accept OEM manufacturing and produce on your design.

Contact Us

Xian Wellwork Industrial Co., Ltd.: Contact nameMilla Wang
Chat Now; Phone86-29-88771163; AddressRm. 1601, Site A, Gaoke Plaza, , Gaoxin 4th Road., Yanta Area

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4 Inch DTH Drill Hammer/Iron Ore Mining DTH Hammer(QL40)

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