Product Details

Product Description

6" Inch Atlas Copco DTH Hammer Used for Sale(SD6)

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

NSD6A DTH Hammer Technical Data

Length (Less bit)	Weight (Less bit)	External diameter	Bit Shank	Hole Range		Connection Thread
1182mm	90.00kg	Φ146mm	SD6	Φ152-Φ203		API3 1/2”Reg
Working Pressure	Impact rate at 1.7Mpa	Recommended rotation speed		Air consumption
				1.0Mpa	1.8Mpa		2.4Mpa
1.0-2.5Mpa	25HZ	20-30r/min		9m³/min	18m³/min		26m³/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

20.00

0.015

0.70

0.10

3.50

4.20

23.00

28.00

2.50

0.01

0.50

7.50

27.00

NSD6A01

NSD6A02

NSD6A03

NSD6A04

NSD6A05

NSD6A06

NSD6A07

NSD6A08

NSD6A09

NSD6A10

NSD6A11

NSD6A12

NSD6A13

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