drilling equipment/Down the hole drilling/12 Inch Atlas Copco DTH Hammer Used for Sale(NN125A)/Mining drilling parts

drilling equipment/Down the hole drilling/12 Inch Atlas Copco DTH Hammer Used for Sale(NN125A)/Mining drilling parts

USD $1,000 - $2,500 /Set

Min.Order:1 Set

Supply Ability:
1500 Set / Sets per Month
Port:
China main port
Payment Terms:
T/T Credit Card

Quick Details View All >

Place of Origin:
Hunan, China
Brand Name:
New diamond
Model Number:
NN125A
Type:
Drill Shank
Machine Type:
Drilling Tool
Certification:
Other, ISO9001:2008

Hunan New Diamond Construction Machinery Co., Ltd.

Business Type: Manufacturer,Trading Company
Yueyang Hunan China
Main Products: DTH Hammers ,Drill Bits ,Spare Parts

Product Details

 
Product Description

12" Inch Atlas Copco DTH Hammer Used for Sale(NN125A)

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.

 

NN125A DTH Hammer Technical Data

Length   (Less bit)

Weight (Less bit)

External diameter

Bit Shank

Hole Range

Connection Thread

1880mm

470.00kg

Φ275mm

NUMA125

Φ305-Φ445

API6 5/8”Reg

Working Pressure

Impact rate at 1.7Mpa

Recommended rotation   speed

Air consumption

1.0Mpa

1.8Mpa

2.4Mpa

1.0-2.5Mpa

20HZ

15-25r/min

28m³/min

50m³/min

71m³/min

 

Item Description

Weight (kg)

Part Number

1. Top   Sub

 

2. “O”   Ring of Top Sub

 

3.   Breakout Ring

 

4.   Check Valve

 

5.   Spring

 

6. Air   Distributor

 

7.   Internal Cylinder

 

8. Piston

 

9.   External Cylinder

 

10.Guided   Sleeve

 

11. “o”   Ring of Stop Ring

 

12.   Stop Ring

 

13.   Breakout Ring

 

14.   Drive Chuck

 

15.   Drill Bit

70.00

 

0.04

 

0.80

 

2.00

 

0.10

 

16.00

 

25.00

 

113.00

 

170.00

 

23.00

 

0.01

 

4.00

 

0.80

 

45.00

 

175.00

NN125A01

 

NN125A02

 

NN125A03

 

NN125A04

 

NN125A05

 

NN125A06

 

NN125A07

 

NN125A08

 

NN125A09

 

NN125A10

 

NN125A11

 

NN125A12

 

NN125A13

 

NN125A14

 

NN125A15

drilling equipment/Down the hole drilling/12 Inch Atlas Copco DTH Hammer Used for Sale(NN125A)/Mining drilling parts

 

 
Packaging & Shipping

drilling equipment/Down the hole drilling/12 Inch Atlas Copco DTH Hammer Used for Sale(NN125A)/Mining drilling parts

 
Our Services

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Company Information

drilling equipment/Down the hole drilling/12 Inch Atlas Copco DTH Hammer Used for Sale(NN125A)/Mining drilling partsdrilling equipment/Down the hole drilling/12 Inch Atlas Copco DTH Hammer Used for Sale(NN125A)/Mining drilling parts

Contact Supplier

Mr. Rick Liao Interantional Busine Chat Now
Telephone
0086-731-89708148
Mobile
0086 18692219720
Address
Meiguiyuan, Yuelu district, Changsha city, Hunan, China Changsha,Hunan

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