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Faster Drilling 12 Inch High Air Pressure Down The Hole DTH Hammer Drill(NUMA120)

Faster Drilling 12 Inch High Air Pressure Down The Hole DTH Hammer Drill(NUMA120) photo-1
US$ 5 - 10,000 MOQ: 1 Piece
Key Specifications
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Brand Name:
New Diamond
Model Number:
NUMA120 dth hammer
Machine Type:
Drilling Tool
Payment & Shipping
Payment Methods:
Port of Shipment:
Shanghai
Delivery Detail:
Delivery time depends on order quantity.
Brand Name New Diamond
Model Number NUMA120 dth hammer
Machine Type Drilling Tool
Material Carbide
Processing Type Forging
Use Ore Mining
Place of Origin Hunan, China
Type Other, hammer
Certification Other, ISO9001:2008

Specifications

numa120 DTH Hammer
1.Lower energy consumption
2.Higher impact frequency
3.Easy and cheap maintenance
4.Long life, reliable

Product Description

Faster Drilling 12 Inch High Air Pressure Down The Hole DTH Hammer Drill(NUMA120):

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.

NN120A DTH Hammer Technical Data

Length (Without Bit)

Weight (Without Bit)

External diameter

Bit Shank

Hole Range

Connection Thread

1880mm

475.00kg

275mm

NUMA120

305-445

API6 5/8Reg

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

25.00

0.01

4.50

0.80

48.00

164.00

NN120A01

NN120A02

NN120A03

NN120A04

NN120A05

NN120A06

NN120A07

NN120A08

NN120A09

NN120A10

NN120A11

NN120A12

NN120A13

NN120A14

NN120A15

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.

Company Information

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Business Type
Manufacturer, Trading Company
Year Established
2010
Factory Size
1,000-3,000 square meters
Total Employees
101 - 200 People