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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.

Home ProductsDown The Hole Hammer

OD 275mm Borewell Drilling Hammers / Dth Hammers And Bits N120A Impactor

OD 275mm Borewell Drilling Hammers / Dth Hammers And Bits N120A Impactor

  • OD 275mm Borewell Drilling Hammers / Dth Hammers And Bits N120A Impactor
OD 275mm Borewell Drilling Hammers / Dth Hammers And Bits N120A Impactor
Product Details:
Place of Origin: Hunan, China (Mainland)
Brand Name: New Diamond
Certification: ISO9001:2008
Model Number: N series DTH hammer
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): 1880mm Weight(Without Bit): 475.00kg
External Diameter: Ø275mm Working Pressure: 2.0-3.5Mpa
Air Consumption: 1.0Mpa:28.0m³/min-1.8Mpa:50.0m³/min-2.4Mpa:71.0m³/min Material: Alloy Steel
High Light:

rock mining tools

,

oil drilling tool

N120A Impactor OD 275mm High Pressure Down The Hole Hammer

 

Description


1. Low problem rate and easy to maintenance due to simple, reliable and easy assemble and disassemble inner structure of hammer.

 

2. Easy to depart bit from hammer due to multi—head thread connecting chuck and cylinder of hammer.

 

3. Interchangeable with DTH bit and drill pipe.

 

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


N120A Technical Data
Length(Without Bit) N120A
1880mm
Weight(Without Bit) 475.00kg
External Diameter Ø275mm
Bit Shank NUMA120
Hole Range Ø305-Ø445mm
Connection Thread

API5 1/2REG

API6 5”/8REG

Working Pressure 2.0-3.5Mpa
Impact Rate at 17 Bar 20HZ
Recommended Rotation Speed 15-25r/min
Air Consumption

1.0Mpa:28.0m³/min

1.8Mpa:50.0m³/min

2.4Mpa:71.0m³/min

 
 

 

Feature Advantage


1. Price commitment: in order to ensure the high reliability of products, raw material selection are using grapefruit brand products; under the same competitive conditions,and not to reduce product technical performance on the basis of sincerity at a favorable price to customers.


2. Quality commitment: product manufacturing and testing have quality records and inspection data; the performance of the product can withstand customer inspection.

 

3. Customer service: in order to create new diamond brand, enhance the visibility of enterprises, establish corporate image, we serve customers with the principle of "preferential prices, good service, reliable product quality" principle.

 

Advantages:

Our DTH hammer and bits has following advantages:

Deliver maximum energy to drilling bit, fast drilling speed and low air consumption due to inner structure of DTH hammer designed according to newest rock drilling theory.

Smooth performance and long service life of DTH hammer due to high quality alloy steel materials and advanced
processing technology adapted.

Low problem rate and easy to maintenance due to simple , reliable and easy assemble and disassemble inner structure of hammer.

Easy to depart bit from hammer due to multi-head thread connecting chuck and cylinder of hammer.

Interchangeable with DTH bit and dill pipe manufactured by many brands all over the world.

The appearance of the picture is different from that of the actual product, and the actual product is the standard.

 

OD 275mm Borewell Drilling Hammers / Dth Hammers And Bits N120A Impactor 0

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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