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Hunan New Diamond Construction Machinery Co., Ltd.
Hunan New Diamond Construction Machinery Co., Ltd.
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Professional N Series DTH Hammer , Water Well Drilling Hammer 20HZ Impact Rate

Hunan New Diamond Construction Machinery Co., Ltd.
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Professional N Series DTH Hammer , Water Well Drilling Hammer 20HZ Impact Rate

Brand Name : New Diamond
Model Number : N series
Certification : ISO9001:2008
Place of Origin : Hunan, China (Mainland)
MOQ : Negotiable
Price : Negotiable
Payment Terms : L/C, T/T, Western Union
Supply Ability : According to order quantity
Delivery Time : 5-8 work days
Packaging Details : Carton packaging and wooden box packing
Type : hammers
Processing Type : Forging
Use : Ore Mining
Color : Required
Usege : Mining&Construction&Water Well Drilling
Application : MARBLE QUARRY OR WELL DRILLING
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Description


With professional manufacturing experience in DTH hammer production, our factory can supply you with high pressure and medium to low pressure DTH hammers. It strictly matches with API standard and other Chinese industry standards.It is durable for being produced with advanced craftwork and good material.

It also has the followingadvantages:

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


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


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


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


5. Interchangeable with DTH bit and drill pipe


Applications


It is mainly used in geological exploration, coal mine, water conservancy and hydropower, highway, railway, bridge, construction and so on.


Specifications


N Series High Air Pressure DTH Hammers Without Foot Valve

Technical Data

Length(Without Bit)N100AN120AN125A
1545mm1880mm1880mm
Weight(Without Bit)305.00kg475.00kg470.00kg
External DiameterØ226mmØ275mmØ275mm
Bit ShankNUMA100NUMA120NUMA125
Hole RangeØ254-Ø311mmØ305-Ø445mmØ305-Ø445mm
Connection Thread

API4 1/2REG

API5 1”/2REG

API5 1/2REG

API6 5”/8REG

API5 1/2REG

API6 5”/8REG

Working Pressure2.0-3.5Mpa2.0-3.5Mpa2.0-3.5Mpa
Impact Rate at 17 Bar20HZ20HZ20HZ
Recommended Rotation Speed15-25r/min15-25r/min15-25r/min
Air Consumption

1.0Mpa:22.0m³/min

1.8Mpa:40.0m³/min

2.4Mpa:65.0m³/min

1.0Mpa:28.0m³/min

1.8Mpa:50.0m³/min

2.4Mpa:71.0m³/min

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.




N Series High Air Pressure DTH Hammers Without Foot Valve
Item DescriptionWeight(kg)
N100AN120AN125A
Top Sub59.0070.0070.00
“O” Ring Of Top Sub0.030.040.04
Breakout Ring0.500.800.80
Chenck Valve1.402.002.00
Spring0.300.100.10
Air Distributor10.5016.0016.00
Internal Cylinder12.5025.0025.00
Piston77.00113.00113.00
External Cylinder110.00170.00170.00
Guided Sleeve4.5025.0023.00
“O” Ring Of Stop Ring0.020.010.01
Stop Ring1.904.504.00
Breakout Ring0.500.800.80
Drive Chuck25.5048.0045.00
Drill Bit106.00164.00175.00

Product Tags:

dth hammer

      

rock mining tools

      
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