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Blue Boring Machine Parts Borewell Drilling Hammers For High Working Air

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Buy cheap Blue Boring Machine Parts Borewell Drilling Hammers For High Working Air Pressure from wholesalers
  • Buy cheap Blue Boring Machine Parts Borewell Drilling Hammers For High Working Air Pressure from wholesalers

Blue Boring Machine Parts Borewell Drilling Hammers For High Working Air Pressure

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Brand Name:New Diamond
Model Number:NM series Hammer
Certification:ISO9001:2008
Price:Negotiable
Payment Terms:L/C, T/T, Western Union
Supply Ability:According to order quantity
Delivery Time:5-8 work days
Company Data
Verified Supplier
Contact Person Rick Liao
Business Type: 86-731-89708248
Business Type: Manufacturer
Officials: PinJiang Industry Park,PingJiang county,YueYang City,Hunan,China.
Quality: Quality Certifitation Available
Product Details Company Profile
Product Details

Characteristic advantage


1 adopts the industry's leading heat treatment technology, and the steel hardness and wayward products are in the leading position.

2 alloy teeth adopt professional technology to greatly improve the strength of alloy teeth.

3 perfect after-sales security system and after-sales service tracking, the perfect solution to any problem of customers.


Description



The new diamond dart impactor uses the latest drilling theory to design impactor, which enables the impactor to get the best energy transfer, fast drilling speed and low air consumption. The best quality of raw materials and the most advanced processing technology, stable performance and long life. Easy to use, easy to install and disassemble, easy to repair and easy to repair.


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



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


NM Series High Air Pressure DTH Hammers Without Foot Valve

Technical Data

Length(Without Bit)NM4ANM5ANM6ANM8A
1005mm1110mm1161mm1338mm
Weight(Without Bit)40.00kg68.50kg90.00kg176.00kg
External DiameterØ99mmØ126mm

Ø142mm Ø144mm

Ø146mm Ø148mm

Ø180/Ø185mm
Bit ShankNM4NM5NM6NM8
Hole RangeØ110-Ø135mmØ155-Ø190mmØ155-Ø203mmØ195-Ø254mm
Connection ThreadAPI2 3”/8REG

API2 3”/8REG

API3 1”/2REG

API2 7”/8REG

API3 1”/2REG

API2 7”/8REG

2 7”/8 IF

API4 1”/2REG
Working Pressure1.2-2.0Mpa1.3-2.3Mpa1.5-2.5Mpa1.5-3.0Mpa
Impact Rate at 17 Bar30HZ28HZ25HZ22HZ
Recommended Rotation Speed25-40r/min20-35r/min20-30r/min15-25r/min
Air Consumption

1.0Mpa:5.0m³/min

1.8Mpa:9.0m³/min

2.4Mpa:14.0m³/min

1.0Mpa:7.0m³/min

1.8Mpa:14.0m³/min

2.4Mpa:19.0m³/min

1.0Mpa:9.0m³/min

1.8Mpa:18.0m³/min

2.4Mpa:26.0m³/min

1.0Mpa:12.0m³/min

1.8Mpa:22.0m³/min

2.4Mpa:28.0m³/min




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