Down The Hole Hammer DTH Drilling Rig for Blast Hole (HFGA-44)
Production Details
It adopts two-stage compression air compressor with excellent energy efficiency and 2800n.m large torque rotary head to realize fast rock drilling with high wind pressure. It has excellent fuel economy performance and is more energy saving and environmental friendly.
The light weight and compact size are very convenient for transferring between construction sites and steps, and are suitable for blasting holes, pre-holes, shock absorption holes and ultra-deep holes in quarries and quarries.
Parameter Data
|
Main technical specifications |
HFGA-44 |
|
The engine |
cummins
194kw@2,000rpm |
|
DTH hammer |
3.5"/4" |
|
Drilling hole diameter |
φ90-138mm |
|
Storage bit quantity |
6+1 |
|
Drill pipe specifications |
φ68/76mmx3,500mm |
|
Maximum operating torque |
2,800N.m |
|
F.A.D exhaust air. |
16m3/min |
|
Maximum working pressure |
20 bar |
|
Max. lifting force |
31kN |
|
Max. walking speed |
3km/h |
|
Climbing ability |
25º |
|
The crawler frame swings |
±10º |
|
Weight |
13,500kg |
| Different Models of Automatic Integrated Drilling Rig 28-35m for Your Choice |
| Model |
Drilling Caliber |
Max. depth |
Feature |
| HFGA-44 |
90-130mm |
28m |
Automatic Integrated Drilling Rig |
| HFGA-45 |
110-152mm |
28m |
Automatic Integrated Drilling Rig |
| HFGA-46 |
138-165mm |
35m |
Automatic Integrated Drilling Rig |
| HFGA-47 |
138-203mm |
30m |
Automatic Integrated Drilling Rig |
Features
1.Precise straight hole for better blast result control.
2.Increasing stripping speed by combining and pre -splitting holes.
3.Reducing waste by increasing slope angle.
4.Much better flexibility than the traditional drill rigs.
Construction Site
Company Introduction
Hanfa Group established in 1998 is a key enterprise in the industry of geological exploration and water well field, with the ability to research,manufacture and market. Now, the Group pursues high standard manufacturing and qualified products. It has more than 20 species such as water well drilling rig, core drilling rig, engineering drilling rig, DTH drilling rig,
horizontaldirectional drilling rig, etc. These machines are mainly used in geological prospecting, exploration of railway and
highway engineering, mining, SPT, water well, geothermal well etc. Some of them won the Scientific and Technical Advance Prize or the National Scientific Research Achievement Prize. All the products have passed the quality system certification of ISO9001:2000 and are national inspection-free products.
1. More than 30 years of experience
The factory is located in Henan Province, China. We are very welcome to visit our factory. If
you need it, we will arrange a pick-up.
2.Top production team
The transportation and packaging will be packaged in international standards. If you have special packaging requirements, we will give you the most suitable solution.
3.Our Service
- New machine provides technical trair.
- Once anything goes wrong with the machine by normal using, our technical person must appear at the first time no matter where you are.
- When the machine should be maintained, you will receive the reminding from us.
- According to different geological conditions, we will recommend different construction plans for you
- Remind you which are wearing parts, so you can prepare enough.
- 24 hours respond to your quality problem.
Our Customers
Audited Supplier 
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