Jumbo Drilling Machine Underground Tunneling Mining Drilling Rig

Short Description:

Introducing the KJ421 Hydraulic Tunnel Boring Rig – the ultimate solution for all your tunnel boring needs. This large drilling machine is specially designed to meet tunnels of different sizes, with cross-sections ranging from 16-68 square meters. The drilling rig has super drilling capacity, can drill blast holes and bolts in vertical, inclined and horizontal positions, and is an indispensable tool for tunnel construction.


Product Detail

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Specification

Dimensions and weight
size 12000mm*2160mm*2500/3300mm
Weight Appr.22000kg
Tramming speed on flat ground 10km/h
Maximum climbing capacity 25%( 14°)
 Safety protection
Noise level <100dB(A)
Lifting safety roof FOPS & ROPS
Drilling system
Rock drll HC50 RD 22U/HC95LM
Rod sze R38 R38、T38
lmpact power 13kW 22kW/21kW
mpact Frequency 62 Hz 53 Hz/ 62 Hz
Hole diameter 32-76mm 42-102mm
Beam rotation 360°
Feedextension 1600mm
Model of drill boom K 26F
Fom ofdrill boom Self-leveling
Boom extension 1200mm
For more technical parameters, please download the PDF file
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Product Description

KJ321

Introducing the KJ421 Hydraulic Tunnel Boring Rig - the ultimate solution for all your tunnel boring needs. This large drilling machine is specially designed to meet tunnels of different sizes, with cross-sections ranging from 16-68 square meters. The drilling rig has super drilling capacity, can drill blast holes and bolts in vertical, inclined and horizontal positions, and is an indispensable tool for tunnel construction.

One of the most important features of the KJ421 drill rig is the excellent visibility it offers the operator. This is especially important when working in narrow tunnels as it helps to ensure that the drilling process runs smoothly and without any incidents. In addition, the balanced layout of the four-wheel drive system and the articulated chassis make this rig extremely agile, fast and safe when driving in tight spaces.

But that's not all!  The KJ421 drill rig is equipped with many other features that make it the first choice for tunneling professionals. These include the ability to work effectively in all weather conditions, making it a valuable investment for those operating in regions with extreme climates.

Additionally, the rig has a low noise level, making it suitable for use in populated areas without causing too much disruption. This is due to its state-of-the-art noise reduction technology, which ensures that the drilling process is as quiet as possible.

To sum up, the KJ421 hydraulic tunnel boring machine is an essential tool for tunnel construction personnel. Its versatility, ease of use and advanced features make it an indispensable tool for drilling through rock and other materials. If you're looking for a reliable, high-quality jumbo drill that can get the job done quickly and efficiently, look no further than the KJ421 drill. Invest in one today and take your tunneling work to new heights!


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