Here's an overview of its features and benefits:
🔧 Key Features of Double-Boom Drilling Jumbo:
Two Hydraulic Booms:
Allows simultaneous drilling on both sides of the tunnel face.
Increases productivity and reduces cycle time.
Drilling Coverage:
Typically covers a tunnel section of 6 to 12 meters wide and 4 to 8 meters high.
Booms can be adjusted for different angles and depths.
Cabin or Canopy:
Operator cabin for safety and comfort.
Some models feature air-conditioned, noise-insulated cabins.
Advanced Control System:
Manual, semi-automatic, or fully automatic drilling control.
Optional laser guidance and data logging for precision.
Articulated Carrier:
Rubber-tired or crawler chassis for mobility inside tunnels.
Four-wheel drive and steering for rough terrain.
Rock Drill:
Usually equipped with high-frequency rock drills.
Capable of drilling hole diameters from 33 to 102 mm, depth up to 5+ meters.
✅ Advantages in Tunnel Excavation:
Fast and efficient drilling cycle.
Suitable for blasting excavation in hard rock.
Improves drilling accuracy, reducing overbreak and underbreak.
Enhances operator safety with remote or cabin operation.
Ideal for long and large-scale tunnel projects.
📌 Common Applications:
Hydropower tunnels
Railway and subway tunnels
Highway tunnels
Underground mining development
If you need recommendations for specific models (e.g., from Atlas Copco, Sandvik, or Chinese brands), let me know your tunnel size, project type, and country of use, and I can help further!
