KJ321 Hydraulic Tunneling Jumbo Mine Machine Drilling Rig For Underground
KJ321 Hydraulic Tunneling Jumbo Mine Machine Drilling Rig For Underground
Product Details:
Detail Information
Torque:
1000 Nm
Drilling Angle:
0-90 Degrees
Dimension:
13158*2959*3359
End Hole Diameter:
75mm
Drill Weight:
975kg
Open Hole Caliber:
200mm
Methos:
Reverse Circulation Drilling (RCD)
Drilling Method:
Rotating
Mud Pump Pressure:
10 MPa
Rod Dia:
76 OR 89 MM
Drilling Hold Dia:
50 - 113 Mm
Crawler Ground Pressure:
0.1 MPa
Maximum Opening Diameter:
300mm
Total Weight:
113 Ton
Crawler Width:
500 Mm
Highlight:
High Light
Highlight:
Hydraulic jumbo mine machine
,
jumbo mine machine Drilling Rig
,
Hydraulic jumbo underground mining
Trading Information
Minimum Order Quantity:
1
Price:
Negotiable
Packaging Details:
Carton
Delivery Time:
2-3 Weeks
Payment Terms:
T/T
Product Description
KJ321 Hydraulic Tunneling Drilling Rig
Application and Features
The KJ321 hydraulic tunneling drilling rig is engineered for drilling tunnels with cross-sections ranging from 12-45 m². It performs vertical, inclined, and horizontal drilling operations, including blast hole drilling and rock bolting.
Key Features
Flexible Drilling Boom: Features two symmetric rectangular coordinate booms with 360° rotation and self-leveling beam for precise positioning. Ideal for lateral cross-cut and rock bolting operations.
Operator-Friendly Layout: Balanced chassis with articulated four-wheel drive provides excellent visibility and maneuverability for safe operation in confined tunnel spaces.
High-Frequency Impact Drill: Stepped piston design delivers high-frequency impact for efficient rock drilling, increasing speed while reducing tool wear.
Wide Operating Space & Automation: Spacious work area with automated functions enables operators to focus on precise, efficient, and safe drilling operations.
Maintenance Friendly: All components are strategically placed for easy access and maintenance, ensuring long-term operational reliability.
Applications
Underground tunnel excavation for mining, metro, highway, and railway projects
Drilling operations in confined or complex tunnel environments
Rock bolting and stabilization in underground construction projects
