Underground Rock Bolting Jumbo
This specialized mining machinery is designed for underground tunneling and roof bolting. The robust machine features a multi-directional bolting head on an articulated arm for precise placement of rock bolts to stabilize tunnel roofs and walls.



Technical Specifications
Overview
High-Performance Underground Bolting
The DS3 Underground Rock Bolting Jumbo is a robust, specialized machine engineered for efficiency in tunnel stabilization and roof support applications. Featuring dual rock drills and a highly maneuverable articulated carrier, it delivers precise bolt placement in confined underground environments. With a powerful 64kW diesel engine and versatile electric system, this unit is designed to maximize productivity while maintaining safety and reliability in demanding mining conditions.
Drilling Performance
Drilling Performance
Technical Drilling Specs
| Feature | Specification |
|---|---|
| Hole Diameter Range | Φ36 - Φ64 mm |
| Feeder Length Options | 2600 / 2900 / 3200 mm |
| Drill Rod Length Options | 1830 / 2175 / 2475 mm |
| Bolt Length Options | 1500 / 1800 / 2000 mm |
Carrier & Mobility
Carrier Dimensions
- Overall Dimensions (L x W x H): 10310 x 2050 x 2110/2810 mm
- Total Weight: 11300 kg
- Ground Clearance: 280 mm
- Tyre Size: 9.00R20
Mobility Performance
Power & Systems
Power Systems
| System | Rating/Value |
|---|---|
| Diesel Engine Power | 64 kW @ 2400 rpm |
| Main Electric Motors | 37 kW |
| Total Installed Power | 59.5 kW |
| Voltage | 380-1140 V |
Operational Features
Boom Capabilities
- Feed Roll-over: ±180°
- Telescopic Travel: 1190 mm
- Max Lifting Angle: Down 95° / Up 3°
- Safety & Auxiliary Systems
- Multi-disc Wet BrakesArticulated SteeringRear Axle Swing (±7°)Dust Suppression Ready



