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V10 Ground Hog
DTH blast-hole drilling - excavator-mounted.
Velson's V10 Ground Hog is a Down-the-Hole blast-hole drilling platform offered in two mountings from a shared drill string. As an attachment it mounts on an excavator (5–8 m rod handling, 75–165 mm holes); as a self-contained crawler - GH800LCAD+ and the GH1200 / D120 production build.
- Max Depth
- 100m
- Hole Diameter (min)
- 75mm
- Hole Diameter (max)
- 200mm
- Max Pull-up
- 6000kgf
- Platform
- excavator / self-contained
Full spec sheet
01
Application
- Type
- Blast hole drill - Down-the-Hole (DTH)
- Hole diameter
- 3″ to 8″ (75–200 mm)
- Max drilling depth
- 100 m (excavator / GH800LCAD+)18 m single pass (GH1200 / D120)
02
Model range
- Ground Hog - excavator-mounted
- 5 m rod handling / 100 m depth75–165 mm holesHydraulic power from 20-ton-class excavatorOn-board compressor, 1,100 L fuel tank
- GH800LCAD+ - self-contained
- 8 m rod handling / 100 m depth, 16 m single pass115–165 mm holes164 hp (122 kW) deck engine860 cfm / 290 psi compressor
- GH1200 / D120 - production crawler
- 12 m single pass / 18 m depth102–200 mm holes160 hp (119 kW), 40-ton undercarriage930 cfm / 290 psi compressor
03
Prime mover
- Hydraulic power source
- Excavator (20-ton class) or on-board deck engine
04
Mast & feed
- Rod handling capacity
- 5–8 m single stroke (excavator)12 m single pass (GH1200)
- Drill rod diameter
- 60–115 mm
- Feed system
- Hydraulic cylinder driven steel rope and chain
- Max pull-up force
- 6,000 kgf (59 kN)
- Max pull-up speed
- 40 m/min
- Max pull-down force
- 3,500 kgf (34 kN)
- Max pull-down speed
- 70 m/min
05
Rotary head
- Max torque
- 3,730 N·m - excavator2,600 N·m - GH1200
- Max rotation speed
- 200 RPM
06
Rod handling
- Rod changer
- Single rod with hydraulic tilting (6 m)
- Foot clamp
- Hydraulic operated
07
Hydraulics
- Max system pressure
- 210 kgf/cm² (3,000 psi) - excavator326 kgf/cm² (4,640 psi) - GH1200
08
Compressor & air
- Compressor
- On board - up to 930 cfm
- Delivery pressure
- 290 psi
- Compressor control
- Inside the operator cabin
- Compressor fuel tank
- 1,050–1,100 L
09
Water & dust suppression
- Water flow capacity
- 0–12 LPM
- Water tank capacity
- 1,200–1,600 L
- Dust control
- Water injection at the working face
10
Operator & controls
- Operating panel
- Inside the operator cabin
- Rear view
- Rear camera with display (360° on GH1200)
11
Safety & stabilisation
- Stabiliser jacks
- Four-corner level stabiliser
- Emergency shutdown
- Switches at four corners and inside the operator cabin
- Fire suppression
- Automatic fire-suppression system
- While drilling
- Track locked in position
- Marching alert
- Buzzer with blinking light
- Operator seat belt
- Yes
- Angle indicator
- Digital angle display (X & Y)
12
Dimensions & weight
- Length
- 7.6–8.2 m
- Width
- 2.5–4.2 m
- Height
- 3.35–3.95 m (mast stowed)
Custom build, parts, or service for the V10 Ground Hog?
Our team is the team that built the rig. Send a note with your application and we'll route it to engineering.