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SANDVIK Specification Sandvik DD421-60C(Former model: DD420, Tamrock Axera 7)

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Equipment ID : skudrillrigs_29
Category : Hydraulic Drilling Rigs (Drill Jumbo)
Brand : SANDVIK
Model : Specification Sandvik DD421-60C(Former model: DD420, Tamrock Axera 7)
Description : Saandvik DD421-60 C Underground drill rig is a two boom electro hydraulic jumbo for fast and accurate drilling in drifting and tunneling of 8-60 m2 cross sections

Equipment Details

Equipment Specification
Brand SANDVIK
Model Specification Sandvik DD421-60C(Former model: DD420, Tamrock Axera 7)
Coverage Dimension
Coverage Area 60 m²
Max. Coverage height 6685 mm
Max. Coverage width 9970 mm
Traming Specifications
Max Length 4660 mm
Total Weight 25000 kg
TRAMMING SPEED Horizontal: 16 km/h14% = 1:7 = 8º 6.5 km/h
Gradeability/n inclination 15º / 5º
HYDRAULIC ROCK DRILL
Rock drill RD525
Optional Rock Drill RD520,HLX5
Impact/Percution power 25 kw
Impact/Percution rate 93 Hz
Hydraulic/Percution pressure Max. 235bar
Rotation speed Max. 400 rpm
Rotation torque, max Max. 400 Nm
Water consumption, max 185 l/min
Shank adapter T38 (male)
Height over drill centre (Profile Height) 90 mm
Length without shank 1010 mm
Weight 225 kg
Boom
Model SB60
Parallel Coverage 54 m2
Parallelism/Parallel holding Automatic hydraulic
Boom Extension 1200 mm
Boom/Feed Roll over angle 358°
Boom Weight 2250 kg
Feed
Model TF500 10-16 ft
Feed force Max. 25 kN
Feed extension 1350 mm
Drill steel length 3700 mm
Hole depth 3440 mm
TF feed length 10, 14, 16 ft
Weight 500 kg
Optional feed Feed TF500 10 ft,14 ft,16 ft
Water system
Description Water flushing flow and pressure control air mist flushing option
Water booster flow/dischage Capacity 185 l/min
Electrical system
Total Installed power 180 kW
Voltage 380-690 VAC
Hydraulic system
Hydraulic pumps Description Percussion pump , Rotation pump
System pressure, max 110cc/60 cc
Carrier
Engine Description MB OM904LA Tier 3
Engine Rated Power 110 kw
Transmission Description Hydrodynamic spicer T20000
Front axle description Spicer
Service filling capacity
Hydraulic Oil Tank Capacity 270 liters
Fuel tank Capacity 140 liters

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