JIANGXI SITON MACHINERY MANUFACTURING CO., LTD.

DW2-50 Wheel Double Booms Drilling Jumbo
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Standard features of DW2-50 Wheel Double Booms Drilling Jumbo:

1. Hydraulic boom:

Hydraulic boom with double tripod suspension for accurate hydraulic parallel holding in all directions; Direct, fast, easy operation, good accuracy and accurate positioning between holes.
Telescopic boom make up of the angle when drilling the hole of bottom and top, thus no blind angle left.

American HELAC rotary actuators with high rotation torque, high load capacity, no position shift, compact, good anti-pollution capacity, heavy-duty etc.

2. Rock drill:

France Montabert rock drill with high hardness, high drilling speed, low drilling tool wastage, low failure rate etc.

3. Hydraulic feed:

Heavy-duty aluminium feed with high bending and torsional resistance for maximum durability.

Snap-on stainless steel sleeves & polymer contacts.

4. Carrier:

Sturdy, articulated carrier with four-wheel drive, powered by diesel engine, High speed and flexible transition improve the working efficiency.

Central lubrication system.

Four jacks for stable set up.

5. Control system

Hydraulically controlled drilling system which incorporates the anti-jamming function rotation pressure controlled feed(RPCF); Impact, Rotation and feed adopt separate hydraulic pump, independent control loop ensure the stable power output.

6. General:

Cable reel, control the cable automatically, save labor and improve the safety.

FOPS telescopic protective proof.

Electrical driven piston compressor.

Working lights.

Overall dimension:
DW2-50 Wheel Double Booms Drilling JumboDW2-50 Wheel Double Booms Drilling Jumbo
Technical Parameters:

Item

DW2-50

Complete machine

Overall Dimension(L*W*H)mm

12440x1990x2260/2960

Coverage Area(W*H) m

4.5x4.5-8x6

Hole Diameter mm

φ36-φ102

Drill Steel Length mm

3700

4310

4920

Hole Depth mm

3405

4015

4625

Drill Speed m/min

0.8-2

Main Motors KW

2x55

Hydraulic Oil Tank, Volume Max L

200

Total Weight kg

19000

Boom

Rock Drill Item

HC50(Standard)

HC109(Optional)

Feed Roll-over °

±180°

Telescopic mm

1050

Max.Lifting angle (max) °

Down 95°  Up 3°

Feed Extension mm

1350

Carrier

Diesel Power HP/KW

58

Articulated Steering °

±41°

Tyre Size

12 x R20

Rear Axle Swing angle°

±8°

Clearance Axles / Outside Axles °

14

Min.Turning Raduis  m

Inner >3.25/Outer >6.1

Tramming Speed km/h

12

Ground Clearance mm

280

Service Brakes

Multi-disc wet brake

Fuel Tank Volume L

60

Air system

Max Capacity m³/min

0.35

Air Pressure Gauge  Mpa

0.2-0.8

Water system

Max Capacity L/min

35

Water Pressure Gauge Mpa

0.8-1.2

Electric system

Total Installed Power KW

114(2x55+4)

Voltage V

380/660

Motor Frequency HZ

50-60

Tramming Lights W

4x55  

Working Lights W

2x55  

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