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TECHNICAL SPECIFICATION GETECH Industries Ltd

technical_specification CDTH300 CORE cum DTH DRILL RIG
General:CDTH300 Model, Top Head drive  hydraulically operated drill Rig is capable of drilling in any kind of medium to hard rock formation to extract mineral samples by core drilling and non coring by DTH method up to a maximum depth of 300 Meters. Under favorable drilling conditions. The following are the detailed specifications.

1

Core drilling:
NQ
HQ
Angle drilling
DTH drilling:
Max. drilling
Max. Depth


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300 m (980 feet)
200 m (650 feet)
45 Deg

140 mm (5.5”)
300 m (980 feet)

 2

Carrier Truck


Make
GVW
Model
Engine Rating




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Truck for the mounting of Rig, compressor and
Mud pump.

Ashok Leyland
25 Tonne
2516H - 6x4
163ps @ 2400Rpm

3

Prime Mover

 

The system shall be powered by a Truck engine with suitable PTO arrangement.

4

Mounting Platform Structure

 

Electrically welded steel structure covered with 5mm Chequred plate.

5

Mast Assembly
Mast overall Length
Rotary Head travel
Centralize opening

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Sturdy structural RHS tubular structure electrically welded.
10000mm
7000mm
10.6” (270 mm)
  • Raising and Lowering: by Hydraulic Cylinder
  • For angle drilling mast will be provided with sliding     arrangement.
  • 6 Feed System

    Feed cylinder Size & stroke
    Pull Back
    Pull Down
    Hoisting speed
    Reeving Ratio


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    Feed & Hoist actuation: double acting hydraulic cylinder, Pulley and wire rope.
    Dia 125 mm x Dia 80mm x 2350mm
    8900 Kgf
    5300 Kgf
    (UP) 45Mtr/ Minute
    1:3

  • Feed system consists of Hold back arrangement to control limit weight on bit, rapid and slow feed arrangement to suit variable ground condition.
  • 7 Rotary Head Assembly
    (Top Head Drive)
    Torque
    Rotation Speed


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    Fabricated steel body and spur gear reduction
    Stage-1
    0 – 80 kg.m
    0-1000 Rpm

    Stage-2
    0-180 kg.m
    0-200 RPM

    The RH unit travels on Mast assembly of sturdy     construction to absorb sudden shock loads     encountered during drilling operation.

    Swing/Slide out arrangement
    8 Hydraulics






    Max operating pressure
    Hydraulic Tank capacity
    Filtration (Nom) – Return line

     

     




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    The entire Equipment is designed to operate at high   
     temperature encountered in the normal weather     conditions.

    Open loop circuit with variable displacement piston     pumps and proportional valves for feed and rotation.     Diverter valves for auxiliary drives.

    220 Kg/Cm2

    550 Liters.

    10/25 Microns

    Cooling: Fin type oil to Air.
    9 Control Panel

     

    All Necessary control and monitoring valves and gauges are installed at control panel located nearer to drilling point for driller convenience
    10 Stabilizer
    Cylinder bore diameter
    Stroke
    No. Of Jacks

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    Model: Hydraulically operated double acting cylinder
    125mm (4.9”)
    610mm (24”)
    4 Nos.
    The above jacks are provided with ‘Reverse Flow     restricted’ valves to ensure safe operation.
    Two rear jacks are operated with two separate valves     and two front jacks are operated with a single valve.
    11 Rod holder

     

     

     

    The drill Rig is equipped with hydraulic operated drill     rod holder for NQ to HQ

     

    12 Mast raising
    Cylinder

    Cylinder bore diameter
    Stroke
    Qty.
     

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    For raising and lowering the Mast Assembly

    100mm

    800mm
    2 No.’s
    13 Mud Pump

    Max. Flow
    Max. Pressure

     

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    Hydraulically driven Triplex single acting pump for carrying     out the core drilling operations.
    120 Liter/minute
    40 bar
    14 Wire Line winch Assembly
    Line pull (Bare Drum)
    Max. Speed (Bare Drum)
    Wire drum Capacity
    Wire diameter
    Drive
     

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  • Hydraulically operated winch for wire line drilling

  • 1000 Kgf

    100Mtr/Minute

    300 Mtr.
    8mm
    Hydraulic Motor
    15 Main Hoist Assembly

    Line pull (Bare drum)
    Max. Line speed
    Wire dia
    Drive



     
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    Hydraulically operated hoisting winch for handling casing     pipes and drill pipes.

    5000Kgf

    40Mt./Minute
    16mm
    Hydraulic Motor
    16 Air compressor
    Make
    Capacity

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    Air compressor will be mounted on rig carrier truck.
    ELGI or equivalent
    1100 Cfm/300 PSI
    17 Air line lubricator
    Make
    Capacity
    Tank

     

    Air line lubricator for DTH Hammer lubrication.
    Spinc
    1400 cfm/ 350 psi
    13 lts.

    Note:
    In view of continuous R&D and product improvement programme all specification; features etc. are subjected to amendments with out prior notice.

    GETECH Industries drilling rigs can be supplied in custom-built models in various configurations and Mounting features to suit all special requirements.

     
     
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