CBG Precision Engineering Company - Direct Circulation Rotary Rig
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Direct circulation Drilling Rig
  Reverse Circulation Drilling Rig
  Mud Rotary Drilling Rig
  Duplex, Double Acting, Reciprocating Pump
  Triplex, Single Acting, Reciprocating Pump
  Drilling Accessories
 

GP-1500 Direct Circulation Rotary Rig

 
Rated Capacity
Drill Pipe
Minimum Hole Dia.
Depth
60 mm
145 mm
770 Mts.
 
73 mm
152 mm
610 Mts.
89 mm
203 mm
475 Mts.
Casing Load

    18,200 Kgs. Using double sheave Travelling Block, Dead end at frame.

Mast

z

Construction

     Tubular Steel, Electrically Welded.

Height

     13 Mts. above ground.

Gross Load Capacity

     31,820 Kgs.

Hook Load Capacity

     18,200 Kgs. With double sheave travelling block.

Raising and Lowering

     2 Hydraulic Cylinders.

Crown Block

     5 Sheave Plus 1 Catline Sheave.

Drill Head

z

Type

     Integral with draw works and pull down Cy. Drive through torque tube and disc type clutch

Opening

     90 mm or 108 mm

Retraction

     525 mm

Kelly

     85.72 mm OR 104.77 mm Dia, 8.53 Mts. Long, 3 Fluted round kelly.

Pull Down (Optional)

Type

     2 Hydraulic Cylinders.

Stroke

     762 mm.

Force

     706 Kgs. for each 7.03 Kg/cm2 hydraulic oil pressure.

Draw Works

     Barrel Dia. X Length                                  Single Line Pull Bare Drum

Hoisting Drum

     178 mm X 216 mm                                        6820 Kgs.

Sand Reel

     178 mm X 216 mm                                        6820 Kgs.

Clutch

     406 mm, 2 Plates mechanical type. (Air Clutch Optional)

Brakes

     470 mm X 100 mm Mechanical High Leverage type double equalised.

Drive

     By Chain.

Transmission

     Five speed forward, one speed reverse.

Sub Drive Case

     Suitable for mounting automotive gear box and to obtain hydraulic pump drive.

Hydraulic

     Pump fixed displacement vane type discharge & pressure 80 LPM @ 70.3 Kg/cm2

Mud Pump

       Standard                                 Optional

Model

     CBG - 150                                CBG - 200

Stroke & Liner Size

     150 mm X 140 mm                     200 mm X 150 mm

Disp. & Pressure

     885 LPM @ 17.79 Kg/cm2           1361 LPM @ 20.74 Kg/cm2

Drive

     "V" Belts / Chain.

Clutch

    Clow Clutch OR 203 mm, 3 Plates Mechanical.

Leveling Jack

     4 Mechanical Jack (Optional Hydraulic)

Lighting

     From truck battery or dynamo, optional separate lighting generator.

Controls

     Conveniently located.

Primer Mover

     Truck mounted version all components driven by same truck engine through PTO

 

     Skid / Trailer mounted Version all components driven by 100 HP Diesel Engine.

Mounting

     4 X 2, 4 X 4, 6 X 4 Truck Chassis OR Full / Semi Trailer Mounted.

Optional Available

     Hydraulic Break Out, Welding Generator, Semi Auto Pull Down Chuck, DTH Attachment, wire
     line hoist and Higher Rotary Speed Up to 750 RPM for Core drilling purpose.


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