Water Well Rigs
 
  Rotaham Series
  Direct Rotary 500
  Direct Rotary 1000
  Direct Rotary 1500
  Direct Rotary 2000
  DTH 300 SH
  DTH 350
  DTH 500 SPL
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  Blast Hole Rigs
 
  DTH-6-100D/E
  RBH-4-100D
  RBH-6-100D/E
  RBH-8-100DE
  SK 60E
  Mud Pumps
 
  Right Angle Gear Head
  Turbine Pumps
  Dust Collecting Equipment

Direct Rotary Drills [DR 500]
ROTARY DRILLS They are meant for drilling in alluvial and semi-consolidated formations and for virgin areas in connection with exploration program, by using drilling mud fluid.
   

MODEL

 

DR – 500

HYDRAULIC SYSTEM

   

Rated capacity

 :

Drill Rod  Hole Dia   Depth

Pump type

:

Fixed displacement vane type.

 

 

60 mm   152 mm 198.2 mtrs

Discharge

:

60 LPM at 70 Kg./cm2

 

 

73 mm 203 mm 152.5 mtrs

Drive

:

Direct coupled

 

 

89 mm 305 mm 91.5 mtrs

 

 

 

MAST

:

 

ENGINE

:

Truck / Trailer / Skid

Construction

:

Electrically welded tubular steel construction

Model

:

Truck Engine  Diesel  Diesel

Height- Standard

:

5.48 mtrs. (above rotary table)

BHP

 

----                   40         40

-  Optional

:

8.23 mtrs (above rotary table)

Speed  (RPM)

 

----                   2000      2000

Gross Load capacity

:

9091 kgs

 

 

 

Crown Block

:

2 sheaves for wire lines;

TRANSMISSION

:

4 or 5 forward and 1 reverse

 

 

Angled over the drums;

KELLY

:

73 mm x 4.27 Mtrs.

 

 

2 spring mounted pull-down

 

 

Long Round 3 flutted.

 

 

Tension sheaves.

LEVELLING JACKS

:

4 Nos. mechanical

Raising & Lowering

:

Two double acting Hydraulic cylinders

MOUNTING

:

Truck or Trailer

 

 

 

OVERALL DIMENSION

:

Approx. Mast lowered position

ROTARY TABLE

:

 

 

 

Length     :  60 Mtrs.

Opening

:

120 mm

 

 

Breadth   :  30 Mtrs.

Construction

:

Spiral Bevel Gears; Oil bath lubrication. Roller bearings.

 

 

Height     :   3.20 Mtrs.

Drive

:

Torque tube

 

 

 

 

 

 

 

 

 

Clutch

:

Disc type

 

 

 

Retraction

:

356 mm Hydraulic actuated

 

 

 

PULL DOWN

:

 

 

 

 

Type

:

Chain, Hydraulic actuated.

 

 

 

Feed

:

3.96 Mtrs.

 

 

 

Max. Pull down load

:

2273 Kgs

OPTIONAL :

 

 

 

 

 

* PRECISION make , S-150 Duplex double acting mud pump having 139.7 mm bore and  152.4 mm stroke at a maximum of 100 strokes/min with a discharge of 915 LPM at 17.99 Kg/cm2 pressure

DRAW WORKS

:

Two identical Drums.

* DTH attachment for drilling in hard Rock by DTH   method.

Barrel dia x Length

:

133 mm x 127 mm

* Hydraulic leveling jacks with safety check valves.

Flange dia

:

305 mm

* Hydraulic Break out Wrench.

Pull Capacity

:

2273 Kgs. (single line bare drum)

 

 

 

 

 

 

 

 

 

 

 

 

 

Clutch

:

Multi disc type

Brake

:

High leverage mechanical

Drive

:

Torque tube

MUD PUMP

:

STANDARD

Make

:

Precision

Model

:

S-125

Type

:

Duplex double acting

Bore x Stroke

:

114.3 mm x 127 mm

Max. Stroke/Min

:

110

Pressure & Discharge

:

550 LPM at 13.85 kg./cm2

Drive

:

`V’ Belt

Clutch

:

Friction disc type