DTH Circulation Rotary Rig, DTH Circulation Rotary Rig Exporters, DTH Circulation Rotary Rig Manufacturers
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Product Code : P-07

Product Specification

1 PRD Double Super:

Technical Specifications:


6" to 8" dia bore holes to a depth of 1000 ft. (300 mtr)

Prime Mover

Truck mounted rig with power from truck engine.

Work Method

Rotation with direct circulation, nucleus destruction with bleeding by water, air or foam.
Drilling by drag bit (over burden) Roto persussion with DTH hammer.


Box type structure
Max. Capacity                33,000 lbs (15 tons)
Height                           27 ft. (8.1 mtr)
Rod handling capacity      20 ft. (6.1 mtr)

Hydraulic System

Max. operating pressure   3200 psi (210 kgs)

Hydraulic Oil Cooler

Fin Type Flow capacity 90 GPM Cooler fan drive through hydraulic motor.

Pull Up And Pull Down

By hydraulic cylinder and wire rope, Reeving Ratio 1:3
Max. Pull up force            17,380 lbs (7900 kgs)
Max. Pull up speed           244 ft./ min (74 mtr / min)
Max. Pull down force        11,880 lbs (5400 kgs)
Max. pull down speed       356 ft./ min (108 mtr / min)

Rotary Head

Rotary head is powered by one hydraulic motor
Max. torque                    26,400 in-lbs (303 kg-mtrs.)
Max. speed                     0 to 130 rpm


Four hydraulic jacks of 100 x 63 x 610 mm stroke.

Water Injection Pump

Triplex reciprocating pump of 50 lpm 1000 psi powered by hydraulic motor.

Break Out Wrench

To open the drill joints hydrailic break out wreanch of 350 mm stroke will be provided.

Rod Changer with
Auxillary Winch

Manually operated single pivoted rod changer with 1000 kg capacity pull up winch to carry
drill rods, castings and hammer tools.

Suitable Compressor

800 cfm, 200 psi / 900cfm, 200 psi / 1000cfm, 275psi / 1100 cfm, 300psi.


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Perundurai - 638 052 paran@prdrigs.com
Tamilnadu, India mobile Mobile : + 91 - 9843110011
mobile Mobile : + 91 - 9786 - 688799
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Contact Person : Mr.Mithun Contact Person : Mr.Suresh Contact Person : Mr.Mike