DIRECT ROTARY DRILLING RIGS
TRUCK MOUNTED DRILLING RIGS

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DEW DR2500

DIRECT ROTARY DRILLING RIGS

DEW-DR 2500 is Direct Rotary drilling rig which is used only in Mud and sand area for 16" to 18" diameter up to 2500 feet ( 700 mtr ).

  1. It is easy to operate.
  2. Low maintenance due to quality mechanical technology.
  3. Easy to Maintain.
DIRECT ROTARY DRILLING RIGS
Depth: 4 1/2" dia bore holes to a depth of 200mtr(600ft) using 3" drill rod
6 1/2" and 8" dia in steps bore holes to a depth of 150mtr(500ft) using 3" drill rod
10" dia bore holes to a depth of 50mtr (150ft) using 4.5" drill rod
Prime mover: Through PTO drive from truck engine or seprate deck engine
Mast: 8" 'C' channel structure
Max capacity- 8tons(17600lbs)
Height - 4.5 mtr (15ft)
Rod handling 3 mtr (10ft)
Rod changer with auxillary winch: Manually operated three rod changer with 2000kgs capacity pull up winch to carry drill pipes, hammer & other tools
Break out: To open the drill joints hydraulic break out cylinder of 300mm stroke will be provided
Hydraulic system: Hydraulic pressure : 211kg/cm2 (3000psi)
Pull up speed : 6.9 mtr / min (23ft / min)
Pull up force : 3000kg (6600 lbs)
Pull down force : 2000kg (4400 lbs)
Pull down speed : 10.5 mtr/min (34ft / min)
Reeving ration: 1:02
Rotary head: Miximum torque 146kg-mtrs(12740 inch-lbs)
Rotary head speed: 0 To 100
Water injection pump: 80lpm water pump driven by hydraulic motor
Optional attachment: Hydraulic motor drive mud pump
Suitable compressor: 450cfm@175psi; 600cfm@200psi ; 900cfm@200psi
Jack: Four hydraulic leveling jack for proper levling drill point with seprate lever