|PRD Autoloader New - TECHNICAL SPECIFICATIONS
||6 1/2" bore holes to a depth of 600mtr
||Truck mounted rig with power from truck engine through transfer gear box
||Roto percussion with DTH hammer and Direct circulation, nucleus destruction with bleeding by water, air or foam. Drilling by drag bit (over burden)
||Box type structure
Max Capacity - 30 tons (67200 lbs)
Height - 9mtr (29.5ft)
Rod handling capacity - 6mtr (19.6ft)
|PULL UP AND PULL DOWN
||By means of hydraulic cylinder and wire rope, Reeving Ratio 1:3
Max Pull up force - 18410 Kgs (40587Ibs)
Max pull up speed - 30.5mtr/min (98ft/min)
Max pull down force - 12635kgs (27855lbs)
Max pull down speed - 45 mtr/min (147 ft/min)
||210 kg / cm2 (3000 psi)
|HYDRAULIC OIL COOLER
||70 GPM fin type cooler
||Rotary head is powered by Two hydraulic motor
Max torque - 1336 in - lbs (606kg - mtrs)
Max speed - 0 to 80 rpm
||Four Box type hydraulic jacks
|WATER INJECTION PUMP
||Triplex reciprocating pump powered by hydraulic motor
|BREAK OUT WRENCH
||To open the drill joints hydraulic break out wrench of 350 mm stroke will be provided
||Welding machine, mud pump, diesel filling pump, skid platform with deck engine
|AUTO ROD CHANGER
||Auto rod changing system to handle 6 meter drill pipe of 4 1/2" OD with 2 rod gripper cylinder and 1 arm to raise and lower the drill pipe.
It has equipped swing option 0 - 90 for coupling of drill rods to the drill head.
A separate rod arm is provided to feed the drill pipe to the Rod Changer.
2Nos. of tilting cylinders are provided to tilt the rod rack (having a capacity to hold 70 Nos. of drill rods of 6 mtr long.
The control for the rod changer is controlled by PLC system along with Hydraulic joy stick.
The Deck has Provision to accommodate 400 meters of drill pipes.
|SUITABLE MUD PUMP
||PRD 150 MODEL
Stroke - 150 mm
Liner Size - 125 mm
Maximum working pressure - 21 Kg/cm2
Maximum displacement - 650 lpm
Suction size - 75 or 100 mm
||1100 cfm - 300 psi; 1200cfm - 320psi