PRD Speed Star

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The comprehensive range of PRD Speed Stars drilling truck offered by us is widely used in construction and engineering related industries. These truck mounted rigs use power from truck engine through transfer gear box to ensure better performance. The rig has a box type structure with excellent rod handling capacity. The pull-up and pull-down functions are performed by means of hydraulic cylinder and wire rope in the equipment. We offer our products with additional attachments like welding machine, mud pump, diesel filling pump, and skid platform with deck engine.

PRD SPEED STAR – TECHNICAL SPECIFICATIONS
CAPACITY 8″ bore holes to a depth of 363 mtr (1200ft)
PRIME MOVER Truck mounted rig with power from truck engine through transfer gear box
WORK METHOD Rotation with direct circulation, nucleus destruction with bleeding by water,
air or foam. Drilling by drag bit (over burden) Roto percussion with DTH hammer
MAST Box type structure
Max Capacity – 18 tons (39600 lbs)
Height  – 8.20 mtr (27 ft)
Rod handling capacity – 6.1 mtr (20 ft)
PULL UP AND PULL DOWN By means of hydraulic cylinder and wire rope, Reeving Ratio 1:3
Max Pull up force     -10750 kgs (20,240 Ibs)
Max pull up speed    – 39 mtr/min (128ft/min)
Max pull down force – 6318 kgs (13900 lbs)
Max pull down speed – 50 mtr/min (167 ft/min)
HYDRAULIC SYSTEM 210 kg / cm2 (3000 psi)
HYDRAULIC OIL COOLER 70 GPM fin type cooler
ROTARY HEAD Rotary head is powered by one hydraulic motor
Max torque  – 26,900 in – lbs (303kg – mtrs)
Max speed   – 0 to160 rpm
JACKS 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
ROD CHANGER Manually operated rod changer to handle single rods with 1000 kgs capacity
pull up winch to carry drill rods, casings and hammer tools –four rods optional
OPTIONAL ATTACHMENTS Welding machine, mud pump, diesel filling pump, skid platform with deck engine
SUITABLE COMPRESSOR 1100 cfm – 300 psi; 1200cfm-320psi
SUITABLE MUD PUMP PRD 125 MODEL
Stroke – 127 mm
Liner Size – 100 mm
Maximum Working Pressure – 17.58 Kg/cm2
Maximum displacement – 435 lpm

 
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