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Truck Mounted Drilling Rigs - KLR Make CDR 600, Core Cum DTHR Combination Drilling Rig

Technical Specifications

General

KLR make, Model CDR 600, truck mounted diamond core drill rig, Top drive all hydraulically operated CORE drill rig. This rig is capable of drilling in any kind of medium to hard soil formation for mineral sample extraction to a depth of 600 Mt. (2000 Ft), this rig is capable of drilling in medium to hard soil formation using DTH and unconsolidated, clay formation using rotary method under favorable drilling conditions the following are the detailed specifications.

DTH Drilling

Drill Hole Diameter 165 MM 6.5 (Inches) Max Drilling Depth 450 Mts 1,500 Feet Max Drilling Diameter 203.2 MM 8 Inches Max Drilling Depth 300 Mt 1,000 Feet Max Drill Pipe Diameter 114.3 MM 4.5 Inches Max Drill Pipe Wall Thickness 8.9 MM 0.33 Inches Max Drill Pipe Length 4.5 mts 15 feet

Note: Under favorable Drilling conditions.

Rotary Drilling

Max drill hole diameter 203 MM 8 Inches. Max drilling depth 500 Mts 1,650 Feet Max diameter (reaming) 270 MM 10 5/8 Inches

Note: Under favorable Drilling conditions.

Core Drilling

Drilling Size and Drilling depths (Maximum).

HQ/NQ 600 Mtr 2000 Feet Max Drill Pipe Length 3 Mtr 10 Feet

Note: Under favorable Drilling conditions.

Power Unit

Truck engine or Deck engine with suitable Pump mounting arrangement shall power the entire hydraulic system of the rig with minimum rated power of the engine -160.0 HP @ 2100 rpm.

Mast

Sturdy Structural Box Type Mast of electrically welded construction, main members are made out of heavy duty structural steel channels reinforced with suitable cross members, so that it will be strong enough to withstand the varying drilling loads. The mast shall be provided with a provision for drilling at a angle of 45 deg. The mast is capable of handling upto 6 mtr drill pipe & casting.

Mast length 10,000 mm 256.0 Inches Rotary Head Travel 7,000 mm 145.0 Inches Centraliser Opening 304.8 mm 12 Inches Reeving Ratio 1:3 Raising & Lowering With Hydraulic Cylinder

Top Head Rotary Drive

Heavy duty hydraulic driven top head rotation head unit with dual speed motor and gear box arrangement having infinitely variable speed from (0-975rpm). This unit travels on the mast and is of sturdy construction to absorb sudden & varying shock loads generally encountered during drilling operations. The rotation head gear box is also provided with slide out or swing out arrangement.

Rotary Head Output Speeds & Torques

Speeds Torques 975 rpm 55 kg m 490 rpm 110 kg m 300 rpm 315 kg m 145 rpm 630 kg m

Feed System

Feed system is provided with adequate travel for handling drill pipes and casing pipe upto 3.0 Mt. Long. The feed and hoist are actuated by a suitable hydraulic cylinder with wire rope and pulley arrangement. The feed system has the following capabilities.

Feed Cylinder ø 125 x ø 70 x 2350 Pull Up 8500 Kgf 18735 lbf Pull Down 5800 Kgf 12780 lbf Pull Up Speed 40 Mt/Min 132 Ft/Min Pull Down Speed 60 Mt/Min 198 Ft/Min

Hydraulic System

The hydraulic system is designed for fuel efficient and high productive capacity. All hydraulic elements like pumps, motors, valves, and cylinders shall be of adequate capacities and of reputed makes.

Max Operating Pressure (open loop) 250 Kg/cm2 Max Operating Pressure(Closed Loop) 300 Kg/cm2 Hydraulic Tank Capacity 800 Lt Filtration (Nom.) Return Line 10 to 25 Microns Hydraulic Oil Cooler Fin Type Oil to Air

Mud Pump (Recommended size for Rotary Drilling)

Hydraulically driven Duplex, double acting reciprocating 5 x 4 model Mud Pump. This mud pump is suitable for handling clear water, drilling mud and bentonite solutions.

Bore (Liner) 125 mm 4 Inches Stroke 150 mm 5 Inches Max. Flow 523 lpm   Max. Pressure 22.6 Kg/cm2   Drive Hydraulic motor

Stabilizers

System consists of four hydraulic leveling jacks with Reverse flow restricted valves to ensure safe operation Two no's are at the front (Operator side) of the rig controlled by two separate valves and two jacks at the rear side of the rig controlled by single valve.

No. of Jacks Four (02 each mounted in front and rear) Cylinder Size ø 125 x ø 63 x 610 Type Hydraulic

Recommended Air Compressor (For DTH Drilling)

Air compressor capacity 1200 CFM/320 PSI or Equivalent Make IR (Ingersoll rand) Make or equivalent reputed make

Note: The compressor shall be mounted on the separate truck as per the customer requirement.

Air Line Lubricator (in case of DTH Drilling)

Air Flow Ccapacity 1200 CFM Air Pressure 320 PSI Tank Capacity 14 Lts. Make SPINC/Equivalent make

Wire Line Hoist Assembly

Hydraulically operated winch assembly for handling tools and drill pipes.

Welding Generator

Welding generator with a capacity of 320 amps at 60% duly cycle. The welding Generator is coupled with a hydraulic motor to maintain uniform output current even at varying load requirements.

Make Swaraj ltd./equivalent Drive Hydraulic

Rod Gripper Assly

Hydraulically operated rod gripper assembly for holding NQ drill pipes.

Breakout Wrench (For DTH & Rotary Drilling)

The Drill Rig is equipped with hydraulic breakout wrench for breaking of drill pipes and the hammer.

Cylinder Bore Diameter 80 mm Stroke 300 mm

Note:

In view of continuous R & D and Product Improvement programme all specifications, features etc., are subject to amendments without prior notice KLR Drilling Rigs can be supplied in custom built models in various Configurations, Mounting features to suit all special requirements and Technical specifications can be offered accordingly