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Truck Mounted Drilling Rigs - KLR Make, CDR 400 Core Drilling Rig

Technical Specifications

General

KLR Make, CDR 400 Core Drilling Rig, Top Drive all hydraulically Operated Truck mounted Drilling Rig is designed for Core drilling for Geo-technical investigation (Geological survey) applications.

Drilling Capacity

Parameters Core Drilling (Wire line or conventional) SI FPS B Wireline or Conventional 400 Mtrs 1300 Feet N Wireline or Conventional 300 Mtrs 1000 Feet H Wireline or Conventional 185 Mtrs 600 Feet P Wireline or Conventional 100 Mtrs 328 Feet

Note: Under favorable Drilling conditions.

MAST

Sturdy structural Box type Mast of electrically welded construction, main members made out of heavy duty structural steel material reinforced with suitable cross members. So that it is strong enough to withstand the high drilling loads. The dumping arrangement shall be provided for drilling upto 45◦ angle.

Mast Length 10000 MM 393 (Inches) Rotary Head travel 7000 MM 275 (Inches) Centraliser Opening 203 MM 8 (Inches) Raising & Lowering With Hydraulic cylinder

Rotary Head

Heavy duty Hydraulically Driven Top Head Rotation Unit is provided with High & Low speeds given below. The Rotation head is provided with slide out or swing out arrangement.

SI FPS Max. Speed I 700 rpm Max. Torque at Speed-I 50 Kgf-m 360 Lb-ft Max speed II 300 rpm Max Torque at Speed II 145 Kgf-m 1050 Lb-ft

Feed System

Feed system is provided with adequate travel for handling drill pipes & Casing pipes upto 6 Mt. long. The feed system is actuated by a suitable hydraulic cylinder with wire rope and pulley arrangement. The feed system has the following capabilities:

Max. Pull back/Up Capacity 9000 Kgf 19836 lbs Max. Pull Down Capacity 3300 Kgf 7200 lbs Max. Pull Back/Up Speed 40 Mtr/ min 130 ft/min Revving Ratio 1.3   No. of Cylinders 1 No.

The Feed system will be incorporated with Hold back arrangement to control and limit weight on bit, rapid and slow feed arrangement to suit the variable ground conditions.

Hydraulic System

Max. Operating pressure 210 kg/cm2 Hydraulic Tank capacity 550 Filtration (Nom.) Return Line 10 microns Hydraulic Oil Cooler 120 GPM (Fin type Oil to Air)

Prime Mover

Truck mounted rig with power drawn from the Truck engine with suitable PTO arrangements

Optional: Separate Deck engine can also be mounted for the power source as per the customer requirement.

Stabilizers (Jacks)

System consist of four hydraulic leveling jacks with Reverse flow restricted valves to ensure safe operation. Two numbers are at the front (operator side) the rig controlled by two separate valves and Two jacks at the rear side of the rig controlled by a single valve.

Type Hydraulic cylinder No. of Jacks 4 Nos.

Wireline Hoist Capacity

A suitable main hoist of following capacities shall be provided, on top of the mast.

Max. Bare Drum Pull 1000 kgf 2204 lbs Max. Speed 100 m/min 330 ft/min Cable Size 6 mm dia. 0.23 Inches Drive Hydraulic motor

Note

KLR Drilling Rigs can be supplied in custom-built models in various Configurations as indicated below, Mounting features to suit all special requirements and Teechnical specifications can be offered accordingly CDR 800, capable of drilling upto 800 Meters both in wireline Q and conventional CDR 1500, capable of drilling up to 1500 Meters both in wireline Q and conventional