Crawler Mounted Drilling Rigs



Technical Specifications

MODEL JOHN CDR-50 JOHN CDR-150 JOHN CDR-500 JOHN CDR-1000
HOLE DIAMETER 75.80 mm 75.80 mm 75.80 mm 75.80 mm
CAPACITY NQ 50 meters (Only NQ) 150 meters: HQ 75 meters 500 meters: HQ 300meters 1000 meters: HQ 700 meters
CORE DIAMETER 47.62mm 75.80 mm 300 meters 47.62mm
DEPTH 50 meters 150 meters 50 meters 1000 meters
UNDER CARRIAGE Under Carriage for Mounting of Rig ,Engine & Mud pump Under Carriage for Mounting of Rig ,Engine & Mud pump Under Carriage for Mounting of Rig ,Engine & Mud pump Under Carriage for Mounting of Rig ,Engine & Mud pump
PRIME MOVER 102 HP 213 HP 76 HP 260 HP
APPLICATION Core Drilling Core Drilling Core Drilling Core Drilling
FORMATION Soft / Hard Rock Soft / Hard Rock Soft / Hard Rock Soft / Hard Rock
MAST Hydraulic cylinder Maximum Pull up force - 5400 kgs | Maximum Pull down force - 2400 kgs | Maximum Pull up speed - 25 meter / minute | Maximum Pull down speed - 35 meter / minute Hydraulic cylinder | Maximum Pull up force - 6500 kgs | Maximum Pull down force - 3400 kgs | Maximum Pull up speed - 25 meter / minute | Maximum Pull down speed - 35 meter / minute Hydraulic cylinder | Maximum Pull up force - 16000 kgs | Maximum Pull down force - 8000 kgs | Maximum Pull up speed - 45 meter / minute | Maximum Pull down speed - 60 meter / minute Hydraulic cylinder Maximum Pull up force - 18200 kgs | Maximum Pull down force - 9100 kgs | Maximum Pull up speed - 40 meter / minute | Maximum Pull down speed - 55 meter / minute
ROTARY HEAD Max speed: 0- 1000rpm | Max speed: 0- 1000rpm Max speed: 0- 1000rpm | Max speed: 35- 140 kg.m Max speed: 0- 1200rpm | Maximum Torque: 40 to 700 kg.m Max speed: 0- 1200rpm | Maximum Torque: 70 to 850 kg.m
HYDRAULIC SYSTEM Maximum Working pressure 280 kg/cm2 | Pumps: Load sensing Maximum Working pressure 280 kg/cm2 | Pumps: Load sensing Maximum Working pressure 280 kg/cm2 | Pumps: Load Maximum Working pressure 320 kg/cm2 | Pumps: Load sensing
HYDRAULIC OIL COOLER 40 gpm 75 gpm 70 gpm 120 gpm
LEVELLING JACKS Four Hydraulic levelling jacks Four Hydraulic levelling jacks Four Hydraulic levelling jacks Four Hydraulic levelling jacks
ROD HOLDER Type : Hydraulic Operated | Jaw : B, N &H Type : Hydraulic Operated | Jaw : B, N &H Type : Hydraulic Operated | Jaw : B, N H & P Type : Hydraulic Operated | Jaw : B, N H & P
MAST RAISING CYLINDER Bore: 80mm | Stroke: 465mm | Quantity: 1 No Bore: 100mm | Stroke: 465mm | Quantity: 1 No Bore: 100mm | Stroke: 800mm | Quantity: 2 No Bore: 125mm | Stroke: 800mm | Quantity: 2 No
MUD PUMP/WATER PUMP Type : Triplex Piston Pump | Power : Hydraulic Operated | Max flow: 140 lpm | Pressure : 1000 psi Type : Triplex Piston Pump | Power : Hydraulic Operated | Max flow: 140 lpm | Pressure : 1000 psi Type : Triplex Piston Pump | Power : Hydraulic Operated | Max flow: 140 lpm | Pressure : 1000 psi Type : Triplex Piston Pump | Power : Hydraulic Operated
FOOT CLAMP Hydraulic Operated Hydraulic Operated Hydraulic Operated Hydraulic Operated
BREAK OUT WRENCH Hydraulic operated break out wrench provided for breaking of rod joints Hydraulic operated break out wrench provided for breaking of rod joints Hydraulic operated break out wrench provided for breaking of rod joints Hydraulic operated break out wrench provided for breaking of rod joints
MAIN WINCH Single line capacity: 3000 kgs | Drum Speed : 45 meter / minute | Cable size : 14mm Single line capacity: 3000 kgs | Drum Speed : 45 meter / minute | Cable size : 14mm Single line capacity: 7000 kgs | Drum Speed : 40 meter / minute | Cable size : 20mm Single line capacity: 10000 kgs | Drum Speed : 40 meter / minute | Cable size : 22mm
WIRE LINE WINCH Capacity: 75 meters of 5 mm wire rope | Line Pull : 1000 kgs | Line speed : 100 meters / minute Capacity: 75 meters of 5 mm wire rope | Line Pull : 1000 kgs | Line speed : 100 meters / minute Capacity: 550 meters of 5 mm wire rope | Line Pull : 1500 kgs | Line speed : 100 meters / minute Capacity: 1050 meters of 5 mm wire rope | Line Pull : 2000 kgs | Line speed : 100 meters / minute
OPTIONAL ATTACHMENTS Mudmixer, Tramming controls, Wireless remote control up to 15 meters distance, Lighting & Horn Mudmixer, Tramming controls, Wireless remote control up to 15 meters distance, Lighting & Horn Mudmixer, Tramming controls, Wireless remote control up to 15 meters distance, Lighting & Horn Mudmixer, Tramming controls, Wireless remote control up to 15 meters distance, Lighting & Horn