JDMR - 500 DIRECT ROTARY MUD DRILLING RIG

The JDMR 500 is Trailer Mounted Direct Mud Rotary Water Well Drilling Rig especially designed for shallow water well drilling up to 500 foot (153 Meters) for a drill diameter up to 12" in soft unconsolidated formation such as clay and sands. It is fitted with 14" drum rotary table with 4 500 Kg pull down force. The JDMR 500 is trailer mounted and designed especially to carry or move the rig on narrow passages or narrow roads. The same rig can be mounted on mini truck also. The JDMR 500 is very popular for shallow well drilling for water well drilling application for irrigation purpose in farms and for domestic water well drilling applications.


TECHNICAL SPECIFICATIONS - JDMR - 500 DIRECT ROTARY MUD DRILLING RIG
RATED CAPACITY • 12" Þ Hole Drilling - 500 Foot using 2⅞" Þ Drill Rods − 10 Foot (3 Meter) Long, Direct Rotary Mud Circulation Method.
MAST • Construction − Heavy Duty Electric Welded Tubular Construction.
• Height − 27 Foot (8.23 Meter)
• Gross Load Capacity − 7 500 Kgs. By using Single Sheave Travelling Block
• Raising & Lowering − By Hydraulic Cylinder − 01 No.
• Crown Block − Sheaves
DRILL HEAD • Totally Enclosed Oil Bath type Rotary Head with Kelly Drive Bushing suitable for 3" Kelly
• Pull Down − 4 500 Kgs.
• Opening − 3" (76.2 mm) / 3-½" (89 mm)
• Retraction − 21" (533 mm)
DRAW WORKS • 14" Hoisting and Sand Reel Double Drum
• Hoisting Drum − 7" (178 mm) Þ x 10-⅜" (263.5 mm), Single Line Pull − 4 500 Kgs.
• Sand Reel − 7" (178 mm) Þ x 10-⅜" (263.5 mm), Single Line Pull − 4 500 Kgs.
• Clutch − Multi Disc Friction Type
• Brake − High Leverage Mechanical, Mechanical, Single / Double on Drum
• Drive − Multi Link Roller Chain
HYDRAULIC SYSTEM • Pump − Fixed displacement, vane type
• Discharge & Pressure − 21 GPM (80 LPM) @ 1 500 psi (105 Kg/cm²)
• Hydraulic Control Valve - - Rexroth SM-12 or Equivalent
PRIME MOVER • For Trailer Mounted Rig − Deck Engine - 110 Hp (Other options are available)
• For Truck − Deck Engine − ALU 400 − 110 Hp (Other options are available)
CENTRIFUGAL PUMP • Size − 4" x 4"
• RPM − 1500
• Prime Mover − Pulley Drive connected with the main engine
• Discharge in LPS − 14 Meter − 28 LPS, Max 35 Meter − 3 LPS
TRANSMISSION • 4 Forward & 1 Reverse
KELLY • 3- ⅜" (85.7 mm) Þ x 15 Foot long three fluted Kelly.
LEVELLING JACKS • Mechanical Screw − 4 Nos. / 04 Nos. Hydraulic Jack
CONTROL • Centralized
LIGHTING • From Engine Battery / Dynamo (Optional & separate 2.5 KVA Generator)
TRUCK/TRAILER DIMENSIONS • For Trailer Mount - Chassis Dimensions − Length 20 Foot x Width − 6 Foot x Height − 11' 6" (Mast Down)
• Trailer Axle − 3"
• Tire − 7.50 x 16 − 4 Nos.
• Suitable trailer hook to fix at the tractor end
• Mini Truck - Chassis Dimensions − Length 20 Foot x Width − 6 Foot x Height − 11' 6" (Mast Down) (Many options are available for Mini Truck)
OTHER ATTACHMENTS • Pipe Rack for Drill Rods
• Tool Box
• Water Swivel − Heavy Duty Ball Bearing Type
• Main Base Water Deflector Shield