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Skid Mounted Drilling Rig Model JRD-100

SKID Mounted Drilling Rig Model JRD-100 :

Special Heavy Duty SKID Mounted Drilling Rig for drilling Angular holes from 20 degree horizontal to Vertical to a depth of 30mtrs specially used for drilling Grout holes for Strengthening of Foundation. The Mast is capable of handling 76mm dia ODX1.5mtrs (5ft) Drill Pipe fitted with 4.5H.P Rotation unit & 4.5H.P feed unit. The Mast is raised & lower by Hydraulic Cylinder operated by direction control valve & Double lock Check Valve.

Special Features :

Stable Drilling capabilities
Structural designed for extra rigidity
Anchoring arrangement ensures perfect stability during drilling
Centralized sensitive controls with auto feed arrangement ensure easy operation and reduction of operation fatigue
Rotation and winch units modified to provide additional power for faster drilling and rapid withdrawals, longer tool life etc...
Rigid Output Shaft (Rotation Unit) with extra bearing support and thicker thread profile
Specially designed fluid seals for Output Shaft Rotation unit to prevent air leakages
TECHNICAL SPECIFICATION
Mode of Drilling Down the Hole Air Hammer
Hole Diameter 90mm ~ 115mm (3 ½” ~ 4½”)
Max. Drilling Depth (Vertical) 30 Mtrs. (100 ft)
Drill Pipe Diameter 60mm / 76mm (2” / 3”)
Drill Pipe Length 1.5mtrs (5ft)
Rotary Head
4 Cylinder Piston type Air Motor with spur type Reduction Gearbox
BHP 4.5
RPM 0~50
Max. Torque 1125Nm (10,000 lbf.in)
Feed Unit
4 Cylinder Piston type Air Motor with spur cum worm drive Gearbox
BHP 4.5
Type of Feed Chain feed
Pull Down Force 0~2200 kgf
Pull Up Force 0~2200 kgf
Pull Up & Pull Down Speed 0~ 15 mtrs./min
Air Line Lubricator
Provided
General Dimensions & Weight
Height of RIG (Mast Vertical) 2850mm
Depth of RIG 1500m
Width of RIG 1200mm
Weight 650 Kgs
Air Compressor (Recommended)
  Minimum Maximum
Free Air Delivery 10.3 m3/min (365 cfm) 12.7 m3/min (450 cfm)
Working Pressure 7.03 kg/cm2 (100 psi) 10.5 kg/cm2 (150 psi)