Blast hole rig designed innovatively and manufactured under strict quality, control is a perfect light weight and heavy duty equipment ideal for carrying out all types of drilling operations by DTH method in mines, quaries and construction projects etc.,.
TECHNICAL SPECIFICATIONS
CAPACITY
4" to 4½" Dia hole up to 40 mtr ( 130 ft ) depth by DTH method
SALIENT FEATURES
Light weight yet rigid, value engineered construction ensuring easy portability and high drilling performance
Design for rotation winch & self propellant pneumatic piston type air motors to provide maintenance free efficient performance
Effectively braked wheels with adjustable front two stabilizers and hold the unit firmly
Centralised control panel with auto feed arrangement for easy operation
Provision for anchoring of mast and locking arrangement between mast and boom ensure perfect rigidity during drilling
Swivel of mast 25 degree either side and capable of drilling holes from 15 degree in word from vertical upto horizontal position
Rear wheels can be swivelled at 90 degree for toe hole drilling
Max pull down force - 5600 kg (11000 lbs)
Max pull down speed - 45mtr/min (45 ft/min)
HYDRAULIC SYSTEM
Max. Operating pressure: 140 kg/cm2 (2000psi)
ROTARY HEAD
Rotary head is powered by a hydraulic motor
Max torque - 660 kg-mtrs (66,000 in-lbs)
Max. Speed - 0 to 60 rpm
TECHNICAL DATA
AIR MOTORS
4 Cylinder PISTON MOTORS directly copuled to sturdy Gr Boxes
