Cat® track drills MD50900 pages

Cat®
MD5090
Track Drills
Specifications
General Data
Hole diameter tt
Hole depth tt
Compressor tt
HPR4519 rock drill tt
Rock Drill HPR4519
Output power t
Weight t
Percussion pressure t
Blow rate t
Rotation speed t
Rotation torque t
Drill steel t
Optional air/oil lubricationt
Optional rock drill HPR5123t
Optional drill steelt
127 mm (5.0 in)
23 m (74.5 ft)
8.5 m3/min (300 cfm)
19 kW (25 hp)
19 kW (25 hp)
300 kg (660 lb)
Up to 250 bar (3,600 psi max)
2,500 – 2,700 bpm
240 rpm
908 Nm (670 ft-lb)
38 mm and 45 mm
23 kW (31 hp)
51 mm
Feed System
Feed extension tt .91 m (3 ft)
Model UFH14 heavy-duty chain feed
Pitch roller chain tt 31.7 mm (1.25 in)
Resists torsional and thrust loading
Drill mounting slide
Replaceable wear pads
Scissor-type centralizer
Feed swing tt 36° left, 37° right
Feed dumptt 139°
Boom Specifications - Telescopic
Boom up tt
Boom down tt
Boom length tt
Boom extension tt
Boom swing angle tt
Rod Changers
Manual Rack (standard)
Qty. x lengtht
Linear (optional)
Qty. x lengtht
36°
29°
3.81 m (12.5 ft)
1.52 m (5 ft)
40° left 40° right
5 rods x 3.66 m (12 ft)
38, 45 or 51 mm steel
5 rods x 3.66 m (12 ft) or
5 rods x 4.27 m (14 ft) + one in feed
38, 45 or 51 mm steel