Cate Drilling


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Standard Features
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Atlas Copco can offer the most comprehensive line of rotary blasthole drills in the industry. With a multitude of configurations to choose from you can find the perfect solution for your needs. Our blasthole products can meet your demands from four up to 16 inch hole diameter, and many models can be configured either for rotary or DTH drilling. The DM45 High Pressure is a crawler mounted, hydraulic tophead drive, multi-pass rotary blasthole drilling rig specifically designed for production blasthole drilling. It utilizes a diesel engine to drive the air compressor and hydraulic system. Electric over hydraulic controllers are ergonomically located so that the operator faces the drill centralizer while drilling. The DM45 is available in both high pressure and low pressure models to fit your tricone bit or DTH drilling needs. This DM45HP blast hole drill is equipped as follows: INGERSOLL-RAND HP 1070/350 AIR COMPRESSOR; 4SV-2-10 2-SPEED ROTARY HEAD WITH SPLINE LUBRICATION, 7200 FT-LB; ELECTRONIC AIR REGULATION - VOLUME AND PRESSURE CONTROL;VARIABLE SPEED FAN CONTROL; TIMING SHAFT; CAB AIR CONDITIONING; 4000 LB. MAIN WINCH;TORQUE LIMIT CONTROL; 60 GALLON DHD LUBE; ATLAS COPCO ACGT-2500 UNDERCARRIAGE; MTU ENGINE- MODEL 10V 1600 T4F, 755 HP @ 1800 RPM; 30 FT. TOWER; DRILL PIPE SETUP, 4.5 IN. OD X 3.5 IN API REG X 5 ROD CUPS; SPINDLE SETUP, 4.5 IN. / 5 IN. OD X 3.5 IN API REG SPINDLE SUB; ROD SUPPORT ARM ONLY FOR VERTICAL DRILLING; FIXED VERTICAL DUST CURTAIN; NO DUST COLLECTOR; 300 GALLON/ 0-8 GPM WATER INJECTION; WATER TANK DRAIN TO OUTSIDE OF TRACK FRAME; 380 GALLON FUEL CAPACITY; CENTRAL LUBE MANIFOLD; WIGGINS CENTRAL SERVICE WITH FITTINGS (FUEL, ENGINE COOLANT, HYD OIL, RECEIVER TANK OIL, & CRANKCASE OIL); DIESEL FIRE PREHEATER FOR HEATING ENGINE COOLANT; NO DRILL MONITORING; FOLD DOWN BUDDY SEAT; CAB SUNSHADES; OPERATOR CAB EMERGENCY SHUTDOWN; BATTERY EQUALIZER - 24V-12V DC CONVERTER; TOW HOOKS ON NON-DRILL END; CENTRAL HYDRAULIC TEST STATION. Recent repair work completed on the drill: 1)Batteries replaced, rig had an electrical draw on battery, the data logging is wired directly to battery. Installed a toggle switch for when rig is parked and placed instructions in the enclosure door. 2)Replaced missing ball and hook on winch, cable is changed, the controller would not work, and was replaced. 3)Rotary head leak repaired 4)Drill end, non-cab side jack pad connection damaged Ė replaced jack pad 5)Rod catcher replaced 6)Access ladders replaced 7)Carousel mid tabs replaced or repaired 8)Carousel guide missing (not an issue, the support is a lock out for when transporting rig) 9)Greased machine 10)Centralizer bushing replaced 11)Radiator guards replaced 12)Dust curtains are installed, added tower extension 13)Cab doors have new bulb seals 14)Cab doors repaired for improved close and open 15)Replaced swivel and seat 16)Repair cab insulation as required 17)Dust collector side door handles repaired 18)In stall decking as required 19)Valve cover bolts replaced that were missing 20)Painted deck fork 21)Air conditioning condenser straightened 22)Quick fill latch repaired 23)Oil dip stick repaired 24)Compressor sub frame tightened 25)Operatorís cab air intake band clamp replaced 26)Non cab side boarding latter painted 27)Complete Atlas Copco Production Test book


Atlas Copco
Model Year
Serial #
Stock Number


Tower Up:31 ft. 10 in. (9.7 m) Tower Down:43 ft. 7 in. (13.3 m)
Tower Up:43 ft. 7 in. (13.3 m) Tower Down:18 ft. (5.5 m)
17 ft. 2 in. (5.23 m)
77,000-88,000 lbs. (35-40 t)

Engine & Drivetrain

Engine Make
Engine Model
MTU- MODEL 10V 1600 T4F, 755 HP @ 1800 RPM; 30 FT.
Engine Type
Diesel Tier 4
18 L
440-630 hp (328-470 kW)
Rated Speed
1,800 rpm
Fuel Tank Capacity
350 gal. (1,324 l)


Rotary: 900-1,200 cfm @ 110 psi
(25.4-34 m≥/min. @ 7.5 bar)
DTH: 900-1,070 cfm @ 350 psi
(25.4-30.3 m≥/min. @ 24 bar)
Drill Depth
175 ft. (53.3 m)
4000 lbs

Standard Features

 The new cab design allows a direct line of sight from the operator's seat to the drill table.  
 The power pack maximizes mechanical efficiency and isolates the components from drilling and propelling shock loads.  
 The engine and airend combinations are designed to deliver optimum air and horsepower to meet the toughest drilling conditions without sacrificing power.  

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