MD6250 Rotary Blasthole Drill Specifications
Specifications
- Bit Load
- Up to 32 655 kg (Up to 71,993 lb)
- Hole Diameter
- Up to 152-250 mm (Up to 6-9.8 in)
- Engine
- C27 ACERT™ @ 1,800 rpm
Basic Specs
- 11.2 m (36.7 ft) Mast - Hole Diameter Range
- Up to 152-250 mm (Up to 6-9.8 in)
- 11.2 m (36.7 ft) Mast - Hole Depth Range - Single Pass Depth
- 36.7ft
- 11.2 m (36.7 ft) Mast - Hole Depth Range - Multi Pass Depth
- Down to 53.9 m (Down to 176.7 ft)
- 11.2 m (36.7 ft) Mast - Pulldown Capacity
- Up to 20 411 kg (Up to 45,000 lb)
- 11.2 m (36.7 ft) Mast - Hoist Capacity
- Up to 20 411 kg (Up to 45,000 lb)
- 11.2 m (36.7 ft) Mast - Hoist Speed
- 2.65ft/s
- 11.2 m (36.7 ft) Mast - Bit Load - Single Pass
- Up to 22 321 kg (Up to 49,210 lb)
- 13.6 m (44.6 ft) Mast - Hole Diameter Range
- Up to 152-250 mm (Up to 6-9.8 in)
- 13.6 m (44.6 ft) Mast - Hole Depth Range - Single Pass Depth
- 44.6ft
- 13.6 m (44.6 ft) Mast - Hole Depth Range - Multi Pass Depth
- Down to 37.9 m (Down to 124.6 ft)
- 13.6 m (44.6 ft) Mast - Pulldown Capacity
- Up to 29 483 kg (Up to 65,000 lb)
- 13.6 m (44.6 ft) Mast - Hoist Capacity
- Up to 22 113 kg (Up to 48,750 lb)
- 13.6 m (44.6 ft) Mast - Hoist Speed
- 2.16ft/s
- 13.6 m (44.6 ft) Mast - Bit Load - Single Pass
- Up to 32 655 kg (Up to 71,993 lb)
- U.S. EPA Tier 2 Equivalent - Engine
- C27 ACERT™ @ 1,800 rpm
- U.S. EPA Tier 2 Equivalent - Emissions
- U.S. EPA Tier 2 equivalent
- U.S. EPA Tier 4 Final - Engine
- C27 ACERT @ 1,800 rpm
- U.S. EPA Tier 4 Final - Emissions
- U.S. EPA Tier 4 Final
- Compressor - Rotary Drilling
- 56.6 m³/min (2,000 ft³/min) @ 8.6 bar (125 psi)
- Compressor - DTH Drilling (1)
- 38.2 m³/min (1,350 ft³/min) @ 34.4 bar (500 psi)
- Compressor - DTH Drilling (2)
- 42.4 m³/min (1,500 ft³/min) @ 24.1 bar (350 psi)
- Angle Drilling
- Vertical to 30° (in 5° increments)
- U.S. EPA Tier 2 Equivalent - Power Rating (ISO 14396)
- 826HP
- U.S. EPA Tier 4 Final - Power Rating (ISO 14396)
- 872HP
Engine Choices
- Components (1)
- Dual starter motors
- Components (2)
- Common air intake filters provide +500 hour service interval in normal operating conditions
- Components (3)
- Ether starting aid (ether bottle supplied locally)
- Features
- Scheduled oil sampling (S·O·SSM) ports
Compressor Choices
- DTH Drilling
- Includes tool lubrication system and hammer storage
- DTH Drilling - 1350 cfm/500 psi
- 38.2 m³/min (1,350 ft³/min) @ 34.4 bar (500 psi) includes 113.5 L (30 gal) tool oiler
- DTH Drilling - 1500 cfm/350 psi
- 42.4 m³/min (1,500 ft³/min) @ 24.1 bar (350 psi) includes 113.5 L (30 gal) tool oiler
- Rotary Drilling
- Optional tool lubrication system
- Rotary Drilling - 2000 cfm/125 psi
- 56.6 m³/min (2,000 ft³/min) @ 8.6 bar (125 psi)
- Choice
- Electronic compressor control and regulation with purged air lines
- Note
- With the compressor’s variable volume control, the operator can limit air output resulting in reduced fuel consumption. Both high and low pressure compressors contain this feature.
Receiver Tank Choices
- Choice (1)
- Low pressure 8.6 bar (125 psi) for ASME/CRN/AU or CE
- Choice (2)
- High pressure 24.1 or 34.4 bar (350 or 500 psi) for ASME/CRN/AU or CE
Cooling
- Components (1)
- Coolers with easy cleaning access
- Components (2)
- Separate engine cooling module
- Components (3)
- All cooler core sections are replaceable
- Components (4)
- Automatic variable speed fan control
- Features
- Functional in ambient temperature of 52° C (125° F)
Climate Choices
- Climate Level 1 Standard Fluids and Lubricants (1)
- Rated down to –1° C (30° F)
- Climate Level 1 Standard Fluids and Lubricants (2)
- Withstands high heat to 52° C (125° F)
- Climate Level 2 Arctic Fluids and Lubricants
- Rated down to –18° C (–0.4° F)
- Climate Level 4 Arctic Fluids and Lubricants (1)
- Rated down to –40° C (–40° F)
- Climate Level 4 Arctic Fluids and Lubricants (2)
- Diesel fired heating system that heats and circulates engine coolant through: engine block, below deck water tank, heating elements for battery trays, with a provision for fuel tanks.
- Climate Level 4 Arctic Fluids and Lubricants (3)
- Full Arctic lubricant package to include: engine oil, compressor oil and hydraulic oil.
- Climate Level 4 Arctic Fluids and Lubricants (4)
- Electric heating package with breaker panel to power: 120V heating blanket for compressor receiver tank, compressor control box, heat trace for compressor control lines, heat trace for hosing from water tank to water pump and water fast-fill assembly, plu
- Climate Level 4 Arctic Fluids and Lubricants (5)
- Shore power connection box with switchable 240-600V (50 amp) connection (diesel gen set and/or plug supplied locally). Box includes standard 50 hz battery charger, if 60 hz charger required to be ordered via after market, refer to P-n 540-4271
- Climate Level 4 Arctic fluids and lubricants (6)
- Breaker panel includes five (5) additional breakers for locally supplied heating elements if needed.
Frame and Work Deck
- Features (1)
- Jacks, mast pivot and deck are welded integrally to mainframe for maximum durability and long life
- Features (2)
- Slip resistant surfaces
- Features (3)
- Fuel tank capacity 1416 L (374 gal)
- Features (4)
- Fuel capacity expansion for additional 1416 L (374 gal)
- Features (5)
- Three (3) egress points on deck areas in addition to main access
- Features (6)
- Walk-around cab access (with railing and toe guards) for cab perimeter to drill deck (option)
- Components (1)
- Stationary drill deck for vertical and angle drilling
- Components (2)
- Four leveling jacks provide leveling on a 7° bench (any orientation)
- Components (3)
- Heavy duty tow hooks (front end)
- Components (4)
- Four (4) lift lugs, for use with cables or chains
- Components (5)
- Pipe guide roller assembly mounted on drill deck for loading drill pipe
- Components (6)
- Cab-roof access ladder with guard plus roof safety railing for ease of access to air conditioner/pressurizer/heater (option)
- Features (7)
- Platform to mount fire suppression bottles and/or diesel gen set on non-drill-end (option)
Frame Access Choices
- Choice (1)
- Fixed access stairs to the cab area
- Choice (2)
- Cascading hydraulic stairs with walkway around the cab to the drill deck (option). Includes jack and tram interlock activated when the stairs are down
Drill Deck Misc.
- Components (1)
- Toolbox (option)
- Components (2)
- Hydraulic viewing hatch on drill deck with spotlight (option)
- Components (3)
- Drill pipe thread greaser actuated from the cab (option)
- Components (4)
- Jib crane ready (option)
Undercarriage
- Model
- Cat® 336E EL Excavator type
- Carrier Rollers
- Three (3)
- Track chain guards and guides
- Level two
- Drawbar Pull
- 93745lbf
- Triple Grousers (1)
- 600 mm (23.6 in); for hard rock 0.88 bar (12.7 psi) ground pressure
- Triple Grousers (2)
- 750 mm (29.5 in); for soft rock 1.10 bar (15.9 psi) ground pressure
- Lower rollers
- Twelve (12)
- Travel Speed
- 1.5mile/h
Hydraulics
- Components (1)
- Two (2) primary pumps – 145 cc (piston, with proportional electronic controls)
- Components (2)
- One (1) auxiliary circuit pump – 110 cc (piston, load sensing)
- Components (3)
- Two (2) fan pumps – 74 cc (piston, with proportional electronic controls)
- Components (4)
- Two (2) charge pumps – 43.9 + 56.5 cc (double stack gear, fixed displacement)
- Components (5)
- Scheduled Oil Sampling (S·O·S) ports
Dimensions (Approximate) - 13.6 m (44.6 ft) Mast
- Width Non-Cab End
- 15.9ft
- Width Cab End
- 18.45ft
- Note
- Width and length dimensions include: cascading stairs and walk-around access for cab.
- Mast Only Shipping Length
- 61.4ft
- Height - Mast Up
- 61.13ft
- Body Length
- 38.41ft
- Length - Mast Down
- 66.17ft
- Height - Mast Down
- 16.84ft
Tool Package DTH
- Components (7)
- Pipe wiper seal
- Components (8)
- Drill tool lubricator is included with selection of DTH Compressor
- Components (1)
- Two-piece roller deck bushings
- Components (2)
- Pipe positioner rollers
- Components (3)
- Deck wrench
- Components (4)
- Shock sub
- Components (5)
- Top Sub
- Components (6)
- Hammer Sub
Tool Package Rotary
- Components (7)
- Drill tool lubricator (optional)
- Components (8)
- Shock sub (option)
- Components (1)
- One-piece roller deck bushing
- Components (2)
- Pipe positioner rollers
- Components (3)
- Deck wrench
- Components (4)
- Top sub
- Components (5)
- Bit sub
- Components (6)
- Pipe wiper seal
Dimensions (Approximate) - 11.2 m (36.7 ft) Mast
- Width Non-Cab End
- 15.9ft
- Width Cab End
- 18.45ft
- Note
- Width and length dimensions include: cascading stairs and walk-around access for cab.
- Mast Only Shipping Length
- 53.5ft
- Height - Mast Up
- 56.3ft
- Body Length
- 38.41ft
- Length - Mast Down
- 58.3ft
- Height - Mast Down
- 16.84ft
Safety and Security
- Components (13)
- Lifting lugs
- Components (14)
- Front window guard (option)
- Feature (1)
- Platform on non-drill-end for mounting fire suppression bottles and/or diesel gen set (option)
- Feature (2)
- Approach angle of 15 degrees facilitates loading and unloading on a lowboy
- Components (1)
- Alloy drill deck covers, for servicing when mast is horizontal
- Components (2)
- Seven (7) engine shut down buttons, by each drill egress/access point, in cab, in engine area, on drill deck
- Components (3)
- Over forty (40) conditional safety interlocks
- Components (4)
- Hinged window guard over the full length of the front drill window
- Components (5)
- Three (3) egress points on deck areas in addition to main access
- Components (6)
- Self-closing gates secure egress ladder locations
- Components (7)
- Electric horn activated by push button in the cab
- Components (8)
- Automatic tram alarm
- Components (9)
- Under deck mounted battery box with keyed battery disconnect/starter disconnect/remote jump start terminals
- Components (10)
- Compressor air hoses with safety retention cables
- Components (11)
- Slip resistant surfaces
- Components (12)
- Tow hooks on non-drill-end
Carousel (Mast size and pipe diameter dependent)
- Standard carousel pipe: 6.1 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - holds quantity of four (4)
-
– 127 mm (5.0 in)
– 140 mm (5.5 in)
– 152 mm (6.0 in)
– 165 mm (6.5 in)
– 178 mm (7.0 in)
– 194 mm (7.625 in) - Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - holds quantity of four (4)
-
– 127 mm (5.0 in)
– 140 mm (5.5 in)
– 152 mm (6.0 in)
– 165 mm (6.5 in)
– 178 mm (7.0 in)
– 194 mm (7.625 in) - Dual purpose carousel pipe: 11.2 m (36.7 ft) Mast: holds quantity of two (2) 10.6 m (35 ft) pipes and quantity of two (2) 7.62 m (25 ft) pipes, and adaptors to connect to DTH hammer and tricone bit (DTH hammer and tricone not included)
- Dual purpose pipe carousel accepts 140 mm (5.5 in) or 168 mm (6.625 in) pipe – contact factory for additional pipe diameters
Dust Control Choices
- Water Injection plus Dry Dust Collector (2)
- Self-cleaning filters, dust chute with ejector
- Water Injection plus Dry Dust Collector (1)
- 127 m³/min (4,500 ft³/min) dust collector; includes standard water injection
- Water Injection - Tank Mounted Below Front Deck
- 336gal (US)
- High Volume Water Injection - Maximum - Tanks Total Capacity
- 736gal (US)
- Tank Below Deck - Capacity - Isolated for Extreme Cold Weather
- 336gal (US)
- Tank Above Deck - Capacity
- 400gal (US)
- Choices (1)
- Water flow meter, volume control, tank fill level indicator
- Choices (2)
- Static dust curtains, four sided/boxed enclosed
- Choices (3)
- Dust curtain hydraulic lifters raise front and rear dust curtains (option) (recommended with dust collector)
- Choices (4)
- Tram off spray to wet the ground around the cuttings pile (option)
Mast and Pipe Carousel Features
- Features (1)
-
Pipe carousel, standard:
– 11.2 m (36.7 ft) Mast: holds quantity of four (4) 10.6 m (35 ft) pipes
– 13.6 m (44.6 ft) Mast: holds quantity of four (4) 6.1 m (20 ft) pipes - Features (2)
-
Pipe carousel, dual purpose:
– 11.2 m (36.7 ft) Mast: holds quantity of two (2) 10.6 m (35 ft) pipes and quantity of two (2) 7.62 m (25 ft) pipes, and adapters to connect to DTH hammer and tricone bit (DTH hammer and tricone not included)
– Accepts - Features (3)
- Vertical or angle drilling 0-30°; in 5° increments
- Features (4)
- Hydraulically actuated, self-indexing pipe carousel accepts pipe diameters from 127 mm (5.0 in) to 194 mm (7.625 in)
- Features (5)
- Drill strings configured for bit changes (above the deck)
- Features (6)
- Single cylinder pulldown/hoist system
- Features (7)
- Auto tensioning of pull down and hoist cables
- Features (8)
- Sliding deck wrench assembly
- Features (9)
- Configured with roller deck bushing
- Features (10)
- Overhead winch with cable and hook plus remote control; variable speed drive with ? 1818 kg (4,000 lb) rating, length to reach 6.1 m (20 ft) past drill deck (option)
- Features (11)
- Tool oiler, 113.5 L (30 gal) oil injection system (option for low pressure compressor configurations)
- Features (12)
- Variable grip hydraulic break out wrench range choices are 114 mm to 152 mm (4.5 in to 6.0 in) or 152 mm to 216 mm (6.0 in to 8.5 in)
- Features (13)
- Closed circuit camera in mast is used to view pipe carousel/top drive operation while racking pipes
- Features (14)
- Pipe positioner for angle drilling or multi-pass pipe handling, actuated from the cab, with safety interlocks
- Features (15)
- Rotation gear box with single motor, up to 160 rpm, up to 11 600 N?m (8,555 lbf-ft) torque
Mast Accessories
- Accessory (1)
- 11.2 m (36.7 ft) or 13.6 m (44.6 ft) Manual pipe catcher – One (1) wire rope pipe catcher, manual bit basket
- Accessory (2)
- 11.2 m (36.7 ft) Mast, One (1) hydraulically actuated pipe catcher, hydraulically operated bit basket
- Accessory (3)
- 13.6 m (44.6 ft) Mast, One (1) hydraulically actuated pipe catcher, plus one (1) wire rope pipe catcher, hydraulically operated bit basket
Overhead Winch System with Remote - Option
- Capacity Rating
- 4000lb
- Cable Diameter
- 0.5in
- Reach - Past the Drill Deck
- 20ft
- Components
- Variable speed drive
Rotary Head Top Drive System
- Torque - Single Motor
- 8629lb/ft
- Rotation Speed
- 0-160 rpm
- Components (1)
- Spindle – 140 mm (5.5 in) API regular thread with splined collar
- Components (2)
- Rotary torque control
- Components (3)
- Virtual rotary head travel interlocks
Operator Environment
- Cab Design
-
– Spacious FOPS cab has 3 m2 (32.3 ft2) floor space with an integrated operator station
– Cab rubber shock-mounts absorb mechanical vibration and restrict exterior noise
– Operator station design integrates an ergonomic seat, joystick controls with - Cab Packages
-
– Standard configuration includes a fabric seat, single pane window glass, and wiper for the driller window
– Premium configuration includes additional storage, a leather seat with heat and ventilation, heavy duty suspension, dual pane window glass, a - Seating
-
– Seat swivels, locks and retractable, two-point/76 mm (3 in) wide seat belt, tilts (5° adjustment), lumbar support, fore/aft seat adjustment 80 mm (3.1 in)
– Fold away trainer’s seat with seat belt (option) - Windows
-
– Large windows front, rear and right cab side; full length drill window with guard
– Windshield wipers with a common washer tank
– Window shades (option)
– Manometer Pressure Gauge (option) - Lighting
-
– LED interior lights and map light at operators seat, backlit joysticks and keypads
– Flood lights for the drill perimeter
– Spot lights for power group area; drill deck; mast carousel; access ladder and walkways
– Standard lighting is 1,300 lum - HVAC
-
– Floor heating vent
– Roof-mounted air conditioner/heating/pressurizing unit
– Filter access from deck, 500 service interval
– Defogging HVAC vents on main window - Cameras
- – Three (3) CC cameras (front and left side) providing 360° vision coverage from operators seat; camera on the mast to view pipe carousel/top drive operation
Operating System Controls - Standard
- Components (1)
- All electric controls for drilling, tramming, leveling plus auxiliary functions
- Components (2)
- Rotary torque control
- Components (3)
- Virtual rotary head travel stops
- Components (4)
- Pipe positioner engaged/disengaged indicator, with interlock
- Components (5)
- Drill depth meter
- Components (6)
- Drill performance and display system
- Components (7)
- Delayed engine shut down
- Components (8)
- Filter indicators for hydraulic, fuel, compressor and engine
- Components (9)
- Jack pressure sensors in display
- Components (10)
- Data logging of machine health with warnings and fault code records with export capability
- Components (11)
- Dust suppression control
- Components (12)
- Mast lock indicator
- Components (13)
- ECM proportional fan speed control system
- Components (14)
- Tram interlock, machine stability limits
- Components (15)
- Tram interlock, pipe in hole
- Components (16)
- Tram interlock, mast up and locked or down and parked
- Components (17)
- Tram interlock, jack retracted
- Components (18)
- Tram interlock, winch parked
- Components (19)
- Cab environment controls (AC, filter, heat, fan speeds)
- Components (20)
- Pre wired for Terrain and Autonomous Operation
- Components (21)
-
Drill Assist automated functionality:
– Auto level, auto jack retract
– Auto mast raise and lock, auto mast unlock and park
Premium Controls
- Components (1)
-
Drill Assist automated functionality:
– Auto drill single pass (option)
Automation and Technology
- Type (1)
- Cat Terrain ready
- Type (2)
- Autonomy ready
- Components (1)
- Drill performance indicators: feed and rotary torque pressure, head RPM, bit air pressure, target depth and drill depth, pipe counter, water injection flow rate, advance per revolution, rate of penetration
- Components (2)
- Drill Assist (auto level, auto retract jacks, auto raise and lower mast, single-pass auto drill)
- Components (3)
- Product Link Elite
Service Packages
- Package (1)
- Basic – Centralized manual lubrication for all pivot points, gravity fill for fuel and water
- Package (2)
- Standard – Fast fill for fuel and water, automated lubrication system (option)
- Package (3)
- Service center for lubricant drain and fill, automated lubrication system, fast fill fuel and water, blow down hose (option)
Weights
- Working Weight Range
- 56 468 kg to 64 154 kg (124,490 lb to 141,436 lb)
Description
The MD6250 crawler-mounted blasthole drill is designed to drill from 152-250 mm (6-9.8 in) diameter holes in Rotary or DTH (Down the Hole) modes to single pass or multi pass depths.The Cat® MD6250 rotary drill is built from the ground up with 100 percent Cat parts to help you get the most out of your operation. With built-in autonomous features and the option to integrate Cat MineStar technologies, the MD6250 offers accurate, reliable performance in any hard rock drilling application.