MD6250 Rotary Blasthole Drill Specifications

US
Metric

Overview

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

Drill Deck Misc.

Components
Toolbox
Components
Hydraulic viewing hatch on drill deck with spotlight
Components
Drill pipe thread greaser with remote fill tank or disposable grease bucket
Components
Deck mounted jib crane with 750 kg (1,653 lb)

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
36.70 ft
11.20 m
11.2 m (36.7 ft) mast: Hole depth range – Multi-pass depth
Down to 53.6 m (Down to 176.7 ft)
11.2 m (36.7 ft) mast: Pull-down 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
2.67 ft/sec
0.81 m/sec
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
44.60 ft
13.60 m
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): Pull-down capacity
Up to 29 483 kg (Up to 65,000 lb)

Cooling

Components (1)
Coolers with easy cleaning access
Components (2)
Separate engine cooling module
Components (3)
All cooler core sections are replaceable

Hydraulics

Components (1)
Auxiliary circuit pump
Components (2)
Two fan pumps
Components (3)
Two primary pumps

Weights

Working weight range
56 468 kg to 64 154 kg (124,490 lb to 141,436 lb)

Basic Specs

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
2.16 ft/s
0.66 m/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 2 Equivalent - Rated Horsepower
875.00 mm H2O
652.00 kg/mm
U.S. EPA Tier 2 Equivalent - Elevation Capability
15000.00 ft
4750.00 m
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
U.S. EPA Tier 4 Final - Rated Horse Power
879.00 mm H2O
655.00 kg/mm
U.S. EPA Tier 4 Final - Elevation Capability
12000.00 ft
3658.00 m
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)
42.2 m3/min (1,500 ft3/min) @ 24.1 bar (350 psi)
Angle Drilling Available
30° (in 5° increments)

Engine Choices

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 2 Equivalent - Rated Horsepower
875.00 mm H2O
652.00 kg/mm
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
U.S. EPA Tier 4 Final - Rated Horse Power
879.00 mm H2O
655.00 kg/mm
Components (1)
Dual starter motors
Features
Scheduled oil sampling (S∙O∙SSM) ports
Components (2)
Common air intake filters provide +500 hour service interval normal operating conditions
Components (3)
Ether starting aid

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 L (30 gal) tool oiler
DTH Drilling - 1500 cfm/350 psi
42.2 m3/min (1,500 ft3/min) @ 24.1 bar (350 psi) includes 113 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)
Note
With the compressors variable volume control, the operator can limit air output and engine speed both resulting in reduced fuel consumption. All of these 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

Features
Functional in ambient temperature of 52° C (125° F)
Components (4)
Automatic variable speed fan control

Regulatory Compliance

Features
CE compliant
Features
EAEU certifiable
Features
CSA certified
Features
Tier 2 and Tier 4 Final configurations
Features
MDG15 and MDG41 aligned

Climate Choices

Climate Level 1 Standard Fluids and Lubricants (1)
–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
–18°C (–0.4°F)
Climate Level 4 Arctic Fluids and Lubricants (1)
–40°C (–40°F) Level 4 Arctic fluids and lubricants; –40°C (–40°F) Temps
Climate Level 4 Arctic Fluids and Lubricants (2)
Engine coolant and water tank heater, battery trays and provision for fuel heating – diesel fired
Climate Level 4 Arctic Fluids and Lubricants (3)
50 Hz High Pressure (or choose Low Pressure) Compressor, Tier 4 engine
Climate Level 4 Arctic Fluids and Lubricants (4)
Arctic fluids, Genset ready, heaters and blankets for tanks, extra batteries, heated water suction lines, drill pipe thread grease bucket
Climate Level 4 Arctic Fluids and Lubricants (5)
Shore power connection box with switchable 240-600 volt, 50 amp waterproof connection

Frame and Work Deck

Features (1)
Jacks, mast pivot and deck are welded integrally to mainframe for maximum durability and long life
Components (1)
Stationary drill deck for vertical and angle drilling
Components (2)
Four leveling jacks provide leveling on a 7° bench (any orientation)
Features (2)
Slip resistant surface on all decks and walkways
Features (3)
Fuel tank capacity 1609 L (425 gal)
Features (4)
Fuel capacity expansion for additional 1609 L (425 gal)
Features (5)
Three (3) egress points on deck areas in addition to main access
Components (3)
Heavy duty tow hooks (front end)
Components (4)
Four (4) lift lugs, for use with cables or chains
Components (5)
Walkway, with railing and toe guards, for cab perimeter to drill deck
Features (6)
Fire suppression ready (includes platform on non-drill end to mount bottles, and frame around power train to mount nozzles)
Components (6)
Deck mounted jib crane with 750 kg (1,653 lb)
Components (7)
Pipe guide roller assembly mounted on drill deck for loading drill pipe

Frame Access Choices

Choice (1)
Access ladder to the cab area with spring loaded self-closing gate
Choice (2)
Cascading, hydraulic stairs with walkway around the cab to the deck. Includes tram interlock for when the ladder is down.

Undercarriage

Model
Cat® 336E EL Excavator type
Ground clearance
24.00 in
618.00 mm
Carrier Rollers
Three carrier rollers
Track chain guards and guides
Level two
Drawbar Pull
307563.00 lbf
417000.00 N
Travel Speed Display
1.50 mile/h
2.45 km/h
Triple Grousers (1)
600 mm (23.6 in); for hard rock 1.44 bar (21 psi) ground pressure
Triple Grousers (2)
750 mm (29.5 in); for soft rock 1.17 bar (17 psi) ground pressure

Hydraulics

Components (4)
Charge pump
Components (5)
Scheduled Oil Sampling (S∙O∙S) ports

Mast and Pipe Carousel Features

Features (1)
Pipe carousel, standard:
– 11.2 m (36.7 ft) Mast: Accepts quantity of four (4) 10.6 m (35 ft) pipes
– 13.6 m (44.6 ft) Mast: Accepts quantity of four (4) 6.09 m (20 ft) pipes
Features (2)
Pipe carousel, dual purpose:
– 11.2 m (36.7 ft) Mast: Accepts quantity of two (2) 10.6 m (35 ft) pipes and quantity of two (2) 7.6 m (25 ft) starter pipes (starter pipes are already included with tool group order)
– 13.6 m (44.6 ft) Mast: Accepts qu
Features (3)
Vertical or angle drilling 0-30°; in 5° increments
Features (4)
Hydraulically actuated, self-indexing pipe carousel accepts various pipe diameters
Features (5)
All mast configurations are designed for changing bit above deck
Features (6)
Single cylinder pulldown/hoist system
Features (7)
Auto tensioning of pull down and hoist cables
Features (8)
Deck wrench fits flats of corresponding drill pipe diameters and DTH hammer
Features (9)
Feed system accommodates multiple pipe diameters
Features (10)
Base plate bushing diameters accommodate bits 152-216 mm (6.0-8.5 in)
Features (11)
Hydraulic break out wrenches (HOBO) available with adjustable grip ranges
Features (12)
Configured with roller deck bushing
Features (13)
Pipe positioner with pipe diameter specific inserts
Features (14)
Overhead winch with remote; variable speed drive with ≥ 1818 kg (4,000 lb) rating, length to reach 6 m (20 ft) past drill deck (option)
Features (15)
Tool oiler, 113 L (30 gal) oil injection system

Mast Packages - Standard or Premium Choices

11.2 m (36.7 ft) Mast - Single Pass Depth
36.70 ft
11.20 m
11.2 m (36.7 ft) Mast - Multi Pass Depth
Down to 53.6 m (Down to 176.7 ft)
11.2 m (36.7 ft) Mast - Pulldown - Rated Single Cylinder Pulldown/Hoist System
Up to 20 411 kg (Up to 45,000 lb)
11.2 m (36.7 ft) Mast - Hoist
Up to 20 411 kg (Up to 45,000 lb)
13.6 m (44.6 ft) Mast - Single Pass Depth
44.60 ft
13.60 m
13.6 m (44.6 ft) Mast - Multi Pass Depth
Down to 37.9 m (Down to 124.6 ft)
13.6 m (44.6 ft) Mast - Pulldown
Up to 29 483 kg (Up to 65,000 lb)
13.6 m (44.6 ft) Mast - Hoist
Up to 22 113 kg (Up to 48,750 lb)
Angle Drilling
Available with any mast

Drill Pipe - Mast Size Dependent

Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of four (4): Rotary/DTH
5.00 in
127.00 mm
Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of four (4): Rotary (1)
6.00 in
152.00 mm
Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of four (4): Rotary (2)
7.00 in
178.00 mm
Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of four (4): Rotary (3)
7.63 in
193.00 mm
Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of four (4): DTH (1)
5.50 in
139.00 mm
Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of four (4): DTH (2)
6.50 in
165.00 mm
Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - Accepts quantity of four (4): Rotary/DTH
5.00 in
127.00 mm
Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - Accepts quantity of four (4): Rotary (1)
6.00 in
152.00 mm
Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - Accepts quantity of four (4): Rotary (2)
7.00 in
178.00 mm
Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - Accepts quantity of four (4): Rotary (3)
7.63 in
193.00 mm

Tool Package Rotary

Components (1)
One-piece roller deck bushing
Components (2)
Pipe positioner roller
Components (3)
Deck wrench
Components (4)
Cross over subs
Components (5)
Pipe wiper seal
Components (6)
Drill tool lubricator (optional)

Tool Package DTH

Components (1)
Two-piece bushing
Components (2)
Pipe positioner inserts
Components (3)
Sliding deck wrench
Components (4)
Cross over adapter for hammer
Components (5)
Pipe wiper seal

Overhead Winch System with Remote - Option

Capacity Rating
4000.00 lb
1818.00 null
Cable Diameter
0.50 in
13.00 mm
Reach - Past the Drill Deck
20.00 ft
6.10 m

Rotary Head Top Drive System

Torque - Single Motor
8629.00 lb/ft
11700.00 N·m
Rotation Speed
0-150 rpm

Operator Environment

Cab Design

– Spacious FOPS cab has 3 m2 (32.4 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 w
Cab Packages

– Standard configuration includes a fabric seat, removable floor mat, single pane window glass, and wiper for the driller window
– Premium configuration includes a leather seat with heat and ventilation, dual pane window glass, a second removable g
Seating

– Seat swivels, locks and has two point/76 mm (3 in) 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
– Window shade (option)
– Windshield wipers with a common washer tank
– 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
HVAC

– HVAC floor vent in the foot rest area
– Roof-mounted air conditioner/heating/pressurizing unit
– Filter access from deck, 500 service interval
– Defogging HVAC vents on main window
Cameras

– Two (2) CC cameras (front and left side) providing 360° vision coverage from operators seat
– Camera on the mast to view pipe carousel/top drive operation
Components
Two swing out doors and Cat keyed locks
Components
Literature holder
Seating:
– Seat cover in fabric, or a leather option with heat and cooling
– Seat swivels, locks and has two point/76 mm (3 in) 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 (option), single or double pane glass
– Window shade (option)
– Windshield wipers with a common washer tank
– 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 lumens flood light on perimeter, area spot lights have 1,950 lumens
– Premium lighting is 4,200 lumens per flood light on perimeter
– Mast clearance lights, cab mounted strobe, front mounted tram beacon
HVAC:
– HVAC floor vent in the foot rest area
– Roof-mounted air conditioner/heating/pressurizing unit
– Filter access from deck, 500 service interval
– Defogging HVAC vents on main window
Cameras:
– Two (2) 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
Components (5)
Drill depth meter
Components (6)
Drill performance and display system
Components (7)
Pump drive gearbox temperature system
Components (8)
Delayed engine shut down
Components (9)
Filter indicators for hydraulic, fuel, compressor and engine
Components (10)
Jack pressure sensors in display
Components (11)
Data logging of machine health with warnings and fault code records with export capability
Components (12)
Dust suppression control
Components (13)
Mast lock indicator
Components (14)
ECM proportional fan speed control system
Components (15)
Tram interlock, machine stability limits
Components (16)
Tram interlock, pipe in hole
Components (17)
Tram interlock, mast up and locked or down and parked
Components (18)
Tram interlock, jack retracted
Components (19)
Tram interlock, winch parked
Components (20)
Cab environment controls (AC, filter, heat, fan speeds)
Components (21)
Pre wired for Terrain and Autonomous Operation

Premium Controls

Components (1)
Package 1 Controls, Drills Assist
Components (2)
Auto level

Automation and Technology

Type (1)
Autonomous ready
Components (1)
Drill depth indicator
Components (2)
Drill Assist (auto level, auto retract, auto mast, single pass auto drill)

Dust Control Choices

Water Injection - Tank Mounted Below Front Deck
336.00 gal (US)
1271.00 l
Choices (1)
Self-purging for winterization
Choices (2)
Water flow meter, volume control, tank fill level indicator
Water Injection plus Dust Collector (1)
127 m3/min (4,500 ft3/min) dust collector; includes standard water injection
Water Injection plus Dust Collector (2)
Dust collector box with ground level access
Water Injection plus Dust Collector (3)
Self-cleaning filters, dust chute clean-out door
High Volume Water Injection - Maximum - Tanks Total Capacity
736.00 gal (US)
2786.00 l
Tank Below Deck - Capacity - Isolated for Extreme Cold Weather
400.00 gal (US)
1514.00 l
Tank Above Deck - Capacity
336.00 gal (US)
1271.00 l
Choices (3)
Foam injection system
Choices (4)
Static dust curtains, four sides boxed enclosed
Choices (5)
Water pump interlock
Choices (6)
Dust curtain hydraulic lifters raise front and rear dust curtains (option) (recommended with dust collector)

Safety and Security

Feature (1)
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)
Hinged window guard over the full length of the front drill window
Components (4)
Three (3) egress points on deck areas in addition to main access
Components (5)
Self-closing gates secure egress ladder locations
Components (6)
Electric horn activated by push button in the cab
Components (7)
Automatic tram alarm with yellow strobe light
Components (8)
Under deck mount battery box with keyed battery disconnect/starter lockout/remote jump start terminals
Components (9)
Air hose retention device
Components (10)
Slip resistant surfaces
Components (11)
Tow hooks
Components (12)
Lifting lugs

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
Package (3)
Premium – Service center for lubricant drain and fill, automated lubrication system, fast fill fuel and water, blowdown hose

Dimensions (Approximate) - 11.2 m (36.7 ft) Mast

Width - Front
18.45 ft
5.62 m
Width - Rear
15.81 ft
4.82 m
Height - Mast Up
55.81 ft
17.01 m
Body Length
38.41 ft
11.71 m
Length - Mast Down
58.13 ft
17.72 m

Dimensions (Approximate) - 13.6 m (44.6 ft) Mast

Width - Front
18.45 ft
5.62 m
Width - Rear
15.81 ft
4.82 m
Height - Mast Up
63.84 ft
19.46 m
Body Length
38.41 ft
11.71 m
Length - Mast Down
66.17 ft
20.17 m

Premium Controls

Components (3)
Auto mast
Components (4)
Auto drill single pass

Safety and Security

Feature (2)
Fire suppression ready

Compressor Choices

Choice
Compressor control box enclosure with purged air lines

Mast and Pipe Carousel Features

Features (16)
Variable hydraulic break out wrench grip 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 (17)
Camera on mast is closed circuit and used to view the pipe carousel/top drive operation
Features (18)
Pipe positioner for angle drilling, multi-pass pipe handling
Features (19)
Rotation gear box with single motor, up to 160 rpm, up to 11 600 N∙m (8,555 lbf-ft) torque
Features (20)
Manual pipe catcher – One (1) wire rope hydraulically actuated pipe catcher, pipe positioner, manual bit basket or
Features (21)
Hydraulic – One (1) hydraulic pipe catcher, hydraulically actuated pipe positioner, hydraulic bit basket

Mast Accessories

Accessory (1)
11.2 m (36.7 ft) or 13.6 m (44.6 ft) Manual pipe catcher – One (1) wire rope hydraulically actuated pipe catcher, pipe positioner, manual bit basket
Accessory (2)
11.2 m (36.7 ft) Mast Hydraulic – One (1) hydraulic pipe catcher, hydraulically actuated pipe positioner, hydraulic bit basket
Accessory (3)
13.6 m (44.6 ft) Mast Hydraulic – One (1) hydraulic pipe catcher, plus one (1) wire rope, hydraulically actuated pipe positioner, hydraulic bit basket

Drill Pipe - Mast Size Dependent

Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - Accepts quantity of four (4): DTH (1)
5.50 in
139.00 mm
Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast - Accepts quantity of four (4): DTH (2)
6.50 in
165.00 mm

Overhead Winch System with Remote - Option

Components
Variable speed drive

Rotary Head Top Drive System

Components (1)
Spindle – 138 mm (5.5 in) API regular thread with splined collar, shock sub
Components (2)
Rotary torque control
Components (3)
Virtual rotary head travel interlocks

Premium Controls

Components (5)
Auto retract

Automation and Technology

Type (2)
Cat Terrain ready
Components (3)
Product Link Elite – Satellite, Cellular, Dual (options)
Components (4)
Wiring for third party interface

Dust Control Choices

Choices (7)
Tram off spray system (option)

Tool Package DTH

Components (6)
Drill tool lubricator is included with selection of DTH Compressor

Drill Pipe - Mast Size Dependent

Dual purpose carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of two (2)
Quantity of two (2) 3 m (10 ft) starter pipes (included in the drill tool package)
Dual purpose carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of two (2): Rotary and DTH (1)
5.50 in
140.00 mm
Dual purpose carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast - Accepts quantity of two (2): Rotary and DTH (2)
6.63 in
168.00 mm
Dual purpose carousel pipe: 10.6 m (35 ft) pipe for 11.2 m (36.7 ft) Mast - Accepts quantity of two (2)
Quantity of two (2) 7.6 m (25 ft) starter pipes (included in the drill tool package)
Dual purpose carousel pipe: 10.6 m (35 ft) pipe for 11.2 m (36.7 ft) Mast - Accepts quantity of two (2): Rotary and DTH (1)
5.50 in
140.00 mm
Dual purpose carousel pipe: 10.6 m (35 ft) pipe for 11.2 m (36.7 ft) Mast - Accepts quantity of two (2): Rotary and DTH (2)
6.63 in
168.00 mm

Dimensions (Approximate) - 11.2 m (36.7 ft) Mast

Height - Mast Down
16.84 ft
5.13 m
Mast Only Length
36.70 ft
11.20 m

Dimensions (Approximate) - 13.6 m (44.6 ft) Mast

Height - Mast Down
16.84 ft
5.13 m
Mast Only Length
44.60 ft
13.60 m

Basic Specs

11.2 m (36.7 ft) Mast - Bit Load - Single Pass
Up to 22 321 kg (Up to 49,210 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
2.67 ft/s
0.81 m/s
11.2 m (36.7 ft) Mast - Hole Depth Range - Multi Pass Depth
Down to 53.6 m (Down to 176.7 ft)
11.2 m (36.7 ft) Mast - Hole Depth Range - Single Pass Depth
36.70 ft
11.20 m
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 - Pulldown Capacity
Up to 20 411 kg (Up to 45,000 lb)
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 - Hole Depth Range - Single Pass Depth
44.60 ft
13.60 m
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 - Pulldown Capacity
Up to 29 483 kg (Up to 65,000 lb)

Drill Deck Misc.

Components (1)
Toolbox
Components (2)
Hydraulic viewing hatch on drill deck with spotlight
Components (3)
Drill pipe thread greaser with remote fill tank or disposable grease bucket
Components (4)
Deck mounted jib crane with 750 kg (1,653 lb)

Undercarriage

Ground Clearance
24.00 in
618.00 mm

Weights

Working Weight Range
56 468 kg to 64 154 kg (124,490 lb to 141,436 lb)
Features

Description

The MD6250 crawler-mounted blasthole drill is designed to drill from 152-250 mm (6-9.8 in) diameter holes. MD6250 is optimized for single-pass or multi-pass drilling, in both Rotary and DTH drilling modes.

Optional Equipment
  • FRAME
    • Fuel tank expansion of +1609 L (425 gal) for total of 3218 L (850 gal) (option) required for autonomy packages
    • Fire suppression ready (includes platform on non-drill end to mount bottles, and frame around power train to mount nozzles)
  • MAST
    • Overhead winch with remote; variable speed drive with ≥ 1818 kg (4,000 lb) rating, length to reach 6 m (20 ft) past drill deck (option)
    • Tool oiler, 113 L (30 gal) oil injection system for Rotary Drilling
  • SERVICE TOOLS
    • Bushing retention tool – 89 to 152 mm (3.5 to 6.0 in) wrench flats
    • Lifting bails (available on request; required for commissioning)
    • API thread 89 mm (3.5 in)
    • API thread 114 mm (4.5 in)
    • API thread 140 mm (5.5 in)
    • BECO thread 89 mm (3.5 in)
    • BECO thread 101 mm (4.0 in)
    • BECO thread 114 mm (4.5 in)
    • BECO thread 165 mm (6.0 in)
  • OPERATOR ENVIRONMENT
    • Fold up trainer's seat with seat belt
    • Manometer pressure gauge
    • Window guard
    • Window shades
    • Cab roof access system with ladder, cage and rails
  • TECHNOLOGY PRODUCTS
    • Product Link Elite; satellite, cellular or dual
  • DUST SUPPRESSION
    • Dust curtain hydraulic lifters raise front and rear dust curtains (recommended with dust collector)
    • Tram off spray system
  • WORK TOOLS
    • Rotary tool lubrication system
  • DRILL PIPE
    • Standard carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast – Accepts quantity of four (4)
      – Rotary 127 mm (5 in)
      – Rotary 152 mm (6 in)
      – Rotary 178 mm (7 in)
      – Rotary 193 mm (7.625 in)
      – DTH 139 mm (5.5 in)
      – DTH 165 mm (6.5
    • Standard carousel pipe: 10.6 m (35 ft) pipes for 11.2 m (36.7 ft) Mast – Accepts quantity of four (4)
      – Rotary 127 mm (5 in)
      – Rotary 152 mm (6 in)
      – Rotary 178 mm (7 in)
      – Rotary 193 mm (7.625 in)
      – DTH 139 mm (5.5 in)
      – DTH 165 mm (6.5
    • Dual purpose carousel pipe: 6.09 m (20 ft) pipes for 13.6 m (44.6 ft) Mast – Accepts quantity of two (2)
      – Quantity of two (2) 3 m (10 ft) starter pipes are included in the drill tool package
      – Rotary and DTH 140 mm (5.5 in)
      – Rotary and DTH 168
    • Dual purpose carousel pipe: 10.6 m (35 ft) pipe for 11.2 m (36.7 ft) Mast – Accepts quantity of two (2)
      – Quantity of two (2) 7.6 m (25 ft) starter pipes are included in the drill tool package
      – Rotary and DTH 140 mm (5.5 in)
      – Rotary and DTH 168