The Cat® MD6310 is a powerful, flexible rotary blasthole drill that offers a wide variety of features and options designed to meet your site’s specific needs and challenges. A world-class cab helps keep operators safe and comfortable while increasing performance. And it’s infused with the latest technologies that increase productivity and allow for autonomous drilling—improving the efficiency of all downstream operations. Designed to drill holes from 229-311 mm (9-12.25 in) in diameter, the MD6310 is is optimized for single-pass or multi-pass drilling in both rotary and down-the-hole drilling modes.
Pull-Down Capacity | Up to 39 009 kg (86,000 lb) |
Hole Diameter | 229-311 mm (9-12.25 in) |
Engine | Cat® C32B |
Pull-Down Capacity | Up to 39 009 kg (86,000 lb) |
Hole Diameter | 229-311 mm (9-12.25 in) |
Engine | Cat® C32B |
Bit Load | Up to 42 149 kg (Up to 92,922 lb) |
Body Length - Standard Cab | — |
Length - Mast Down - Extended Cab | — |
Length - Mast Down - Standard Cab | — |
Width - Front | — |
Body Length - Extended Cab | — |
Height - Mast Up | — |
Width - Rear | — |
13.7 m (44.9 ft) Mast - Hoist Speed | — |
17.5 m (57.4 ft) Mast - Hoist Speed | — |
Emissions (Equivalent to Tier 2): Engine | C32B @ 1,800 rpm |
13.7 m (44.9 ft) Mast - Hole Diameter Range 203-311 mm (8-12.25 in) - Multi Pass Depth | Down to 74.6 m (Down to 244.9 ft) |
17.5 m (57.4 ft) Mast - Hole Diameter Range 203-311 mm (8-12.25 in) - Multi Pass Depth | Down to 47.9 m (Down to 157.4 ft) |
17.5 m (57.4 ft) Mast - Pulldown Capacity | Up to 39 009 kg (Up to 86,000 lb) |
17.5 m (57.4 ft) Mast - Hole Diameter Range 203-311 mm (8-12.25 in) - Single Pass Depth | — |
13.7 m (44.9 ft) Mast - Hole Diameter Range | 203-311 mm (8-12.25 in) |
Angle Drilling | Vertical to 30° (in 5° increments) |
17.5 m (57.4 ft) Mast - Hole Diameter Range | 203-311 mm (8-12.25 in) |
17.5 m (57.4 ft) Mast - Bit Load - Single Pass | Up to 42 149 kg (Up to 92,922 lb) |
13.7 m (44.9 ft) Mast - Hoist Capacity | Up to 22 113 kg (Up to 48,750 lb) |
Compressor - Rotary Drilling (1) | 56.6 m³/min (2,000 ft³/min) @ 8.6 bar (125 psi) |
Compressor - Rotary Drilling (2) | 73.6 m³/min (2,600 ft³/min) @ 7.6 bar (110 psi) |
13.7 m (44.9 ft) Mast - Pulldown Capacity | Up to 39 009 kg (Up to 86,000 lb) |
13.7 m (44.9 ft) Mast - Hole Diameter Range 203-311 mm (8-12.25 in) - Single Pass Depth | — |
Emissions (U.S. EPA Tier 4 Final): Engine | C32B @ 1,800 rpm |
Compressor - DTH Drilling | 42.2 m³/min (1,500 ft³/min) @ 34.4 bar (500 psi) |
17.5 m (57.4 ft) Mast - Hoist Capacity | Up to 22 113 kg (Up to 48,750 lb) |
13.7 m (44.9 ft) Mast - Bit Load - Single Pass | Up to 41 165 kg (Up to 90,753 lb) |
Emissions (U.S. EPA Tier 4 Final): Power Rating ISO 14396 | — |
Emissions (Equivalent to Tier 2): Power Rating ISO 14396 | — |
Drawbar Pull | — |
Track chain guards and guides | Level two |
Travel Speed | — |
Lower rollers | Fourteen (14) |
Model | Cat® 349E EL Excavator type |
Carrier Rollers | Three (3) |
Triple grousers for soft rock ground bearing pressure 1.28 bar (18.5 psi) | — |
Components (10) | In-deck mounted battery box |
Components (9) | Self-closing, gates secure egress ladder locations |
Components (12) | Air hose retention devices |
Components (2) | Seven (7) engine shut down buttons: in cab, at drill deck, on deck at power train, ground accessible by main access point and each side of the drill front and left |
Components (6) | Guards for exhaust pipes and turbo lines |
Feature | Approach angle of 14 degrees facilitates loading and unloading on a lowboy |
Components (7) | Mast access ladder with mast grating (option) |
Components (4) | Tram alarm is automatic and audible |
Components (11) | Ground level keyed battery disconnect/starter lockout with remote jump start terminals |
Components (1) | Alloy drill deck covers, with storage provision |
Components (5) | Hinged protective guard for full front drill window |
Components (3) | Electric horn activated by push button in the cab |
Components (8) | Three egress points on deck areas in addition to main access |
Components (10) | Filter indicators for hydraulic, compressor and engine |
Components (14) | ECM controlled proportional fan speed control system |
Components (23) | Data logging of machine health with warnings, and fault code records; export capability |
Components (20) | Cabin pressure manometer with indicator (option) |
Components (3) | Rotation torque control |
Components (12) | Dust suppression control |
Components (17) | Tram interlock, mast up and locked or down and parked |
Components (1) | All electric controls for drilling, tramming, leveling plus auxiliary functions |
Components (22) | Prewired for Terrain and autonomous operation |
Components (8) | Delayed engine shut down |
Components (19) | Cab environment controls (AC, filter, heat, fan speeds) |
Components (7) | Drill performance and display system |
Components (13) | Mast lock indicator |
Components (6) | Drill depth meter |
Components (2) | Electronic compressor control |
Components (4) | Virtual rotary head travel stops and interlocks |
Components (11) | Jack pressure sensors in the display |
Components (5) | Pipe positioner engaged/disengaged indicator |
Components (18) | Tram interlock, jacks retracted |
Components (16) | Tram interlock, pipe in hole |
Components (21) | Dust curtain lifting system – auto hydraulic raise front and rear (option) |
Components (15) | Tram interlock, machine stability limits |
Components (9) | Rotary head rpm gauge – (digital display in screen) |
Body Length - Standard Cab | — |
Body Length - Extended Cab | — |
Width - Rear | — |
Length - Mast Down - Standard Cab | — |
Length - Mast Down - Extended Cab | — |
Height - Mast Up | — |
Width - Front | — |
Note (2) | Configuration choices include single pass, multi pass, vertical out to 30 degree angle drilling |
Features (12) | Pipe catcher; manual or optional hydraulically actuated |
Features (4) | Feed system accommodates multiple pipe diameters |
Note (1) | Hydraulic, indexing pipe carousels accept various pipe diameters |
Features (13) | Tool oiler 113.5 L (30 gal) oil injection system (Rotary drilling only) |
Features (2) | Pulldown/hoist system is a single cylinder |
Features (1) | 13.7 m (44.9 ft) or 17.5 m (57.4 ft) Mast configurations complete with pipe rack carousel |
Features (9) | Drill pipe positioner |
Features (10) | Overhead winch with remote; variable speed drive with ≥ 1818 kg (4,000 lb) rating, length to reach 6.1 m (20 ft) past drill deck (option) |
Features (3) | Auto tensioning of pull down and hoist cables |
Features (6) | Sliding deck wrench assembly |
Features (11) | Rotation Gear Box with dual motor arrangement, up to 160 rpm, and 16,000 N∙m of torque (11,800 ft-lb) |
Features (15) | Mast access ladder and grating (option) |
Features (5) | Variable grip hydraulic break out wrench (HOBO) for range of pipe diameters |
Features (7) | Configured with roller deck bushing for tricone applications, two-piece deck bushing for DTH |
Features (14) | Mast lanyard mounting provisions (option) |
Features (8) | Angle drilling 0-30°; in 5° increments |
Components (4) | Ether starting aid; ether bottle supplied locally |
Components (2) | Scheduled oil sampling (S∙O∙SSM) ports |
Components (1) | Dual starter motors |
Components (3) | Common air intake filters provide +500 hour service interval in normal operating conditions |
Package (1) | Basic/Manual – Centralized Manual Lube; Gravity Fill for fuel and water |
Package (2) | Standard – Fast Fill for fuel and water; Automatic Lubrication System |
Package (3) | Premium – Service center for lubricant drain and fill (compressor oil, hydraulic oil, gearbox oil, engine oil, tool lubrication and grease), Automatic Lubrication System, Fast Fill for fuel and water, blowdown hose |
Water injection and dry dust collector (option) | – Water tank capacity 1514 L (400 gal)<br>– 204 m³/min (7,200 cfm) dry dust collector<br>– Self-cleaning filters, with auto-eject dust chute |
Water Injection - Standard | – Water tank capacity 1514 L (400 gal) |
Choices (1) | Dust curtain hydraulic lifters raise front and rear dust curtains (option) (recommended with dust collector) |
Choices (3) | Static dust curtains, four sides boxed in (standard) |
High Volume Water Injection System - Not Compatible with Basic Service Package | – Water tanks total capacity 3785 L (1,000 gal) maximum<br>– Primary tank above deck – 1514 L (400 gal) capacity (heated for extreme cold weather)<br>– Secondary tank above deck – 2271 L (600 gal) capacity deck |
Choices (2) | Tram off spray to wet the ground around the cuttings pile (not recommended for cold weather applications) |
Components (4) | Top Sub, or Shock sub and cross over adapter (option) |
Components (3) | Deck wrench, sliding |
Components (5) | Bit sub |
Components (1) | Roller deck bushing |
Components (6) | Pipe wiper seal |
Components (2) | Pipe positioner inserts |
Rotary Drilling (2) | 73.6 m³/min (2,600 ft³/min) @ 7.6 bar (110 psi) |
Receiver Tank Choice (1) | Low pressure 8.6 bar (125 psi) for ASME/CR N/AU or CE |
Rotary Drilling (1) | 56.6 m³/min (2,000 ft³/min) @ 8.6 bar (125 psi) |
DTH Drilling - Includes Tool Lubrication and Hammer Storage | 42.2 m³/min (1,500 ft³/min) @ 34.4 bar (500 psi) |
Note | With the compressors variable volume control, the operator can limit air output resulting in reduced fuel consumption<br>– Both high and low pressure compressors contain this feature |
Receiver Tank Choice (2) | High pressure 34.4 bar (500 psi) for ASME/CR N/AU or CE |
Choice | Electronic compressor control and regulation with purged air lines |
Components (5) | Four (4) lift lugs, for use with cables or chains |
Components (7) | Bit storage box in-deck with hinged cover (option) |
Components (6) | Walkway around cab to drill deck (option) |
Features (2) | Slip resistant surface |
Features (3) | Fuel tank capacity 1609 L (425 gal) |
Components (1) | Stationary rear deck; for vertical and angle drilling |
Components (2) | Four leveling jacks to provide leveling on a 7° bench (any orientation) |
Features (6) | Three egress points on deck areas in addition to main access |
Components (10) | Drill pipe thread greaser with remote fill tank or disposable grease bucket (option) |
Features (7) | Sturdy guardrails, toe guards, self closing gates |
Components (4) | Heavy duty tow hooks (front end) |
Components (3) | Manual, centralized, lubrication banks for all pivot points on drill, or automated lubrication system (option) |
Components (8) | DTH hammer storage on drill deck with high pressure configuration (option) |
Features (4) | Fuel capacity expansion for additional +1609 L (425 gal) |
Features (5) | Bolt-on platform for cold weather generator or fire suppression bottles (option) |
Components (9) | Hydraulically operated viewing hatch in drill deck with spotlight (option) |
Features (1) | Jacks, mast pivot and deck are welded integrally to mainframe for maximum durability and long life |
Components (2) | Separate engine cooling module |
Components (1) | Coolers with easy cleaning access |
Components (3) | Replaceable cooler core sections |
Components (4) | Automatic variable speed fan control |
Features | Functional in ambient temperature of 52° C (125° F) |
Components (6) | Wiring for third party interface |
Components (3) | Drill assist (single or multipass auto drill) (options) |
Components (5) | Optional Command for Drilling enables each operator to manage more than one machine |
Type | Autonomy ready |
Components (2) | Auto level, auto retract, auto mast |
Components (1) | Drill depth indicator and interlocks |
Optional Cat Terrain for Drills - Mining System Interface | – Production<br>– Navigation |
Components (4) | Product Link Elite (hardware from factory, subscription package via dealer) |
7.62 m (25 ft) pipes - pipe rack carousel holds a quantity of four or five pipes, 17.5 m (57.4 ft) Mast: Rotary (1) | — |
7.62 m (25 ft) pipes - pipe rack carousel holds a quantity of four or five pipes, 17.5 m (57.4 ft) Mast: DTH | — |
7.62 m (25 ft) pipes - pipe rack carousel holds a quantity of four or five pipes, 17.5 m (57.4 ft) Mast: Rotary or DTH | — |
7.62 m (25 ft) pipes - pipe rack carousel holds a quantity of four or five pipes, 17.5 m (57.4 ft) Mast: Rotary (2) | — |
7.62 m (25 ft) pipes - pipe rack carousel holds a quantity of four or five pipes, 17.5 m (57.4 ft) Mast: Rotary | — |
12.19 m (40 ft) pipes - pipe rack carousel holds a quantity of four (4) or five (5) pipes, 13.7 m (44.9 ft) Mast: Rotary (2) | — |
12.19 m (40 ft) pipes - pipe rack carousel holds a quantity of four (4) or five (5) pipes, 13.7 m (44.9 ft) Mast: Rotary (1) | — |
12.19 m (40 ft) pipes - pipe rack carousel holds a quantity of four (4) or five (5) pipes, 13.7 m (44.9 ft) Mast: DTH | — |
12.19 m (40 ft) pipes - pipe rack carousel holds a quantity of four (4) or five (5) pipes, 13.7 m (44.9 ft) Mast: Rotary or DTH | — |
Note | Dual purpose carousel pipe: 13.7 m (44.9 ft) Mast; holds quantity of two (2) 12.19 m (40 ft) pipes and quantity of two (2) 9.14 m (30 ft) pipes, and adapters to connect to DTH hammer and tricone bit (DTH hammer and tricone not included)<ul><li>Dual purpose pipe carousel accepts 194 mm (7.625 in) pipe – contact factory for additional pipe diameters</li></ul> |
Climate Level 2 Arctic Fluids and Lubricants | Rated down to –18° C (–0.4° F) temperatures |
Climate Level 1 Standard Fluids and Lubricants (1) | Rated down to –1° C (30° F) temperatures |
Climate Level 1 Standard Fluids and Lubricants (2) | Withstands high heat to 52° C (125° F) |
Climate Level 4 Arctic Fluids and Lubricants, Heating Package (6) | Breaker panel includes five (5) additional breakers for locally supplied heating elements, if needed |
Climate Level 4 Arctic Fluids and Lubricants, Heating Package (3) | Full arctic lubricant package includes: engine oil, compressor oil and hydraulic oil |
Climate Level 4 Arctic Fluids and Lubricants, Heating Package (1) | Rated down to –40° C (–40° F) temperatures |
Climate Level 4 Arctic Fluids and Lubricants, Heating Package (5) | Shore power connection box with switchable 240-600V (50 amp) connection; diesel genset and or plug, sold separately |
Climate Level 4 Arctic Fluids and Lubricants, Heating Package (2) | Diesel fired heating system that heats and circulates engine coolant through the: engine block, primary water tank, heating elements for battery trays with a provision for fuel tanks |
Climate Level 4 Arctic Fluids and Lubricants, Heating Package (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 housing from water tank to water pump and water fast-fill assembly plus tank |
Cable Diameter | — |
Winch Reach - Past The Drill Deck | — |
Capacity Rating | — |
Note | Variable speed control |
Lighting | – LED interior lights; separate reading light, and backlit joysticks and keypads<br>– Zone controls for area lights and spot lighting for night drilling<br>– Flood lights for the drill perimeter<br>– Spot lights for power group area; drill deck; mast carousel; access ladder and walkways<br>– Standard lighting is Halogen, 1,300 lumens flood light on perimeter, area spot lights have 1,950 lumens<br>– Premium lighting is LED, 4,200 lumens flood light on perimeter (option)<br>– Mast clearance lights, cab mounted strobe, front mounted tram beacon (option) |
Components (7) | Operator station design integrates an ergonomic seat, armchair joystick controls with full instrumentation, and two 254 mm (10 in) color, high definition touchscreens and 12 volt power port |
Components (4) | Drill performance touchscreen display |
Components (3) | Cab perimeter walkway available for both cab sizes |
Components (1) | Spacious FOPS cab has 3 m² (32.4 ft²) floor space with an integrated operator station |
Components (13) | 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) |
Components (9) | Power convertor 24V to 12V |
Components (2) | Extended cab option 4.2 m² (45.2 ft²); prewired and dedicated space for refrigerator and microwave |
HVAC | – Floor vents in the foot rest area<br>– Roof-mounted air conditioner/heating/pressurizing unit<br>– Filter access from deck, does not require roof access, and has approximately 500 hour service interval<br>– Defogging HVAC vents on driller window |
Components (6) | Two swing-out hinged doors with windows and Cat keyed locks |
Components (14) | Trainer’s seat that folds away and has retractable seat belt (optional) |
Cameras | – Mounted on the front and left sides to provide 360° view from operator's seat<br>– Camera on the mast to view pipe carousel/top drive operation |
Components (5) | Cab rubber shock-mounts absorb mechanical vibration and restrict exterior noise |
Components (10) | Radio-ready for communication and entertainment radio |
Cab - Premium | – Leather seat with heat and ventilation<br>– Dual pane window glass<br>– Front window guard<br>– Additional in-cab storage box<br>– Additional windshield wipers on front and rear windows<br>– Window shades (option)<br>– Foldaway trainer’s seat (option)<br>– Removable floor mat |
Components (11) | Cab roof access ladder (option) |
Cab - Standard | – Fabric seat<br>– Single pane window glass<br>– Windshield wiper for driller window<br>– Window shades (option)<br>– Foldaway trainer’s seat (option)<br>– Removable floor mat |
Components (8) | Additional display screen for cc cameras; color, high-definition 254 mm (10 in) |
Components (12) | Literature holder |
Components (4) | Virtual rotary head travel stops and interlocks |
Components (3) | Rotary torque control |
Components (2) | Rotation gear box with dual motor arrangement, up to 160 rpm, and 16 000 N∙m (11,800 lbf-ft) of torque |
Components (1) | Spindle with 168 mm (6.625 in) API regular thread and splined collar |
Components (2) | One (1) auxiliary circuit pump – 110 cc (piston, load sensing) |
Components (3) | Two (2) fan pumps – 1,000 cc (piston, with proportional electronic controls) |
Components (1) | Two (2) primary pumps – 210 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 |
Components (1) | Two piece bushing |
Components (6) | Pipe wiper seal |
Components (4) | Shock sub and top sub adapter |
Components (5) | Cross over hammer adapter |
Components (3) | Deck wrench, sliding |
Components (2) | Pipe positioner inserts |
Choice (1) | Fixed access ladder to the cab area |
Choice (2) | Cascading, hydraulic stairs to cab area (option) – includes jack and tram interlock that activates when the stairs are down |
Choice (3) | Cab perimeter walkway available with either choice |
Mast Accessories Hydraulic (2) | One hydraulic pipe catcher, plus one wire rope, hydraulically actuated pipe positioner, hydraulic bit basket |
Mast Accessories Hydraulic (1) | One hydraulic pipe catcher, hydraulically actuated pipe positioner, hydraulic bit basket |
Angle Drilling | Included with either mast |
Mast Accessories Manual, 17.5 m (57.4 ft) Mast | Two wire rope pipe catchers, hydraulically actuated pipe positioner, manual bit basket |
Mast Accessories Manual, 13.7 m (44.9 ft) Mast | One wire rope pipe catcher, hydraulically actuated pipe positioner, manual bit basket |
13.7 m (44.9 ft) Mast Carousel; holds quantity of 4 × 12.19 m (40 ft) pipes; total depth 62.5 m (204.9 ft): Pipe diameters | 178 mm (7 in), 194 mm (7.625 in), 203 mm (8 in), 219 mm (8.625 in) |
13.7 m (44.9 ft) Mast Carousel; holds quantity of 5 × 12.19 m (40 ft) pipes; total depth 74.6 m (244.9 ft): Pipe diameters | 194 mm (7.625 in), 219 mm (8.625 in) |
17.5 m (57.4 ft) Mast Carousel; holds quantity of 2 × 7.62 m (25 ft) pipes; total depth 32.7 m (107.4 ft): Pipe diameter | — |
17.5 m (57.4 ft) Mast Carousel; holds quantity of 4 × 7.62 m (25 ft) pipes; total depth 48 m (157.5 ft): Pipe diameters | 178 mm (7 in), 194 mm (7.625 in), 203 mm (8 in), 219 mm (8.625 in) |
Note | 13.7 m (44.9 ft) Mast Carousel, dual purpose; holds quantity of two (2) 12.19 m (40 ft) pipes and quantity of two (2) 9.14 m (30 ft) pipes, and adapters to connect to DTH hammer and tricone bit (DTH hammer and tricone not included)<ul><li>Accepts 194 mm (7.625 in) pipe – contact factory for additional pipe diameters</li></ul> |
Option | Bushing Retention Tool 178 to 235 mm (7.00 to 9.25 in) pipe diameter |
Lifting Bails (Available on Request) | – 114 mm (4.5 in) API reg thread<br>– 140 mm (5.5 in) API reg thread<br>– 168 mm (6.625 in) for top sub/shock sub API thread<br>– 114 mm (4.5 in) for 178 mm (7 in) pipe BECO thread<br>– 152 mm (6 in) for 194 mm (7.625 in) up to 235 mm (9.25 in) pipe BECO thread |
Working Weight Range - Minimum/Maximum | 75 800/97 000 kg (167,110/213,848 lb) |
Variable Grip Hydraulic Break Out Wrench Grip Ranges (2) | 235 mm (9.25 in) |
Variable Grip Hydraulic Break Out Wrench Grip Ranges (1) | 178-219 mm (7.0-8.625 in) |
Working Weight Range - Minimum/Maximum | 75 500/97 500 kg (166,449/214,950 lb) |
Data not available.