MD6640


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SPECS SUMMARY
Bit Load | up to 64 000 kg (up to 141,096 lb) |
Hole Diameter | 244 - 406 mm (9.6 - 16 in) |
Engine | AC Induction Motor - Dual Shaft 522-746 kW (600 hp) |
Working Weight | 339512 lb (154000 kg) |
Specifications
Bit Load | up to 64 000 kg (up to 141,096 lb) |
Hole Diameter | 244 - 406 mm (9.6 - 16 in) |
Engine | AC Induction Motor - Dual Shaft 522-746 kW (600 hp) |
Working Weight | 339512 lb (154000 kg) |
Multi-Pass Hole Depth | Up to 85.3 m (280 ft) |
Single Pass Hole Depth | 18.3 - 21.3 m (60 - 70 ft) |
Angle Drilling | 25° off vertical in 5° increments (with optional angle hole equipment) |
Triple Grousers (2) | 900 mm (35.43 in); for soft ground; 120 kPa (17.4 psi) ground bearing pressure |
Working Weight | 380000 lb (172365 kg) |
Type | Cat 390 Excavator Style |
Pad Diameter - Drill End | 9 in (229 mm) |
Winch System - Rating | 12000 lb (5443 kg) |
Gradeability | 42% |
Number | 4 |
Maximum Ambient Rating - Standard | 122 °F (50 °C) |
Minimum Ambient Rating - Standard | -40 °F (-40 °C) |
Stroke - Non-Drill End | 66 in (1676 mm) |
Stroke - Drill End | 66 in (1676 mm) |
Pad Diameter - Non-Drill End | 9 in (229 mm) |
Location | (2) positioned outside mast at rear and (2) positioned outside frame at front |
Triple Grousers (1) | 750 mm (29.53 in); for hard ground; 140 kPa (20.3 psi) ground bearing pressure |
Benefits and Features
- Spacious cab mounted on pads to isolate it from vibration
- High visibility, including overhead sky view
- Cat ultra-class ergonomic six-way adjustable seat with mechanical swing suspension and footrest
- Self-cleaning filter and pressurizing unit provide a pressurized, air-cooled environment for machinery and electrical systems
- Three removable roof hatches facilitate easy exchange of major components
- Interior and exterior lights
- Cat to the core, with common parts and components and consistent design characteristics across all Cat drill models
- Shared software for autonomous features
- Backed by the world-class support of the Cat dealer network
- Minimizes downtime and reduces owning and operating costs
- 32% more drawbar pull, increasing the machine’s steering performance
- Positive Pin Retention (PPR) system eliminates pin walking
- Square tubular members, welded in a lattice configuration, reduce stress concentrations at welds
- Torsion box reinforcements at every 1.5 meters (5 feet) increase mast rigidity, especially for hard rock drilling and angle hole applications
- Cold and hot weather packages equip the drill for operation at temperatures ranging from -40°C to 50°C (-40°F to 122°F)
- Operates at altitudes up to 3048 m (10,000 ft) with 85 m3/min (3,000 ft3 /min) compressor
- Operates at altitudes up to 5200 m (17,060 ft) with 108 m3/min (3,800 ft3 /min) compressor
- Hydraulic operated bit basket for bit changing without having to work under a suspended load
- Three access and egress points on deck areas and main access
- Seven engine shutdown buttons
- Hydraulic arm catchers that minimize the need to climb the mast
- Automatic, audible tram alarms