MD6640

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Cat® rotary drills are available with a maximum bit load range of up to 75 000 kg (165,347 lb), to suit a wide variety of applications. They're proven to deliver efficiency, high productivity and low cost, as well as provide a comfortable environment for the operator.

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Specifications

Accessories, Tools and Handling Equipment

Winch System - Rating

12000 lb 5443 kg
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Leveling Jacks

Number

4
{"Name":"Number","SpecificationId":null,"TextValue":"4","EnglishUnit":"in","EnglishValue":"9","MetricUnit":"mm","MetricValue":"229","Type":"text","SpecificationGroup":"Leveling Jacks","SortOrder":"9"}
Location

2 positioned on drill end; 2 on non-drill end
{"Name":"Location","SpecificationId":null,"TextValue":"2 positioned on drill end; 2 on non-drill end","EnglishUnit":"in","EnglishValue":"66","MetricUnit":"mm","MetricValue":"1676","Type":"text","SpecificationGroup":"Leveling Jacks","SortOrder":"10"}
Pad Diameter

44 in 1118 mm
{"Name":"Pad Diameter","SpecificationId":null,"TextValue":null,"EnglishUnit":"in","EnglishValue":"44","MetricUnit":"mm","MetricValue":"1118","Type":"measurement","SpecificationGroup":"Leveling Jacks","SortOrder":"11"}
Stroke - Drill End

66 in 1676 mm
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Stroke - Non-Drill End

66 in 1676 mm
{"Name":"Stroke - Non-Drill End","SpecificationId":null,"TextValue":null,"EnglishUnit":"in","EnglishValue":"66","MetricUnit":"mm","MetricValue":"1676","Type":"measurement","SpecificationGroup":"Leveling Jacks","SortOrder":"14"}

Mast

Single Pass Hole Depth Down To

70 ft 21.3 m
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Multi-Pass Hole Depth Down To

140 ft 42.7 m
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Features (1)

0°-25° in 5° increments (with optional angle hole equipment)
{"Name":"Features (1)","SpecificationId":null,"TextValue":"0°-25° in 5° increments (with optional angle hole equipment)","EnglishUnit":"°F","EnglishValue":"122","MetricUnit":"°C","MetricValue":"50","Type":"text","SpecificationGroup":"Mast","SortOrder":"1000"}

Operating Environment

Minimum Ambient Rating - Standard

-40 °F -40 °C
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Maximum Ambient Rating - Standard

122 °F 50 °C
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Specifications

Bit Load

up to 64 000 kg (up to 141,096 lb)
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Hole Diameter

270 - 406 mm (10.625 - 16 in)
{"Name":"Hole Diameter","SpecificationId":null,"TextValue":"270 - 406 mm (10.625 - 16 in)","EnglishUnit":null,"EnglishValue":null,"MetricUnit":null,"MetricValue":null,"Type":"text","SpecificationGroup":"Specifications","SortOrder":"2"}
Engine

AC Induction Motor - Dual Shaft 597 kW (800 hp)
{"Name":"Engine","SpecificationId":null,"TextValue":"AC Induction Motor - Dual Shaft 597 kW (800 hp)","EnglishUnit":null,"EnglishValue":null,"MetricUnit":null,"MetricValue":null,"Type":"text","SpecificationGroup":"Specifications","SortOrder":"3"}
Single Pass Hole Depth

21,3 m (70 ft)
{"Name":"Single Pass Hole Depth","SpecificationId":null,"TextValue":"21,3 m (70 ft)","EnglishUnit":"lb","EnglishValue":"339512","MetricUnit":"kg","MetricValue":"154000","Type":"text","SpecificationGroup":"Specifications","SortOrder":"99"}

Undercarriage

Type

Cat 395 Excavator Style
{"Name":"Type","SpecificationId":null,"TextValue":"Cat 395 Excavator Style","EnglishUnit":null,"EnglishValue":null,"MetricUnit":null,"MetricValue":null,"Type":"text","SpecificationGroup":"Undercarriage","SortOrder":"1000"}

Weights

Working Weight

380000 lb 172365 kg
{"Name":"Working Weight","SpecificationId":null,"TextValue":null,"EnglishUnit":"lb","EnglishValue":"380000","MetricUnit":"kg","MetricValue":"172365","Type":"measurement","SpecificationGroup":"Weights","SortOrder":"1000"}

Benefits

WORLD-CLASS OPERATOR STATION

Spacious cab mounted on pads to isolate it from vibration
High visibility, including closed circuit camera system
Cat ultra-class ergonomic six-way adjustable seat with mechanical swing suspension and footrest

MACHINERY HOUSE DESIGNED FOR EASY MAINTENANCE

Pressurized machinery house keeps dust out while helping cool major components
Three removable roof hatches facilitate easy exchange of major components
Interior and exterior lights

CAT 395 EXCAVATOR-STYLE UNDERCARRIAGE

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

PERFORMANCE-ENHANCING MAST

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

FIT FOR HARSH ENVIRONMENTAL CONDITIONS

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 5200 m (17,060 ft) with 108 m3/min (3,800 ft3 /min) compressor

SAFETY

Three access and egress points on deck areas and main access
Automatic, audible tram alarms

Product Brochures

Product Brochure #1

The Toromont Cat advantage

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Excavators

MD6640

MD6640

WORLD-CLASS OPERATOR STATION

MACHINERY HOUSE DESIGNED FOR EASY MAINTENANCE

CAT 395 EXCAVATOR-STYLE UNDERCARRIAGE

PERFORMANCE-ENHANCING MAST

FIT FOR HARSH ENVIRONMENTAL CONDITIONS

SAFETY

The Toromont Cat advantage

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Contact an equipment specialist

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