Designed to drill holes from 244-406 mm (9.6-16 in) in diameter, the MD6640 is is optimized for single-pass or multi-pass drilling in both rotary and down-the-hole drilling modes. Durable excavator-style undercarriage, high-strength steel mainframe and mast members.

Designed to drill holes from 244-406 mm (9.6-16 in) in diameter, the MD6640 is is optimized for single-pass or multi-pass drilling in both rotary and down-the-hole drilling modes. Create beautiful forms easily.

Nov 23, 2013 · Cat 390 Excavator style undercarriage helps minimize downtime and reduce customers’ owning and operating costs. All rollers and idlers are “sealed for life” which means they do not require periodic lubrication like the former model. Double grouser track shoes provide more traction and allow the drill to be more aggressive in positioning.

Designed for longevity and easy access to components, the MD6640 is favored by drillers for dependability and serviceability. Adding to its productivity are smart features such as a simple hydraulics system, reliable electrical in all weather conditions, quick pipe changes, and angle hole drilling to 25° in 5° increments.

Consult Caterpillar Global Mining's entire Cat® Rotary drills MD6640 catalogue on DirectIndustry. Page: 1/4.

La perforadora giratoria MD6640 Cat® es la única perforadora con mando eléctrico en la familia de Cat, pero comparte las mismas características de rendimiento, confiabilidad y durabilidad con el resto de las perforadoras de la línea Cat.

Cat MD6640 Key Points • Effi cient and comfortable cab for maximum operator productivity • Faster mobility than competitive models • Minimized vibration by the use of proven Programmed Drill Control option with the optional cushioned centralizer and shock sub • Rack and Pinion System for constant bit load pressure and rotary

Cat® MD6640 Rotary Blasthole Drill Specifications Mainframe Components Air Compressor with Unloader Package Oil-Flooded Screw Compressor and Constant Volume Oil Pump for Optimized Cooling Standard 385 m/min (3000 cfm) free air, 4.5 bar (65 psi) Optional 108 m3/min (3800 cfm) free air, 4.5 bar (65 psi) Leveling Jacks (4)

The Cat® MD6640 Rotary Drill is the only electric-drive drill in the Cat family but it shares the same characteristics of performance, reliability and durability with the rest of the drills in the Cat lineup.

Designed for longevity and easy access to components, the MD6640 is favored by drillers for dependability and serviceability. Adding to its productivity are smart features such as a simple …