Cat® MD6540 Rotary Blasthole Drill0 pages

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Cat®

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M D6540

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Rotary Blasthole Drill

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Specifications

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Rated Capacity

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Hole diameter

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16 meter conflg

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Depth single-pass

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Depth multi-pass

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20 meter conflg

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Depth single-pass

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Depth multi-pass

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Operating Temperature

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Min. ambient rating

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standard unit

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Cold weather option

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Max. ambient rating

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standard unit

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Altitude

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229-381 mm (9-15 in)

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Up to 16.15 m (53 ft)

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Up to 84.73 m (278 ft)

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Up to 19.86 m (65 ft 2 in)

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Up to 65.58 m (215 ft 2 in)

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-28° C (-20° F)

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-40° C (-40° F)

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52° C (125° F)

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4 572 m (over 15,000 ft)

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Pull-down/Hoisting Capacity

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Pull-down capacity

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Up to 489 kN (110,000 lbf)

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Hoist capacity

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Up to 383 kN (86,000 lbf)

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Drilling feed/retract rate

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0-37.5 m/min (0-123 fpm)

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Type

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Closed-loop hydraulic

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(stationary rod, moving

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barrel)

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Number or cylinders

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1

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Cylinder bore

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222 mm (8.75 in) diameter

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Cylinder rod

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121 mm (4.75 in) diameter

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Cable type

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29 mm (1.125 in)

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DYFORM 8

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Cable sheaves (cylinder)

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559 mm (22 in) PD

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Cable sheaves (top and bottom) 610 mm (24 in) PD

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Sheave guards

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Adjustable head guide shoes

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Rotary Drive System

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Rotation speed

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Torque

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Rotation power

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Gearbox

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Main thrust bearing

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Lubrication

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Gearing

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Ratio

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Drive motor

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Standard at bottom plate

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Steel with replaceable

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Nylatron™

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0-150 rpmHSLT(std)

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0-124 rpmLSHT option

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0-17 219 Nm (12,700 ft-lb)

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standard HSLT

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0-20 880 Nm (15,400 ft-lb)

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LSHT option

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271 kW (363 hp)

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Casting design

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Taper roller

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Oil flooded

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Straight spur

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16:1

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See hydraulic system

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CAT

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