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Main Features
Manufactured according to original drawing of Caterpillar Inc. U.S.A, partial interchangeable with Caterpillar bulldozer.
Operator comfort is provided by the two-way adjustable seat, single lever dozer control with adjustable lever and combined hand-lever steering and braking.
Sealed and lubricated track greatly reduces internal pin and bushing wear for lower undercarriage maintenance cost.
Turbocharged 3306 diesel engine with individual adjustment-free fuel pumps and valves.
Easy maintenance with two- piece master link, hydraulic track adjusters , steering clutches and brakes are removable as a unit.
Choice of ROPS/FOPS air conditioned tilt cab or open ROPS/FOPS canopy of ripper.
Logging special with Allied W6FPC Winch available.
Performance Brief
Operating weight(without ripper): | 16500KGS |
Ground pressure (at operating weight) | 55.23kpa |
Min.ground clearance | 445mm |
Length of track on ground | 2386mm |
Grade ability: | 30º |
Straight Side | 25º |
Diesel Engine
Model ------------------ C6121 (CAT Licensed 3306 diesel engine)
Type ------------------ Water-Cooled, single-row, vertical, 4-stroke-cycle,turbo-charged
Number of cylinders-bore*stroke 6-121*152mm
Rated engine speed 1900rpm
Flywheel power(at 1900rpm) 119kw/160HP
Starting 24V starter motor
Fuel system Direct injection with individual adjust system free injection pumps and valve
Transmission
Power shift
Planetary power shift with high-torque-capacity oil clutched, special valve permits fast speed and direction changes. Three speeds forward, three reverse.
Single- stage torque converter with output torque divider combined smoothness with economy. Connected to transmission by double universal joint for removal. Oil-to-air and oil-to-water heat exchangers cool the torque converter oil.
Gear | Forward Speed ( Km/h) | Reverse Speed (Km/h) |
1 | 4.0 | 4.8 |
2 | 6.9 | 8.4 |
3 | 10.9 | 12.9 |
Hydraulically actuated, multiple-disc oil clutches require no adjustment. Oil-cooled , hydraulically-boosted contracting band brakes. Hand levers combine steering clutch disengagement and braking in one control. Brake pedals are retained for operators who prefer them. Mechanical parking brake.
Track Roller Frame
Reinforced, box-section construction. Out-mounted carrier rollers. Lifetime lubricated rollers and idlers. Adjustable, 2 positions idler.
Number of rollers (each side) 7
Final DrivesCrown-shaven, double-reduction final drives. floating ring seals. Sprocket with bolt-on. Replaceable rim segments.
Sealed and Lubricated TrackSealed and lubricated track surrounds the track pin with lubricant to greatly reduce internal bushing wear. Lubricant is held in place by a dealing arrangement consisting of a polyurethane seal, a rubber load ring and a thrust ring. Hydraulic track adjusters and two-piece master link standard.
With of standard shoe 560mm
Track gauge 1880mm
Hydraulic Controls
Four optional systems are available, complete system consists of pump, tank, filters , valves, linkage and control levers anticavitation valve is included with bulldozer controls. System available are as following:
One valve (internal) for bulldozer position: raise, hold, lower, float.
Two valve (both internal) for bulldozer and tilt cylinder tilt cylinder position: tilt lift, tilt right, hold
Two valve (one internal, one external) for bulldozer and ripper, ripper position: raise , lower, hold.
Three valve (two internal, one external) for bulldozer , tilt cylinder and ripper.
Service refill capacities
Fuel tack: 295 liters
Cooling system: 38 liters
Diesel engine crankcase : 27.4 liters
Transmission, bevel gear and steering clutch compartments: 98 liters
Final drives (each) : 18.9 liters
Specifications For Blades
Blade type | Width | Height | Digging Depth. | Ground clearance | Max. Tilt |
Straight | 3297mm | 1130mm | 592mm | 910mm | 810mm |
Angled | 3890mm | 910mm | 444mm | 910mm | 330mm |
SD6G BULLDOZER