| After-sales Service: | 1 Year |
|---|---|
| Warranty: | 1 Year |
| Type: | Universal Type |
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SD7P bulldozer is designed according to the original drawings of D85-21 bulldozer from komatsuu and most of the main parts can be interchanged with it. SD7P bulldozer have characteristics of strong power, good performance, high working efficiency, steady movement, wide viewing, safe and comfortable operating condition and convenient maintenance. It also adopted electronic monitoring.
Diesel engine: Manufacturer: CHONGQING Cumminns
Model: NT855-C280
Type: In-line, water-cooled, 4-cycle, overhead valve direct injection, turbochanged diesel
Rated Revolution: 2000rpm
Ratde Horsepower: 169KM(230HP)/2000rpm
Cylinder Number-Bore*Stroke: 6-139.7mm*152.4mm
Piston displacement: 14010ml Min. Fuel Consumption: 217g/kw. H
Max. Toque efficiency: 1.28
TRAVEL SPEED
Gear 1st 2nd 3rd
FORWARD(km/h): 0-3.8 0-6.8 0-11.8
REVERSE(km/h): 0-4.9 0-8.5 0-14.3
POWER TRANSMITTING SYSTEM
Torque converter: 1stage. 1phase. 3elements
Transmission: Planetary gear, multi-disc clutch. Hydraulically connected. Fouced lubricaton
Main Drive: Spiral bevel gear, singe-stage speed reduction, splash lubricaton
Sleering clutch: Et, multi-disc, spring loaded, hydraulically separated, hydraulic control
Final Drive: Two-stage speed reduction of spur gear, splash lubrication
UNDERCARRIAGE SYSTEM
Type: Swing type of sprayed beam, suspended structure of equalizer bar
Carrier Rollers: 2/each side
Track Rollers: 7/each side(single flange 5. Double flange2)
Track Type: Assembled single-grouser shoes(39/each side)
Width of Track shoes: 560mm(Standard)610mm. 660mm(Optional)
Pitch: 216mm
POWER TAKE SHAFT
Location: At the middle of the back of steering and frame case
Revolution: 1900rpm Revolve Direction: Anti-clockwise(rearview)
HYDRAULIC SYSTEM
Max pressure: 19.1Mpa(195kg/cm2)
Discharge: 194L/min(at engine revolution of 2000rpm)
Pump Type: Tandem gear pump
Bore of the Wrking Cylinder*Number: 110mm*2(double-acting type)
Type Contral Vale: Lubricated valve Bore*NO. (Tilt Cylinder): 160mm*1
OTHER SPECIFCATINONS
Min. Ground Clearance: 405mm
Operating Weight: 26990kg including cabin and ripper
Ground Pressure: 0.078Mpa Min. Turning Radius: 3300mm
Track Ground Length: 2840mm Track Gauge: 2000mm
Max. Lift Height of Blade: 1210mm Max. Pulling Force: 206KN (21T)
Max. Drop below the Ground of blade: 540mm
Productivity: 350m3/h(theoretical value at a transport distance of 40m)
| Operating weight(not including ripper) | 23800kg |
| Ripper weight | 3900kg |
| Engine flywheel power | 162kw |
| Ground pressure(without ripper) | 71.9kPa |
| Ground clearance | 404mm |
| Ground contact length | 2890mm |
| Track center distance | 1980mm |
| Overall dimensions(L×W×H) | 7604×3823×3402mm |
| Grade ability | Latitude30 ° Transverse 25° |
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