The SD22 Shantui bulldozer is the new generation of the TY220. It's equipped with a hexahedron damping cab, which features a beautiful design, wide visibility, and comfortable operation, as well as a highly efficient charged engine, which has excellent power, reliability and a long service life. It is also equipped with an improved hydraulic drive system with hydraulic control technology, front-extending anti-rolling frame and an advanced structure, providing reliable quality and convenient and flexible operation. The SD22 uses Shantui's patented central lubrication technology, central pressure measurement and automatic track tensioning, as well as a GPS satellite positioning system. With options such as straight tilt, angle, U type and semi-U type blades, single/triple shank rippers and a mechanical winch, the SD22 shantui bulldozer has various capabilities allowing it to adapt to and work in a wide range of earth moving projects.
I. Engine
Brand: WEICHAI engine
Model: WD12G240E16 (220HP)
Type: Water cooled 4-cycle, in line, overhead valve direct injection, turbocharged Diesel
Rated revolution: 1800rpm
Rated power: 162KW
Cylinder number-bore X stroke: 6-139.7 X 152.4
Piston displacement: 9.726L
Rnted fuel consumption: 205g/kw. H
Max. Torque: 1030N. M/1250rpm
Gear 1st 2ND 3rd
Forward (km) 0-3.6 0-6.5 0-11.2
Reverse (km) 0-4.3 0-7.7 0-13.2
Dozer Straight-tilt
Min. Ground clearance(mm) 405
Weight(kg) 23450
Ground pressure(MP) 0.077
Min. Turning radius(m) 3.3
Gradeability (° ) 30
Track gauge(mm) 2000
Dozing capacity(m3) 6.4
Blade width(mm) 3725
Blade height(mm) 1315
Max. Drop below ground (mm) 540
Max. Tilt adjustment(mm) > 735
II. POWER TRANSMITTING SYSTEM
Torque converter: Torque converter, 3-element, 1-stage, 1-phase
Transmission: Planetary gear type, multi-disc Clutch, hydraulically connected, forced lubrication
Main drive: Spiral bevel gear, Single-stage speed reduction, Splash lubrication
Steering Clutch: Wet. Multi-disc, spring loaded, hydraulicseparated, hydraulic control
Steering brake: Wet, Floating, direct on-off hydraulic inter-linking operation
Final drive: 2-stage speed reduction of spur gear splash lubrication.
III. UNDERCARRING SYSTEM
Type: Swing type of sprayed beam, suspended structure of equalizer bar
Carrier rollers(each side): Two
Track rollers(each side): Six
Track type: Assembled single tooth shoes
Width of track shoes: 560mm
Pitch: 216mm
IV. HYDRAULIC SYSTEM
Max. Preesure: 14MPA
Pump type: Gear pump
Discharge: 262L/min
Bore of working cylinder X number: 120mm X2 (double-acting type)
V. POWER TAKE OFF SHAFT
Location: At the middle of the back of steering case
Revolution: 1800rpm
VI. OVERALL DIMENSIONS
Length X Width X Height (ripper not included) (mm): 5460X3725X3395
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