NEW SD 22 CRAWLAER BULLDOZER OF THE SHANTUI

The SD22 bulldozer is the new generation of the TY220. It's equipped with a hexahedron damping cab

The SD22 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 has various capabilities allowing it to adapt to and work in a wide range of earth moving projects.

Blade typeSpecificationStraight-tilt                         Angle        Semi-u     BladeMin.ground clearance(mm)    405         405         405Operating weight(kg)            23450     23670    24600Ground pressure(MPa )         0.077       0.077     0.072Min.turning radius(m)             3.3          3.3         3.3Gradeability(0)                       30            30          30Track gauge(mm)                  2000         2000      2000

Model & type ..................... Cummins NT855-C280S10 ; In-line,watercooled 4-cycle,overhead valve direct injection,turbocharged dieselRated revelution(rpm) ................................................................. 1800Rated horsepower(Kw) ................................................................. 162Cylinder number-bore(mm ) X stroke ......................... 6-139.7X 152.4Piston displacement(ml) ............................................................ 14010Min fuel consumption(g/Kw.h) ....................................................... 205Max torque(N.M/rpm) ......................................................... 1030/1250

Torque Converter ...................................... 3-element,1 stage,1phaseTransmission ................ Planetary gear,multi-disc clutch,hydraulicallyconnected,forced lubricationMain Drive .................................................... Spiral bevel gear,splashlubrication,single-stage speed reductionSteering Clutch ..................................... Wet,multi-disc,spring loaded,hydraulically separated, hydraulic controlSteering Brake ............................ Wet,floating,direct on-off hydraulicinter-linking operationFinal drive ... 2-stage speed reduction of spur gear,splash lubrication

Gear             1st     2nd   3rdForward(km) 0-3.6 0-6.5 0-11.2Reverse(km) 0-4.3 0-7.7 0-13.2

Type ..................................................... Swing type of sprayed beam,suspended structure of equalizer barCarrier rollers .................................................................. 2(each side)Track rollers ................... 6/each side (single flange4,double flange2)Track type ................ Assembled single-grouser shoes(38/each side)Width of track shoes(mm) ............................................................. 560Pitch(mm) ...................................................................................... 216

Max.pressure(MPa) ....................................................................... 14Pump type ........................................................................ Gear pumpDischarge(L/min) ................ 262(1800rpm) (at revolution of 1800rpm)Bore of working cylinder(mm)No. ................................. ø120X2

Specification                                   Straight-tilt   Angle      Semi-u BladeDozing capacity(m3)                                 6.4       4.7        7.5Efficiency(m3/H)(Theoretical value 40m)   330     245       365Blade width(mm)                                      3725    4365     3800Blade height(mm)                                    1315     1055     1343Max.drop below ground (mm)                  540       535       540Max.tilt adjustment(mm)                         >735      >500    >755Weight of blade(kg)                                3630       3850    4196

Max.digging depth of 3-Shank Ripper(mm) .................................. 666Max.lift above ground(mm) ........................................................... 555Weight of 3-Shank Ripper(kg) ..................................................... 2495Max.digging depth of Single ripper(mm) ....................................... 695Max.lift above ground(mm) ........................................................... 515Weight of Single ripper(kg) ......................................................... 2453

NEW SD 22 CRAWLAER BULLDOZER OF THE SHANTUI