SD22’s engine power reaches 175kw, the speed is 1800rpm, and the machine weight is 23400Kg (excluding the ripper). In terms of blade capacity, the straight-tilt blade can reach 6.4m3, the angle blade is 4.7m3, the U-shaped blade and the semi-U-shaped blade are 7.5m3 and 7.0m3 respectively, meeting your different operating needs.
SD22 bulldozer is equipped with the Chongfa QSNT-C235 engine, which is powerful, energy-saving and efficient. The power shift transmission is highly reliable, and with the stable torque converter and two-stage spur gear final drive, the power transmission is efficient and stable. The engine can work stably and reliably under various loads and thermal environments to ensure no overheating.
SD22 has been made of high-quality materials and advanced manufacturing technology, it has a sturdy and durable body and strong working parts, and can operate stably for a long time under harsh conditions. It can be equipped with various working devices according to different working conditions, such as bulldozer, roots shovel, backhoe, etc., suitable for various engineering tasks such as earthwork excavation and land leveling.
Automatic fault diagnosis and full-process monitoring functions ensure the safety of operation. The dashboard is beautifully designed and practical, integrating air conditioning, electrical appliances and instruments. The main frame adopts a full box-type structure, with high-performance materials, strong impact bearing and bending and torsion resistance, ensuring stability throughout the life cycle.
Semi-rigid suspension travel system optimizes the track contact area and improves the vehicle’s traction. The driver’s seat and armrests can be flexibly adjusted, the operating mechanism is reasonably arranged, and the flexible shaft and servo control system make the operation easier. The standard straight-tilt bulldozer has a strong cutting force and is suitable for various complex working environments; the large single-tooth ripper can adjust the soil entry angle and is suitable for stripping clay, frozen soil and hard working surfaces.
Technical Parameter
Model No.
Shantui SD22
Operating weight
23450kg
Overall dimensions of the machine
5495×3725×3402mm
Engine model
WP12/QSNT – C235
Rated power / rated speed
175kW/1800rpm
Ground pressure ratio
66kPa
Blade type
Straight-tilt shovel, angle shovel, U-shaped shovel, semi-U-shaped shovel
Bulldozer capacity
Straight-tilt shovel 6.4m³, angle shovel 4.7m³, U-shaped shovel 7.5m³, semi-U-shaped shovel 7.0m³
Shovel depth
540mm
Forward speed
F1：0 – 3.6km/h、F2：0 – 6.5km/h、F3：0 – 11.2km/h
Reverse speed
R1：0 – 4.3km/h、R2：0 – 7.7km/h、R3：0 – 13.2km/h
Crawler center distance
2000mm
Track shoe width
560/610/660mm
Ground length
2730mm
Fuel tank
450L
Hydraulic pump type
Gear Pump
Maximum flow of working device main pump
262L/min
Set pressure of working device relief valve
14MPa
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