20 Ton Crawler Bulldozer SD20-5 Hydraulic Dozer with Spare Parts

• Customization: Available
• After-sales Service: Provided
• Warranty: Provided
• Model NO.: SD20-5
• Type: Special Type
• Transmission: Hydraulic Transmission
• Walking Mode: Crawler
• Load and Unload Method: Front Discharge
• Engine Power: 149kw
• Certification: CE
• Condition: New
• Color: Yellow
• L*W*H: 6805*3460*3305 mm
• Ground Pressure: 65kpa
• Engine Rated Power: 149kw
• Dead Weight: 21000
• Maximum Torque: 1100n.M
• Transport Package: Nude
• Specification: 21000kg
• Trademark: SINOMADA
• Origin: China
• HS Code: 8426200000
• Production Capacity: 100units/Month

Product Description

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Product Description

1. Electronically controlled WP12 engine has strong power and low fuel consumption; emissions meet the national emission requirements for non-road machinery Phase III, intelligent and efficient, strong versatility of parts, and low maintenance costs;
2. The module unit adopts buffer installation to block the transmission of vibration and improve the reliability and life of the whole machine;
3. The brake system adopts the normally closed type, and the brake can be realized after the engine stops running, and the safety is high;
4.  Adopt four-point axle-holding type shock absorption installation to reduce the vibration of the whole machine and improve driving comfort;

 

Product Parameters

Comparison item	National Three Standard Edition
Performance parameter
Operating mass (kg)	21000 (including ripper)
Engine net power (kw/hp)	149/1950
Minimum turning radius (mm)	2800
Ground pressure (kpa)	65
engine
engine model	WP12G220E304
emission	Country III
form	In-line, direct injection, water-cooled, four-stroke, turbocharged
Number of cylinders×bore×stroke (mm×mm)	6×126mm×155mm
Total displacement (L)	11.596
Rated power/rated speed (kw/rpm)	162/1950
Maximum torque (Nm/r/min)	1100/(1200~1400)
Overall dimensions
Length (mm)	6805
Width (mm)	3460
Height (mm)	3305
Walking performance
Forward/reverse speed (km/h)	0~3.9/6.8/10.6,0~5/8.6/13.4
Climbing ability (deg)	30
Ground clearance (mm)	390
Final drive	----
Brake	----
Transmission system
Transmission form	Modular hydraulic mechanical transmission
Number of gears F/R	March 3
Torque converter	Single-stage, single-phase, three originals
Gearbox	Planetary gear reducer
Central transmission	Spiral bevel gear single-stage reduction, forced lubrication
Steering clutch	Wet, multi-plate, spring compression, hydraulic separation (manual), linkage with brake
Brake	Wet type, multi-plate, spring compression, hydraulic separation (manual, pedal), linkage with clutch, normally closed
Final drive	One-stage spur gear, one-stage planetary gear reduction, splash lubrication type
Chassis system
Suspension method	Pivot + balance beam
Track center distance (mm)	1880
Track shoe width (mm)	560
Grounding length (mm)	2675
Number of track shoes (single side/piece)	39
Chain track pitch (mm)	203
Number of supporting wheels (one side)	2
Number of supporting wheels (one side)	7
Working hydraulic system
Working pump	Quantitative gear pump, displacement 100ml/r
Pilot pump	Quantitative gear pump, displacement 10ml/r
Working valve	Split multi-way valve
Bore diameter of lifting cylinder (mm)	φ95
Bore of angle adjusting cylinder (mm)	----
Tilt cylinder bore (mm)	φ140
Fuel tank capacity
Fuel tank (L)	415
Working hydraulic oil tank (L)	90.5
Walking hydraulic oil tank (L)	75
working equipment
Blade type	Half U shovel
Blade width (mm)	3460
Blade height (mm)	1465
Working capacity (m³)	6.3
Blade lifting height (mm)	1050
Shovel depth (mm)	450
Ripper type	Three-tooth scarifier
Loose soil depth (mm)	595
Raising height of ripper (mm)	540
Winch type
Manipulation form
Walking manipulation	Single handle machinery
Work manipulation	PPC

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