460HP Hydraulic Bulldozer

Power System:The Cummins KTA19-C525 turbocharged diesel engine delivers powerful, efficient, and energy-saving performance. Its integrated cylinder block and head design minimize the risk of water and oil leakage. Compared to similar products, it features 25% fewer parts, significantly reducing the failure rate and lowering maintenance costs, which saves over 50% in maintenance time.

Transmission System:The power shift gearbox and planetary final drive ensure efficient power transmission, high durability, and elevated production efficiency. The system optimizes fuel economy according to external load changes. Hydraulic components absorb impact loads, extending engine life by 1.5 to 2 times. The gearbox utilizes a multi-disc clutch, hydraulic combination, and forced lubrication, while the central transmission employs spiral bevel gears with splash lubrication.

Hydraulic Working System:The upgraded oil cylinder design features imported seals and hoses, enhancing service life and reliability. An external working valve simplifies maintenance.

Electrical System:Imported instruments provide accurate, intuitive data display and enable electronic monitoring of critical parameters like oil temperature, oil level, and water temperature, ensuring high reliability.

Product Details

SD46-6 Crawler Bulldozer, Bulldozer Best Selling Dozer 320hp 460hp 260hp 80hp  Chinese Bulldozer

The SD46-6 crawler bulldozer features a working device controlled by a PPC pilot proportional valve, enhancing operational precision. Its K-suspension floating walking system offers improved adaptability to various working conditions, ensuring high efficiency.

Key Features

Global Intelligent Service System: This feature enhances operational management and service monitoring.

Rollover Protection: Provides increased safety for operators in varied terrains.

Falling Object Protection Device: Safeguards against hazards from overhead objects.

This dozer excels in earthwork mining and rock stripping, making it ideal for construction projects and other demanding environments. Its advanced structure allows it to handle challenging tasks effectively, ensuring optimal performance and durability.


Heavy-duty hydraulic crawler bulldozer

Structure

The full-box structure main frame is made of high-performance materials and high-strength castings, enhancing its ability to bear impact loads and resist bending and torsion. This design supports continuous high-strength operation in harsh conditions, while quality welds extend the frame's lifecycle.

Chassis System

The K suspension floating driving system and pivot chassis structure reduce impact loads on the transmission, improving traction performance and vehicle longevity. An advanced shock absorption system stabilizes the vehicle under complex working conditions. The main sealed and lubricated crawler belt allows for convenient assembly and disassembly.


heavy-duty dozer with ripper


Driving Environment

The cab offers a stylish design with ample space and a wide field of vision. An installed shock absorber minimizes vibration, and the air conditioning system enhances operator comfort and safety. The instrument panel features an integrated layout for electrical components, instruments, and air conditioning. Ergonomic adjustments for the driver's seat and armrest improve usability, while a PPC pilot control system makes operation more flexible, reducing fatigue.

Work Tool Accessories

The front working device includes a standard semi-U-shaped shovel blade made of high-strength materials, providing strong cutting force and durability for various tasks. A 16m³ super-capacity shovel is ideal for earthwork and bulk material handling. The rear device is a single tooth scarifier with an adjustable angle, offering high penetration and strength.

Security

Safety features include warning lights, a reversing alarm, and horn, enhancing safety for surrounding personnel. Design elements like seat belts, handrails, and safety signs offer operator protection. The side shield protects the engine and radiator from external debris. Standard antifreeze raises boiling points and lowers freezing points, enhancing engine cooling and protection. Optionally, an anti-overturning frame can be installed for added safety.

Maintenance

Clear signs guide correct maintenance practices, and the maintenance-free battery simplifies upkeep. An open hood provides easy access to internal components for inspection. The engine's high reliability results in lower maintenance costs compared to competitors. Platinum's service network offers timely, supportive service, ensuring a worry-free equipment experience that meets expectations.

SD46 Bulldozer - Main Technical Parameters
Parameter
Min. ground clearance525mm
Use weight54000kg
Grounding specific pressure0.123MPa
Climbing performance30°
Track center distance2260mm
Single shovel capacity16m³
Blade width4314mm
Blade height1841mm
Maximum cutting depth700mm
Maximum inclination of blade1000mm
Engine
ModelCummins KT419-C525
TypeWater-cooled, in-line, four-stroke, direct injection, supercharging and intercooling
Rated speed2000rpm
Rated power340kW
Number of cylinders - cylinder diameter × stroke6-159×159mm
Swept volume18.9L
Fuel consumption rate at calibration point≤204g/kW-h
Maximum torque1900N·m/1400rpm
Fuel tank capacity715L
Transmission system
Hydraulic converterSingle-stage unidirectional three-element
GearboxPower combination planetary gear type (F3-R3)
Central driveSpiral bevel gear, splash lubrication
Steering clutchWet, multi-piece, spring compression, hydraulic separation
Steering brakeFloating belt and hydraulic booster
Steering and braking linkageHydraulic linkage
Final driveSpeed reduction and splash lubrication of first-stage spur gear and first-stage planetary gear
Walking system
TypeK-type elastic suspension structure
Riding wheel2/each side
Thrust wheel7 per side (4 bilateral and 3 unilateral)
Crawler typeMain-section sealed lubricating crawler (41 pieces per side)
Track shoe width510mm
Hydraulic pressure system
Maximum working pressure21MPa
Oil pump typeWorking pump and PPC duplex pump
Traffic284 L/min (engine speed 2000rpm)
Internal diameter of blade lifting cylinder × quantityΦ140×2
Internal diameter of blade tilt cylinder × quantityΦ210×1
Internal diameter of lifting cylinder of scarifier × quantityΦ190×2
Inner diameter of angle adjusting cylinder of scarifier × quantityΦ190×2
Driving speed
Speed gearFirst gear
Forward (km/h)0~3.4
Back (km/h)0~4.1
Speed gearSecond gear
Forward (km/h)0~6.2
Back (km/h)0~7.5
Speed gearThird gear
Forward (km/h)0~10.8
Back (km/h)0~13.8
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