Crawler Bulldozer For Construction And Mining Applications

A crawler bulldozer is a type of earthmoving machinery equipped with a tracked propulsion system that uses a dozer blade to perform tasks such as pushing, grading, and stockpiling. With its powerful engine, excellent traction, and strong ability to navigate complex terrain, it is widely used in construction, mining, road building, land development, and infrastructure projects.

  • Operating Weight (without scarifier): 6700‑13300 kg
  • Engine Power: 70‑93 kW
  • Blade Width: 2450‑3550 mm
  • Max. Drawbar Pull: 60‑125 kN
  • Ground Specific Pressure: 15‑56.5 kPa
  • Drive System: Mechanical / Hydrostatic Transmission

Introduct

A crawler bulldozer, also known as a tracked bulldozer or tracked earthmoving bulldozer, is a machine that uses a tracked propulsion system and a front-mounted dozer blade to move earth. Compared to wheeled equipment, the tracked design offers a larger contact area with the ground and greater traction, enabling stable operation in challenging environments such as muddy, gravelly, and sloped terrain. Modern crawler bulldozers are typically equipped with high-efficiency diesel power systems; some large models can deliver power ratings of 300 HP or more. They are widely used in mining, road construction, building construction, and large-scale infrastructure projects.

Structure crawler bulldozer

  • Engine System
    Delivers strong power output for heavy-duty pushing, grading, and earthmoving operations.
  • Crawler Track System
    Provides excellent traction, low ground pressure, and stable performance on rough and soft terrain.
  • Bulldozer Blade
    Performs pushing, leveling, soil removal, and material handling tasks with different blade options.
  • Hydraulic System
    Controls blade lifting, tilting, and adjustment for efficient and precise operation.
  • Transmission System
    Transfers engine power to the crawler tracks, ensuring smooth movement and reliable performance.
  • Operator Cab & Control System
    Offers a comfortable working environment with easy operation and visibility for improved efficiency.
crawler bulldozer​

crawler bulldozer Working principle

Crawler bulldozer uses a diesel engine to generate power, which is transmitted through the transmission system to drive the crawler tracks for movement. The hydraulic system controls the lifting, lowering, and angle adjustment of the blade, allowing the machine to push, level, and move soil, rocks, and other materials. The crawler design provides strong traction and stability, enabling efficient operation on uneven, muddy, and challenging terrains.

Details Show

This crawler bulldozer combines powerful performance with meticulous craftsmanship. The following photos showcase key details—including the machine’s exterior, cab interior, lighting system, and hydraulic blade—offering a clear view of its specifications and build quality.

Specifications

Key performance parameters of the tracked bulldozer are listed below, including operating weight, engine power, blade width and other core indicators for your quick comparison and model selection.

SpecificationsModel 6.7T
(Mechanical)
Model 8.5T
(Hydrostatic)
Model 9.0T
(Mechanical/Wide)
Model 10.8T
(Mechanical)
Model 11.0T
(Hydrostatic)
Model 12.5T
(Mechanical)
Model 12.8T
(Hydrostatic)
SPECIFICATIONS
Operating Weight (without scarifier) (Kg)67008500/8900900010800/1140011000/1160012500/1300012800/13300
Ground Specific Pressure (Kpa)47.749.9/35.51555.5/36.656.5/37.349.5/35.750.7/36.6
Min. Turning Radius (mm)3000310034003200320039003900
Grade Ability (°)30303030303030
Max. Drawbar Pull (KN)60828595110115125
Min. Ground Clearance (mm)410350480368368380380
Width of Standard Track Shoes (mm)390400/6001050450/720450/720500/720500/720
Track Centers (mm)14351470/167020301650/18701650/18701860/20301860/2030
Length of Track on Ground (mm)1790223028502160216025252525
ENGINE
Engine ModelLR4A110-40LR4A3Z-22LR4A3Z-22LR6A3-23LR6A3-23LR6A3Z-20LR6A3Z-20
Power / Speed (kW/r/min)81/220070/220070/220081/230081/230093/200093/2000
Engine Displacement (L)4.334.334.336.496.496.496.49
Emission StandardChina Stage IIChina Stage IIChina Stage IIChina Stage IIChina Stage IIChina Stage IIChina Stage II
Min. Fuel Consumption (g/KW·h)≤220≤242≤220≤242≤242≤246≤246
Fuel TypeDieselDieselDieselDieselDieselDieselDiesel
BULLDOZER SHOVEL
Blade TypeStraight Tilt BladeStraight Tilt BladeStraight Tilt BladeStraight BladeStraight Tilt BladeStraight BladeStraight Tilt Blade
Blade Height (mm)800950650960/1040960/10401040/10601040/1060
Blade Width (mm)24622450/295035502960/32502960/32503250/34503250/3450
Lifting Height (mm)6257001000830830900900
Cutting Depth (mm)290350380350400400
SCARIFIER / REAR ATTACHMENT
Scarifier TypeThree-teeth Scarifier (Optional)Rear SuspensionThree-teeth Scarifier (Optional)Three-teeth Scarifier (Optional)Three-teeth Scarifier (Optional)Three-teeth Scarifier (Optional)
Max. Lifting Height (mm)450500500480480
Maximum Loosening Depth (mm)300350350380380
TRAVEL SYSTEM
Drive SystemMechanicalHydrostatic TransmissionMechanicalMechanicalHydrostatic TransmissionMechanicalHydrostatic Transmission
Carrier Rollers (Each Side)2121122
Track Rollers (Each Side)8646666
Main Clutch TypeDry Constant GearDry Constant GearDry Constant GearDry Constant Gear
GearboxMechanicalMechanicalMechanicalMechanical
Steering ClutchWet, Hydraulic SteeringWet, Hydraulic SteeringWet, Hydraulic SteeringWet, Hydraulic SteeringWet, Hydraulic SteeringWet, Hydraulic SteeringWet, Hydraulic Steering
Steering BrakeWet, Float, Belt, Hydraulic BrakingWet, Float, Belt, Hydraulic BrakingWet, Float, Belt, Hydraulic BrakingWet, Float, Belt, Hydraulic BrakingWet, Float, Belt, Hydraulic BrakingWet, Float, Belt, Hydraulic BrakingWet, Float, Belt, Hydraulic Braking
Suspension MethodRigid SuspensionSemi-rigid SuspensionSemi-rigid SuspensionSemi-rigid Suspension*Semi-rigid Suspension*Semi-rigid SuspensionSemi-rigid Suspension
SPEED GEAR
Forward Speed (km/h)F1:2.6 F2:4.6
F3:6.7 F4:10.7
F: 0-10F1:2.5 F2:3.7
F3:6.4 F4:10.3
F1:2.6 F2:3.9
F3:6.7 F4:10.3
F: 0-10F1:2.4 F2:3.5
F3:6.2 F4:10.6
F: 0-10
Reverse Speed (km/h)R1:5.4 R2:8.9R: 0-10R1:5.2 R2:9.4R1:3.7 R2:6.6R: 0-10R1:3.9 R2:7.1R: 0-10

features tracked bulldozer

Applications crawler bulldozer

Crawler bulldozers are widely used in heavy construction and earthmoving projects due to their strong pushing force, excellent traction, and ability to operate in difficult terrains. They are commonly found in industries such as mining, infrastructure construction, land development, and site preparation, helping improve work efficiency in large-scale projects.

crawler bulldozer for construction

Construction Projects

Used for site leveling, foundation preparation, earth pushing, and material handling on construction sites.

Mining Operations

Applied for mine site preparation, overburden removal, road building, and material spreading.

crawler bulldozer

Road Construction

Performs ground leveling, soil filling, and roadbed preparation for highways and access roads.

crawler bulldozer​

Land Clearing

Removes trees, rocks, debris, and unwanted materials from undeveloped land.

crawler bulldozer

Agricultural Development

Helps with farmland preparation, land leveling, and large-area soil improvement projects.

crawler bulldozer​

Infrastructure Projects

Supports large-scale projects such as dams, airports, and industrial site development.

custom crawler bulldozer

Custom crawler bulldozers can be configured according to different working conditions, project requirements, and customer preferences. From machine size and engine power to blade types and optional equipment, customized solutions help meet the needs of construction, mining, and special earthmoving applications.

Customization Options

  • Customized Machine Configuration
    Select suitable engine power, machine size, and specifications based on project requirements.
  • Different Blade Options
    Provide straight blades, angle blades, U-blades, and other options for various earthmoving tasks.
  • Special Working Condition Solutions
    Adapt machines for mining sites, muddy areas, slopes, and other challenging environments.
  • Attachment Customization
    Support additional equipment and accessories to expand machine functions.
  • OEM Manufacturing Service
    Offer customized production, branding, and technical support for global distributors and contractors.
  • Flexible Project Support
    Provide solutions based on application needs, operation conditions, and budget requirements.
crawler bulldozer​

certifications

As a leading manufacturer of construction machinery, Xuexiao Machinery holds all the key international certifications required for global market access, including the EU CE certification and the Eurasian EAC/EACM certification. Our products are also protected by China’s comprehensive patent system, which covers invention patents, utility model patents, and design patents, and all performance specifications are verified by test reports from authoritative laboratories.

Backhoe Loader

crawler bulldozer Manufacturer and Supplier

Xuexiao Machinery is a professional crawler bulldozer manufacturer and supplier specializing in the development and production of reliable earthmoving equipment for global construction and industrial applications. With extensive experience in heavy machinery manufacturing, we provide high-performance crawler bulldozers designed for demanding working conditions, including construction sites, mining areas, road projects, and land development.

We offer a range of crawler bulldozers with flexible customization options, including engine power, blade types, machine configuration, and optional attachments. Each crawler bulldozer is built with a strong structure, powerful pushing capacity, and durable components to deliver stable performance, excellent traction, and long service life in challenging environments. Contact us today to get a crawler bulldozer solution tailored to your project requirements.

FAQs

Answers to frequently asked questions help you quickly understand our products and related services. For further assistance or detailed solutions, please contact our technical team for professional support.

Q1: What is a crawler bulldozer used for?

A1: A crawler bulldozer is mainly used for earthmoving, land leveling, material pushing, and site preparation. It is widely applied in construction, mining, road building, agriculture, and infrastructure projects where strong traction and stable operation are required.

Q2: What are the advantages of a crawler bulldozer compared with a wheel bulldozer?

A2: Crawler bulldozers provide better traction, lower ground pressure, and stronger stability on soft, muddy, or uneven terrain. Their track system allows them to work efficiently in challenging environments where wheeled machines may have limited mobility.

Q3: How do I choose the right crawler bulldozer for my project?

A3: The right crawler bulldozer depends on working conditions, material type, project scale, and required pushing capacity. Buyers should consider engine power, blade size, machine weight, terrain conditions, and available attachments before making a decision.

Q4: Can crawler bulldozers be customized for different applications?

A4: Yes, crawler bulldozers can be customized according to specific project requirements. Options may include blade types, engine configurations, track designs, attachments, and operator cabin features to meet different working environments and customer needs.

Q5: How long is the service life of a crawler bulldozer?

A5: The service life of a crawler bulldozer depends on operating conditions, maintenance, and usage frequency. With proper maintenance, regular inspections, and timely replacement of wear parts, a quality bulldozer can provide reliable performance for many years.

Q6: What maintenance does a crawler bulldozer require?

A6: Regular maintenance includes checking engine oil, hydraulic systems, cooling systems, tracks, and blade components. Proper lubrication, track tension adjustment, and scheduled inspections help reduce downtime and maintain stable machine performance.

Contact us

Whether you’re choosing the right construction machinery or need customized equipment configurations, our professional team can provide you with clear and actionable solutions.

  • Select suitable equipment models
  • Provide technical specifications and comparative recommendations
  • Customize power, configuration, and attachment solutions
  • Evaluate project budgets and delivery timelines
  • Address procurement, transportation, and after-sales inquiries

Fill out the form now to get a personalized solution. Our experts will provide professional advice and ensure your project runs smoothly. Contact us today to start boosting efficiency!

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