SD22

🚜 SD22 Standard 235HP Bulldozer

The SD22 standard bulldozer is developed with mature patented technology and delivers a robust 235HP output. Featuring high performance and long service life, it can be paired with a variety of work implements and cab configurations, making it an ideal 235HP construction machine for earthwork and bulk material pushing.

Applications: general road projects, auxiliary mining operations, earthwork excavation, and ordinary bulk material handling.

Core advantages: stable 235HP power, rugged and durable body, wide choice of attachments, low maintenance cost, and high working efficiency.

⚙️ Power System

Equipped with a WP12/QSNT-C235 electronically controlled engine meeting China III off-road emission standards, delivering robust 235hp power, low fuel consumption, and low maintenance costs;

Large torque reserve coefficient and rated power of 175kW (235HP) ensure stable output under heavy loads;

Radial seal intake structure effectively extends the overall service life of the 235HP powertrain.

🌍 Working Adaptability

Stable and mature undercarriage system adapts to various harsh working environments and, matched with 235HP power, achieves high-efficiency operation;

Long ground contact length and high ground clearance ensure smooth travel and excellent passability;

Optional straight blade, U-blade, angle blade, coal blade, rock blade, sanitation blade, ripper, drawbar, and more. Standard LED work lights improve nighttime construction safety and fully leverage the 235HP power advantage to meet diverse job requirements.

🔗 Transmission System

The transmission structure perfectly matches the 235HP engine power curve, offering a wider high-efficiency working range and higher power transmission efficiency.

The independently developed transmission assembly has been proven in the market over the long term, with stable performance and reliable quality, and can withstand 235HP power loads over the long run.

🚘 Driving Environment

Spacious hexahedral cab with wide field of view, optional FOPS/ROPS protective structure, ensuring safe and comfortable long-hour operation of the 235hp bulldozer;

Electric hand and foot throttle control for precise, effortless operation;

Built-in intelligent control display and heating/cooling air conditioning allow real-time monitoring of the 235HP power system status, reflecting human-centered, intelligent design.

🛠️ Maintainability

Main structural components inherit mature high-quality design and are suited to long-term 235HP heavy-load operation;

Vehicle wiring harness is protected by corrugated tubing, neatly routed with a high protection rating.

Large open side hood design greatly simplifies routine inspection and servicing;

All lubrication and maintenance points are externally accessible, making maintenance quick and convenient and ensuring sustained, stable 235HP power output.

⚡ SD22C Coal Version 235HP Bulldozer

The SD22C 235HP coal-specific bulldozer is customized for special bulk material conditions. It comes standard with a large-capacity coal blade, ample 235HP power, high loading capacity, fast working speed, and strong durability, making it suitable for long-term bulk coal handling.

Applications: coal yard stockpiling, thermal power plants, port bulk cargo yards, and bulk material transfer operations.

Core advantages: robust 235hp pushing force, oversized coal blade, wear-resistant working parts, low ground pressure, and high continuous operation efficiency.

🪨 SD22W Rock Version 235HP Bulldozer

The SD22W 235HP rock bulldozer is designed for harsh stone and crushed rock conditions. Equipped with a high-strength wear-resistant rock blade and reinforced push arms, together with a robust 235hp engine, it offers stable performance, low fuel consumption, and easy maintenance, perfectly adapting to crushed stone, weathered rock, and mixed-rock construction sites.

Applications: quarries, mountain road reconstruction, rock terrain excavation, and hard soil ripping.

Core advantages: 235HP heavy-duty power, thickened wear-resistant working equipment, reinforced undercarriage structure, strong impact resistance, and long service life.

🌲 SD22F Forestry Version 235HP Bulldozer

The SD22F 235hp forestry bulldozer is customized for jungle logging operations. Equipped with a professional impact-resistant logging cab and ample 235HP power, with optional wide tracks and mechanical winch, it offers excellent off-road capability and self-rescue performance, adapting to complex rainforest and mountain terrain.

Applications: forest logging, timber harvesting, mountain road opening, and field rescue operations.

Core advantages: robust 235HP climbing power, impact-resistant cab, mechanical winch self-rescue device, and excellent passability on muddy roads.

🏜️ SD22D Desert Version 235HP Bulldozer

The SD22D 235HP desert bulldozer is specially optimized for high-temperature, sandy desert environments. It adopts an extended undercarriage design to effectively reduce ground pressure, paired with a 235HP power system and enhanced dust-proof and heat-dissipation structure, operating stably on dry, windy desert construction sites.

Applications: desert highway construction, desert land reclamation, sand control projects, and earthwork in arid northwest regions.

Core advantages: stable 235HP power, full-vehicle dust-proof upgrade, high-temperature-resistant configuration, low ground pressure, and strong desert passability.

📏 SD22E Extended Version 235HP Bulldozer

The SD22E 235HP extended bulldozer adopts an extended track undercarriage with a rational overall structure and flexible working mechanism. With ample 235HP power and a low ground pressure design, it is widely used in bulldozing, excavation, and backfilling for highways, railways, airports, and large mines.

Applications: large infrastructure construction, mine earthwork filling, road foundation spreading, and bulk earthmoving.

Core advantages: efficient 235HP power, extended stable undercarriage, low sinking probability, flexible operation, and suitability for long-distance, large-volume earthwork.

♻️ SD22R Sanitation Version 235HP Crawler Bulldozer

The SD22R 235HP sanitation bulldozer is developed for urban environmental landfill sites. It adopts a wide swamp undercarriage to greatly reduce ground pressure, is equipped with stable 235HP power output and a corrosion-resistant body structure, and perfectly adapts to compaction and landfill covering work in high-moisture waste landfill sites.

Applications: municipal landfill sites, waste treatment plants, wet waste stockpiling and compaction, and environmental landfill projects.

Core advantages: stable 235HP power, ultra-low ground pressure, rust-proof and corrosion-resistant design, large sanitation blade, and strong swamp passability.

🌊 SD22SW Swamp Version 235HP Bulldozer

The SD22SW swamp bulldozer is designed for soft, muddy terrain. It adopts ultra-wide track shoes and an extended ground contact design to effectively reduce ground pressure and avoid easy sinking. Paired with a reliable 235HP power system, it runs smoothly in swamps, mudflats, and low-lying soft soil areas.

Applications: wetland restoration, river dredging, tidal flat development, swamp construction, and earthwork on muddy roads.

Core advantages: ultra-low ground pressure, anti-sinking design, excellent soft-ground passability, ample 235HP power, and stable long-term operation.

✅ Overall Advantages of the Full SD22 Bulldozer Lineup

1. 🚀 Unified high-performance 235HP powertrain with robust power output, low fuel consumption, and strong power reserve, adapting to various heavy-load conditions.

2. 🛡️ Diversified customized versions covering standard, coal, rock, forestry, desert, extended, sanitation, and swamp types to meet all construction scenario requirements.

3. 🧰 Mature hydraulic transmission system for flexible, effortless operation, stable power transmission, and high working efficiency.

4. 🛋️ Human-centered enclosed cab with shock absorption and heating/cooling air conditioning, effectively reducing driving fatigue during long working hours.

5. 🔧 Rational overall layout with centralized maintenance points for convenient routine inspection and repair, greatly reducing later-stage operating costs.

6. 🪜 Reinforced and thickened structural components and wear-resistant undercarriage parts with strong impact resistance and long overall service life.

Summary: The full SD22 235HP crawler bulldozer lineup offers cost-effective construction machinery. With a complete range of models, reliable quality, and strong on-site adaptability, it is the preferred earthmoving equipment for engineering projects at home and abroad.