Hydraulically driven self-propelled grader
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Hydraulically driven self-propelled grader
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Product Details

Scope of Application
This machine is an articulated self-propelled grader, ideally suited for large‑area grading in foundation engineering. It can also be used for trenching, slope grading, bulldozing, soil loosening, and snow removal, making it a versatile, high‑efficiency, modern construction equipment for the leveling of high‑grade highways, railways, airports, ports, embankments, industrial sites, and farmland.
Key Features
1. The engine, hydraulic pump and motor, multi-way valve, flow divider, and differential are all products of renowned foreign manufacturers.
2. The sloped‑line design features an all‑metal hood that meets the 1 m × 1 m visibility‑clearance standard. The cab is spacious and well‑lit, offering an unobstructed field of view to make operation and maintenance even more convenient.
3. The travel system features a hydrostatic transmission with gear shifting, and speed and direction changes are controlled electrically‑hydraulically via a single lever, ensuring effortless and agile operation.
4. The steering system, featuring a central hinge mechanism combined with steerable front wheels and a swing-type balance bridge, significantly enhances the grader’s operational performance.
5. The braking system employs a single‑loop hydraulic pump–accumulator brake configuration, with shoe brakes or disc‑type caliper brakes, and is equipped with a mechanical parking brake, ensuring safer and more reliable operation of the entire machine.
Main Technical Parameters
Model number | PY220C-2 | PY180D-2 | PY180C-2 | PY165C-2 | ||
Overall machine weight | Operating mass | kilogram | 16900 | 16000 | 16000 | 15000 |
Front axle load | Front axle load | kilogram | 5820 | 5150 | 5150 | 4150 |
Rear axle load | Rear axle load | kilogram | 11080 | 10850 | 10850 | 10850 |
Maximum forward speed | Max.forward speed | km/h | 36.8 | 36.1 | 38.2 | 40.4 |
Maximum reverse speed | Max backward speed | km/h | 24.8 | 24.5 | 24.5 | 25.7 |
Number of gears (forward/reverse) | Speed gear number | F6/R3 | F6/R3 | F6/R3 | F6/R3 | |
Hydraulic system pressure | Hydraulic system pressure | Mpa | 18 | 18 | 18 | 18 |
Blade length ×弦 height | Blade lengthxheight | mm | 3965×610 | 3965×610 | 3965×610 | 3660×610 |
Front axle track width | Front wheeltrack | mm | 2150 | 2150 | 2150 | 2150 |
Rear axle track width | Rear wheeltrack | mm | 2340 | 2340 | 2340 | 2340 |
Wheelbase | Wheelbase | mm | 6362 | 6362 | 6362 | 6062 |
Engine model | Engine model | 6CT8.3-C215 | SC8D190 | 6BTA5.9-C180 | 6BTA5.9-C170 | |
Rated power | Engine power | kW | 158 | 140 | 132 | 125 |
External dimensions | Overall dimensions | mm | 8585×2790×3340 | 8585×2790×3340 | 8585×2790×3340 | 8285×2790×3340 |
As our products are continuously improved, specifications, instructions, and appearance may change without further notice. Thank you for your understanding.
Since the product is improved continuously.The specification and instruction are subject to change without separate notice.
Factory appearance and premises
The company’s new plant currently occupies an area of80,000square meters, gross floor area45,000square meters, with facilities including production workshops, office buildings, a technical center, and a test track. The company boasts a complete manufacturing value chain encompassing metal cutting, structural component fabrication, precision machining, component assembly, complete machine assembly, and coating, and is equipped with…2000Annual whole-machine production capacity.
Construction Cases
It is widely used in various engineering construction projects, including road foundation works, bridge construction, port development, airport construction, water conservancy and hydropower projects, municipal maintenance and repair, real estate landscaping, and industrial park development.
Related products
The company’s main product lines include: heavy-duty single-drum vibratory rollers, pneumatic‑tired static rollers, double‑drum rollers, small and medium‑size rollers, motor graders, waste compactors, and a wide range of roller attachments.




