Komatsu PC450LC33

The Sany SY305H Crawler Excavator has been manufactured since 2018 and weighs 32.8 tons. It has a transport length of 11.1 meters, a transport width of 3.19 meters, and a transport height of 3.6 meters. The tear-out force of this excavator is 220 kN, and it has a dredging depth of 7.41 meters. The maximum reach horizontal is 11.05 meters, and the bucket capacity is 1.4 U/min. The track width is 600 HP.

Hitachi excavators are part of Hitachi, Japan, and with the efforts of its joint venture subsidiary (Hitachi Construction Machinery Group), Hitachi has developed and produced a number of first-class construction machines based on its extensive experience and advanced technology. . Hitachi Construction Machinery, with its nearly 100 years of machinery manufacturing experience and strong technological development capabilities, has produced a series of hydraulic excavators of various models ranging from 0.5 to 800 tons.

The CATERPILLAR 305.5E2  is a versatile excavator that can be used for a variety of tasks. It is most commonly used for digging, lifting, and transporting materials. It is also used for trenching, grading, and backfilling. The machine is well-suited for construction, demolition, and landscaping projects. It is also well-suited for agricultural applications, such as digging trenches for irrigation systems.

The DOOSAN DH140W-7 is a wheel excavator with remarkable performance. Manufactured by Doosan, it has an operating weight of 14350 kg and a bucket capacity of 0.6 m³. Powered by a Doosan DL06 engine with 98 kw of power, it has a rated speed of 5.5 km/h. It features high operating efficiency and is widely used in construction digging work.

Hitachi ZX360LC-3 Excavator
1. Equipped with a high-performance engine and optimized hydraulic system, it can provide strong power and efficient working ability, and has excellent excavation and loading capabilities.
2. It adopts an advanced electro-hydraulic proportional control system, which can adjust the working state of the hydraulic system in real time according to the operator's operating instructions, realize precise control of each action, and improve the accuracy and flexibility of operation.
3. It has a stable chassis structure and a full range of safety devices, which can ensure safe operation in various complex working environments and effectively protect the safety of operators and equipment.
4. By adopting advanced technology and optimized design, it can reduce noise and fuel consumption and reduce pollution to the environment.
5. Considering the operator's use needs, it has a comfortable cab and humanized operating devices, providing a good field of view and operating experience, reducing operator fatigue and improving work efficiency.

 Cat 306E2 Mini Hydraulic Excavator has been designed and built by Caterpillar to deliver exceptional superior performance, productivity, controllability and reliability at lower operating cost. The extremely fast, smooth and responsive hydraulic movement offers greater job accuracy and efficiency. The standard tail swing design incorporates a counterweight that extends further back on the machine to maximize the machine stability for lifting and digging. 

1.Sany 215 excavator is equipped with a powerful power system, equipped with a diesel engine with high efficiency and fuel saving, which is able to provide stable and powerful power output and adapt to various operating environments.
2. Adopting advanced hydraulic system with efficient dynamic response capability and excellent control precision, it can realize fast and precise operation and improve work efficiency.
3. The excavator also adopts advanced hydraulic control technology and intelligent system, which can automatically monitor and adjust the working condition, providing a safer and more reliable operating experience.
4. The structural design has been carefully optimized to provide excellent stability and durability, and can adapt to various complex operating conditions.

1. The Caterpillar CAT 336GC excavator adopts an advanced hydraulic system to provide excellent operating efficiency and smooth operation. Its excavation speed and loading capacity have been significantly improved, and various excavation tasks can be completed quickly and accurately.
2. It also has excellent fuel efficiency, and through advanced engine technology and precise system control, it achieves efficient use of fuel.
3. At the same time, the excavator adopts an innovative design to reduce operating noise and vibration, provide a more comfortable working environment, and reduce operator fatigue.
4. The excavator is also equipped with intelligent technologies such as GPS navigation system and automatic control functions, which can realize a variety of intelligent operations such as positioning, monitoring and control. These technologies provide higher working accuracy and efficiency, and can reduce human errors and production interruptions.