Used Liugong 939 excavator
The LiuGong-939E large crawler excavator is equipped with a Cummins QSL9 engine (214kW), a 1.9m³ bucket, and a digging force of 232/252kN, with a swing speed of 10rpm and a travel speed of 5.5/3.4km/h. The Kawasaki hydraulic valve improves control accuracy, and the carrier wheels with protective plates ensure durability. The spacious cab is equipped with air conditioning, suitable for scenarios such as mines and infrastructure, efficiently completing excavation and loading tasks, fuel-efficient and reliable.
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Liugong-939E is equipped with Cummins QSL9 engine with rated power of 214kW/2100rpm. It has strong power output and can easily cope with various complex working conditions. The engine adopts turbocharging, air-to-air intercooling, common rail, electronic direct injection and other technologies. It not only has excellent fuel economy, but also has automatic idling and two-stage deceleration functions, which effectively reduce noise and fuel consumption. The machine has a working weight of 35800kg, a standard bucket capacity of 1.9m³, a rated/boosted digging force of the bucket of 232kN/252kN, and a rated/boosted digging force of the bucket arm of 210kN/228kN, which has strong digging capacity. With a rotation speed of 10rpm and a travel speed of 5.5/3.4km/h, its operating efficiency is extremely high.



Liugong-939E has a sturdy and durable structure, made of high-quality materials and refined by precision manufacturing technology, and can adapt to harsh working environments. The advanced hydraulic system is equipped with Kawasaki’s new main control valve, which expands the valve core control range, improves the micro-motion performance, and improves the sensitivity and accuracy of the whole machine operation. The crawler frame support wheel is protected by an integral protective plate, which effectively extends the service life of the parts. The cab adopts a humanized design, is spacious and comfortable, and is equipped with high-quality seats and air-conditioning systems. Good vision and ergonomic layout provide operators with a comfortable and convenient operating experience and reduce labor intensity.

Liugong-939E is a large crawler excavator suitable for various earthworks and construction tasks. Especially in scenarios such as mining and large-scale infrastructure projects that require heavy excavators, it performs well and can efficiently complete excavation, loading, crushing and other operations. Its powerful performance and stable quality can help users improve work efficiency and reduce operating costs, and it is a powerful assistant for engineering construction..

Technical Parameter

Item | Parameter |
---|---|
Overall operating weight | 35,800 kg |
Bucket capacity | 1.9 m3 |
Boom length | 6,400 mm |
Stick length | 2,600 mm |
Tonnage | 39 tons |
Swing speed | 10 rpm |
Travel speed | 5.5/3.4 km/h |
Gradeability | 35° |
Ground bearing pressure | 66.8 KPa |
Bucket digging force | 232/252 kN |
Stick digging force | 210/228 kN |
Maximum traction force | 320 kN |
Engine model | Cummins QSL9 |
Rated power | 214 kW/2100 rpm |
Maximum torque | 1,343 Nm/1600 rpm |
Displacement | 8.9 L |
Number of cylinders | 6 |
Bore *Stroke | 114*145 mm |
Cooling method | Water-cooled |
Working mode | Turbocharged, air-to-air intercooled, common rail, electronically controlled direct injection |
Travel hydraulic circuit pressure | 34.3 Mpa |
Swing hydraulic circuit pressure | 26.2 Mpa |
Hydraulic tank capacity | 240 L |
Hydraulic system capacity | 450 L |
Fuel tank capacity | 620 L |
Overall transport length | 11,350 mm |
Overall transport width | 3,190 mm |
Overall transport height | 3,800 mm |
Track shoe width | 600 mm |
Track gauge | 2,590 mm |
Minimum ground clearance | 532 mm |
Minimum swing radius of front working device | 4,700 mm |
Maximum digging radius | 10,560 mm |
Maximum digging radius at ground level | 10,350 mm |
Maximum digging depth | 6,730 mm |
Maximum digging height | 9,830 mm |
Maximum unloading height | 6,900 mm |
Maximum vertical digging depth | 4,430 mm |
USED LIUGONG 939 EXCAVATOR video