小松 PC450-8 二手挖掘机 | 241022

　　The Komatsu PC450-8 excavator is a heavy-duty equipment with excellent performance and high efficiency, especially suitable for medium and large earthwork projects and mining. Its powerful body weight of 44.7 tons and bucket capacity of 2.1 cubic meters can demonstrate excellent operating capabilities in various complex working conditions. The model is equipped with a Komatsu SAA6D125E-5 engine with an output of up to 257 kW (344 horsepower), ensuring that it can still maintain strong power output under high-intensity work. Its bucket digging force reaches 267 kN and the digging force of the bucket arm is also 208 kN, which can easily cope with excavation operations in hard soil and rocks.

　　The PC450-8 is also equipped with an advanced hydraulic system with a maximum hydraulic flow of up to 600 L/min, ensuring the sensitivity and stability of the operation. It has excellent fuel efficiency, with an average fuel consumption of 24-29 liters per hour, reducing operating costs. The ROPS/FOPS standard air-conditioned cab is not only comfortable, but also ensures the safety of the operator. Overall, the Komatsu PC450-8 has become a popular second-hand excavator choice in the market with its excellent durability, low operating costs and high operating efficiency, especially suitable for corporate users who require high-performance equipment.

Parameter	Specification
Brand	Komatsu
Model	PC450-8
Operating Weight	44,700 kg
Bucket Capacity	2.1 m³
Boom Length	6.3 m
Arm Length	3.35 m
Manufacturer	Komatsu Ltd.
Swing Speed	9.0 rpm
Travel Speed	Low: 3.1 km/h, High: 5.5 km/h
Gradeability	70% (35°)
Ground Pressure	80.6 kPa
Bucket Digging Force	267 kN
Arm Digging Force	208 kN
Engine Model	Komatsu SAA6D125E-5
Engine Power	257 kW (344 HP) @ 1900 rpm
Displacement	11.04 L
Number of Cylinders	6
Bore & Stroke	Bore: 125 mm, Stroke: 150 mm
Hydraulic Pump Brand/Model	Komatsu Original
Maximum Hydraulic Flow	600 L/min
Travel Hydraulic Circuit	2 x 300 L/min
Control Hydraulic Circuit	1 x 600 L/min
Fuel Tank Capacity	620 L
Hydraulic Tank Capacity	350 L
Engine Oil Capacity	38 L
Coolant Capacity	47 L
Transport Length	12,150 mm
Transport Width	3,350 mm
Transport Height	3,610 mm
Track Shoe Width	600 mm
Track Length	5,420 mm
Max Digging Radius	11,680 mm
Max Digging Depth	7,780 mm
Max Digging Height	10,830 mm
Max Dumping Height	7,180 mm
Max Vertical Digging Depth	7,170 mm
Fuel Consumption	24-29 L/h
Air Conditioning	Yes, complies with ROPS/FOPS standards
Fuel Injection	Electronic Injection
Maintenance Interval	500 hours