XE420GK hydraulic excavator is equipped with Cummins engine, with low-speed and large torque output to meet the dynamic balance and economy of power output and fuel consumption in heavy-duty mode, with sufficient power reserve to meet the construction demand of 5000m above sea level;
Imported large-size main valve, small pressure loss, fast response speed, more reasonable flow distribution;
Equipped with lengthened and strengthened chassis system as standard, with better stability and higher reliability for mine work, and four wheels and one belt adopts strengthened four wheels and one belt, which ensures the service life under the bad working conditions such as mines and so on;
Adopting large box body working device, using finite element analysis to strengthen the key parts on the movable arm and bucket pole;
The radiator adopts high-performance composite fins and new lead-tin welding process, which improves the heat dissipation efficiency, saves energy and reduces noise, and the ambient temperature adaptability can be up to 50℃.
Item XE420GK
Operating weight (Kg) 40700
Bucket capacity (m³ )2.2
Rated engine power (kW/rpm) 272/1900
Bucket digging force (kN) 310
Maximum digging radius (mm) 10855
