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Crawler excavator NK40 buy in Urumqi
Buy Crawler excavator NK40
Crawler excavator NK40

Crawler excavator NK40

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China, Urumqi
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Description
Specification
Operating weight 4040kg
Standard bucket capacity 0.12M3
Track shoe width 300mm
Arm length 1300mm
Engine
Model 3TNV88-S
Type Natural aspirated
Power 20.3kw/2200pm
Max.torque 109N.m at 1000rpm
No. of cylinders 3
Displacement 1.6421L
Hydraulic system
Main pump:
Type Gear pump
Max.displacement 45cm3/r
Pilot pump:
Type Gear pump
Max.flow 5L/min
Working pressure 25Mpa
Hydraulic motor
Slew Fixed displacement axial piston motor
Travel Variable displacement axial piston motors
Performance
Slew speed 12rpm
Swing boom angle(L+R) 75°+45°
Min.back slew radius 850mm
Max travel speed high/low 4.56/2.4km/h
Gradeability 32°
Tractive effort 21.8kN
Max.digging force of bucket 23.6kN
Max.digging force of arm 23.15kN
Ground pressure 0.29kg/cm2
Tank capacity
Fuel tank capacity 48L
Hydraulic tank capacity 38L
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Crawler excavator NK40
Crawler excavator NK40
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