Top select 20 ton excavator used CAT excavator

Top select 20 ton excavator used CAT excavator


1.Strict machine collection,Only machines with light deprecation, low working hours and full functions can be collected.

2.High quality reconditioned machine is the launched by the original manufacturer.

3.Refurbish core parts to restore capacity. Replace all worn parts with genuine Factory new ones

4.Certified professional engineers who have worked for more than 10 years conduct comprehensive analysis on the machine.

Model CAT 320D
Machine working weight (kg)20930
Bucket capacity (m³)1
Boom Length (mm)5700
Bucket rod Length (mm)2900
Tonnage (ton)20
powerTraditional power
bucketbackhoe
vendorJoint venture/import
powerTraditional power
performance
Rotational speed (RPM)11.5
Walking speed (km/h)3.5/5.7
Climbing ability (%)70/35°
Specific grounding pressure (Kpa)6
Bucket digging force (kN)140.1
Bucket rod digging force (kN)106.4
Power system
Engine Model CarterC6.4ACERT
Rated power (KW/RPM)103/2000
Displacement (L)6.37
Number of cylinders (PCS)6
Cylinder diameter × stroke (mm)102×130
Cooling mode Water cooling
The hydraulic system
Maximum flow of main pump (L /min)205
Working hydraulic oil circuit (Mpa)35
Walking hydraulic circuit (Mpa)35
Rotary hydraulic circuit (Mpa)25
Pilot oil circuit (MPa)3.9
Boom cylinder - Number x Cylinder diameter x stroke (mm)2-120×1260
Bucket rod cylinder - Number x Cylinder diameter x stroke (mm)1-140×1504
Bucket cylinder - Number x Cylinder diameter x stroke (mm)1-120×1104
Hydraulic fracturing pipeline standard no
Oil capacity
The fuel tank (L)410
Hydraulic tank (L)120
Hydraulic system (L)260(including fuel tank)
Engine oil change (L)30
Cooling liquid (L)25
Body size
Total length of transport (mm)9460
Total transport width (mm)2800
Total transport height (mm)3050
Full height of cab (mm)2950
Counterweight ground clearance (mm)1020
Track grounding length (mm)3265
Total track length (mm)4075
Width of track plate (mm)600
Total track width (mm)2800
Track gauge (mm)2200
Minimum ground clearance (mm)450
Radius of rotation of rear end (mm)2750
Operating range
Maximum excavation radius of stop face (mm)9850
Maximum excavation depth (mm)6710
Maximum excavation height (mm)9840
Maximum unloading height (mm)6500
Maximum vertical excavation depth (mm)6180
Maximum effective digging depth (mm)6540
Width of bulldozing plate × height (mm)No plow
Lifting or pushing depth with shovel (mm)No plow


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