08-31-2025, 10:45 PM
ID：1825766
• Brand: Caterpillar
• Model: 320D2 Hydraulic
• Year of Manufacture: 2017
• Hours of Operation: 8,000 hours
• Location: Neijiang, Sichuan Province
• Last Updated: Updated 13 hours ago
The 2017 Caterpillar 320D2 is a mid-sized hydraulic excavator designed for heavy-duty construction and earthmoving tasks. With a total of 8,000 operating hours and stationed in Neijiang, Sichuan, this machine represents a reliable option for operators seeking efficiency and performance in a durable package. The 320D2 combines Caterpillar’s legacy of precision engineering with robust hydraulic systems for versatile applications.
Key Specifications
- Operating Weight: 21,100 kg
- Rated Load Capacity: 20 tons
- Bucket Capacity: 1 m³
- Boom Length: 5,700 mm
- Arm Length: 2,500/2,900 mm (HD type)
- Engine: Cat C7.1, 6-cylinder, 7.01 L, 112 kW @ 1,800 RPM, Tier 2 emission
- Bucket Type: Backhoe
- Origin: Xuzhou, China
Performance
- Swing Speed: 10.9 rpm
- Gradeability: 70% / 35°
- Bucket Digging Force: 125 kN
- Arm Digging Force: 104 kN
- Max Traction Force: 205 kN
- Travel Speed: 5.4 km/h
- Swing Torque: 61.8 kNm
Hydraulic System
- Main Relief Pressure: 35 MPa
- Max Main Pump Flow: 404 L/min
- Travel Hydraulic Circuit Pressure: 35 MPa
- Swing Hydraulic Circuit Pressure: 25 MPa
- Pilot Pump Flow: 32.4 L/min
- Pump Type: Axial piston pump + pilot pump
- Bucket Cylinder: 1 × 120 mm × 1,104 mm
- Arm Cylinder: 1 × 140 mm × 1,504 mm
- Boom Cylinder: 1 × 120 mm × 1,260 mm
Fluid Capacities
- Fuel Tank: 410 L
- Hydraulic Tank: 138 L
- Engine Oil Replacement: 22 L
- Coolant: 25 L
- Hydraulic System Oil: 260 L
Dimensions
- Transport Length: 9,460 mm
- Transport Width: 2,800 mm
- Transport Height: 3,030 mm
- Cab Height: 2,950 mm
- Counterweight Ground Clearance: 1,020 mm
- Minimum Ground Clearance: 450 mm
- Rear Swing Radius: 2,750 mm
- Track Length: 4,080 mm
- Track Width Options: 600 / 700 / 790 mm
- Track Gauge: 2,200 mm
- Ground Contact Length: 3,270 mm
Operating Range
- Max Digging Depth: 6,720 mm
- Max Digging Height: 9,490 mm
- Max Dumping Height: 6,490 mm
- Max Vertical Digging Depth: 5,690 mm
- Max Reach at Ground Level: 9,890 mm
- Max Effective Digging Depth: 6,380 mm
Recommendations and Insights
The 320D2 excels in both construction and utility projects where precision and power are required. With its Cat C7.1 engine and robust hydraulic system, operators can perform complex digging, lifting, and material handling efficiently. Regular maintenance of hydraulic circuits, bucket pins, and engine oil is crucial to sustain performance. Upgrading to HD arms can improve leverage and load capacity for demanding projects. This excavator is also ideal for areas with uneven terrain due to its 70% gradeability and high traction force.
