SITRUK CONCRETE PUMP

SITRUK 50M Concrete Pump Truck – XNJ5350THB High-Performance Construction Equipment

The SITRUK XNJ5350THB Concrete Pump Truck is an advanced heavy-duty concrete pumping solution designed for high-rise buildings, bridges, highways, and large-scale infrastructure projects. Equipped with a 50-meter 6-section boom, powerful pumping system, and premium international hydraulic components, this machine delivers outstanding pumping efficiency, stability, and long-term reliability.

Key Specifications

Vehicle Parameters

• Product: SITRUK Concrete Pump Truck, Model: XNJ5350THB, Category: Construction Machinery, Drive Configuration: 6×4, Overall Length: 12,600 mm, Overall Height: 3,950 mm, Overall Width: 2,550 mm, Total Weight: 35,000 kg, Chassis: SITRUK Heavy-Duty Truck Chassis, Engine Power: 294 kW / 1900 rpm, Emission Standard: China VI, Wheelbase: 4650 + 1400 mm

Pump System Performance

• Theoretical Concrete Output:

  • Low Pressure: 163 m³/h

  • High Pressure: 97 m³/h

• Theoretical Pumping Pressure:

  • Low Pressure: 10 MPa

  • High Pressure: 14 MPa

• Theoretical Pumping Cycles:

• Low Pressure: 32 cycles/min, High Pressure: 19 cycles/min, Delivery Cylinder Diameter / Stroke: 260 / 2200 mm, Main Oil Pump Displacement: 260 ml/r, Hopper Capacity: 0.6 m³, Feed Height: 1450 mm

Boom System Specifications

50M 6RZ Boom

• Maximum Vertical Height: 50 m, Maximum Horizontal Reach: 46 m, Maximum Vertical Depth: 36.5 m, Folding Type: 6RZ, Delivery Pipe Diameter: 125 mm, Maximum Aggregate Size: 40 mm, Concrete Slump Range: 160–220 mm

Arm Configuration

• Arm 1 Length: 10,000 mm | Rotation Angle: 89.5°

• Arm 2 Length: 8,250 mm | Rotation Angle: 180°

• Arm 3 Length: 8,050 mm | Rotation Angle: 180°

• Arm 4 Length: 9,450 mm | Rotation Angle: 243°

• Arm 5 Length: 5,750 mm | Rotation Angle: 220°

• Arm 6 Length: 4,300 mm | Rotation Angle: 110°

Stabilizer System

• Front Leg Spread Width: 9,500 mm

• Rear Leg Spread Width: 9,800 mm

• Front & Rear Leg Distance: 10,400 mm

• Front Leg Design: X-Type Support

• Rear Leg Design: Circular Initial Movement System

Hydraulic & Control System

• System Oil Pressure: 31.5 MPa

• Hydraulic Tank Capacity: 700L

• Hydraulic System Type: Open Circuit

• Oil Cooling: Forced Air Cooling

• High/Low Voltage Switching: Automatic Switching

• Concrete Pipe Cleaning: Water Washing System

• Lubrication System: Centralized Automatic Lubrication

Premium Component Configuration

The SITRUK concrete pump truck uses high-quality international components to ensure reliability and long service life:

• Transfer Case: German Spohr / ZF

• Main Oil Pump: German Rexroth / Putzmeister

• Arm Multi-Valve: Germany Hawthorne

• Arm Balance Valve: German Rexroth / NEM

• Valve Bank: Eaton USA, Electrical Components: Schneider / Omron, Remote Controller: HBC / Jingjing / Om, Panel System: Sweden Import / Baosteel