1. The machine is designed for precast yard. The lightweight designed arms can rotate horizontally. It is driven by hydraulic system, simple structure and easy to operate.

2. Adopt circular column with strong carrying capacity and little shake. Equipped with ladder and the retainer, easy to repair and maintain.

3. Two modes of operation: wireless remote control and cable remote control, easy to operate.

4. Main electronic components are products of the world-famous brand, with high quality and stable performance.

5. 45Mn2 delivery pipe, longer service time and less pipe changing times, which can greatly improve the efficiency.

6. Adopt removable foundation which can remove as a whole without disassembly, convenient to transfer and high efficient.



Model PB21AM3R
Radius of placing boom (m) 21
Working area(㎡) 1385
Stationary height (with concrete foundation)(m) 4.2
Slewing range (°) 360
Power of motor (KW) 7.5
Pressure of hydraulic system (MPa) 28
Type of hydraulic oil HM46
Hydraulic foldable arms (m) 1st section 8.4
2nd section 6.9
3rd section 5.7
Boom articulation (°) 1st section 0~90
2nd section 0~180
3rd section 220
Delivery pipe specification DN125
Delivery hose dimension (inside diameter×length) (mm) 5″×3000
Operation mode Cable remote control
Radio remote control
Wind speed (m/s) Placing concrete ≤13.8
Climbing ≤7.9
Working temperature (°C) -20 ~ 48
Container 1*40HQ/unit


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