Concrete Placing Boom

Model

HGD28G

HGD29A

HGD29D

HGD33D

HGD32

Performance

Max.radius of placing boom(m)

27.7

29

29

33

32

Freestanding height 

(to the joint between the end 

of the boom and swivel table)(m)

22.7

24/30

24/30

24/30

22.2

Boom articulation(·)

365

 Slewing brake

always close

Working temperature(℃)

-20℃～48℃

Total weight(kg)

19100

20000

20000

21000

22700

Counter weight(kg)

/

6300

Power

380V/50HZ

Motor

Model

Y2-160M-4-B35

Y2-160L-4-B35

Y2-160L-4-B35

Y2-160L-4-B35

Y2-200L-4-B35

Power(kw)

11

15

15

15

30

Safety grade

IP54

Insulation grade

F

Hydraulic system

Pressure(Mpa)

28

33

33

33

35

Flux(l/min)

16.8

22

16.8

16.8

46

Hydraulic oil

5℃-48℃Circumstance 

temperature 5℃-48℃

ESSO NUTO H46

-20℃-5℃Circumstance 

temperature -20℃-5℃

ESSO NUTO H32

Control mode

                      short—haul Control /radio remote control

Pipeline cleaning

Wet cleaning/Dry cleaning

Structure of tower body

Tubular column

Section of tower body (m×m)

0.75×0.75

Boom

Shape

Three hydraulic foldable arms

Four hydraulic 

foldable arms

Inner diameter of pipeline

DN125

End hose(″×mm）

5″×3000/4000

1st section

Length(m)

10.5

10.87

10.87

14.87

8.85

Articulation

-4.2°～+82.5°

0°～90°

0°～90°

0°～90°

-4°～+87°

2nd section

Length(m)

9.2

9.57

9.57

9.57

7.62

Articulation

0°～180°

0°～180°

0°～180°

0°～180°

0°～180°

3rd section

Length(m)

8.0 

8.56

8.56

8.56

7.74

Articulation

0°～180°

0°～180°

0°～180°

0°～180°

0°～180°

4th section

Length(m)

/

/

/

/

7.79

Articulation

/

/

/

/

0°～270°