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  • Mechanical Grab-Type A
  • Mechanical Grab-Type A
Mechanical Grab-Type A Mechanical Grab-Type A

Mechanical Grab-Type A

Diaphragm wall grab (Mechanical grab Type A )

Mechanical grabs are the best solution to excavate diaphragm walls in all soil conditions up to a soil hardness of 70 mPA as light chisseling work is possible. 
Our diaphragm wall grabs is available with grab extensions for a total length of 10 or 12 m and also with extra ballast to reach a total weight of
up to 25000 kg for even the most demanding projects. 
 
Jaws may be rectangular or round shape.  Jaws, ropes, pulleys and different teeth can be quickly replaced on site without any problems. 
All rope and guide pulleys have adequately dimensioned, maintenance-free bearings filled with grease. 
 

This Mechanical rope diaphragm wall grab (Type A) need matched with the crawler crane use.
It is underground continuous wall construction equipment.  This machine adopt double Wirerope design,
one wirerope control lifting and another conrtal grab opening and closing separately.
This type grab suite for more c
omplex layer, adopt the grab own weight impact grab, suite use for deeper diaphragm wall work.
The precision of diaphragm wall is slightly lower than hydraulic grab.
This equipment is especially suite for the company don
t have diaphragm wall equipment doing diaphragm wall work.


Wall Width(mm)

600

800

1000

1200

1500

Pulley number(pcs)

6

6

6

6

6

Closing force(KN)

1100

1100

1100

1100

1100

Closing/Opening Time(sec)

8/5

8/5

8/5

8/5

8/5

Max. Shell Open Width(mm)

2800

2800

2800

2800

2800

Jaw Capacity(L)

850

1200

1500

1900

2300

(Light )Grab Weight(kg)

13000

14000

15000

16000

18000

(Heavy)Grab Weight(kg)

19000

20000

215000

23000

25000


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