ISO9001 3500mm Grooving Diaphragm Wall Grab , Hammer Grab Bucket For Rotary Drilling Rig
Main feature:
1. Easy for operation and maintenance.
2. Multifunction & high efficiency.
3. High reliable & stable quality.
4. Low noise & low emission.
5. Good performzance.
Unique Piling underground diaphragm wall grabs use a dedicated groove (hole) device, along a predetermined deep base position or around the original underground structure, digging a certain width and depth groove (hole), then set the reinforcement cage in the groove (hole), pouring concrete, building a wall (pile), connect into a continuous underground reinforced concrete wall in a joint way. Underground diaphragm wall have widely use, mainly used in the basement of buildings, subways, tunnels, docks, water cut walls, retaining walls, etc.

DIAPHRAGM WALL GRABS TECHNICAL DATA
| Length of grooving (a) | 3500 mm |
| Width of grooving (b) | 400~1000 mm |
| Depth of grooving | 60 m |
| Capacity of grab bucket | 0.8~1.8 m³ |
| Diameter of steel wire rope | 28 m |
| Weight | 9.8~11.9 t |
| Grab weight | 9~11.5 t |
| Excavation volum | 0.85~1.3 m³ |
| Excavators weight | 2~3 t |
| Crawler cranes | ≤40 t |
| Requirements | pull 200 KN |





