KHD – Hydraulic Grab for Diaphragm Wall
KHD25 & KHD28
The heavy weight and high clamping force of the hydraulic bucket, allows you to successfully build diaphragm walls even in difﬁcult ground conditions. Casagrande offers a broad selection of diaphragm wall grabs for Casagrande base carrier or on hydraulic cranes.
Width extension sets
With front guides and jaws the digging width can be extended from 600 mm to 1500 mm
sets With side guides and jaws the digging opening can be extended from 2500 mm to 3200 mm on the KHD25 grab and from 2800 to 4000 mm on the KHD28 grab.
The additional modular weight increases the impact energy of the grab in hard soil and rock.
Two hydraulic cylinders and the jaws balancing guide ensure fast and effective excavation.
HYDRAULIC TURNING JOINT
The hydraulic turning joint allows precise alignment of the grab with the trench and operation at various angles which is useful on limited working sites. Complete rotation of the grab by +/- 180 degrees
Wear sharp for high penetration and center rib for great strength. Hammerless tooth system featuring for simply preplacement and integrated locking device for higher safety.
CLEANERS AND CHISEL:
The chisel is integrated into the main body of the grab and provides more effi cient excavation. Large side ejectors ensure complete emptying of the excavation material.
Some images of our Hydraulic Grab in action
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