Dredging grab is a special grab for dredging, which is suitable for dredging. It is mainly used for the excavation of mud, iron plate sand and stone in the river and sea. Because of the high resistance of the debris in the bottom of the water, the material requirements are higher. Our company dredging grab is use of Japanese technology, greatly improved the service life of the grab bucket.

Model （WFRD）	SWL (t)	Dead weight (Kg)	Capacity(m3)	Wire rope diameter (mm)	Pulley		Overall dimensions (mm)
					Diameter(mm)	Rate	A	B	C	D	E	F	G	H
WFRD100.0-1.6-4000	100t	24800	4	36	800	5	6950	6110	3740	5520	1960	2220	1400	900
WFRD100.0-1.6-8000	100t	28800	8	40	800	5	7450	6480	4200	5620	2120	2610	1400	900