Gravity Type Drag Head

Features and Performance of Gravity Type Drag Head:
Gravity type drag head mainly include main body of drag head and self-adjusting adjust cover installed on main body. It can loose soil under the work role of harrow tooth on adjust cover which can be mechanical adjusted can procide appropriate dredge water when conveying mud.

Gravity type drag head welded of high-tensile structural steel, its harrow tooth is made of high wear resisting cast steel, installed in the adjust cover along with the full width mouth water type decorates. In key parts are using rustoroof material to be made.

structural drawing

structural drawing.jpg

Technical Specifications

Pipe Dia.(mm)	L(mm)	C(mm)	A(mm)	B(mm)
420	1300	1000	1600	1340
600	1560	1190	1850	1560
700	1935	1255	2700	2600
750	1950	1300	2810	2700
900	2350	1650	3200	2850
1000	2850	1760	3700	3520
1200	3300	1850	4240	3700