Hammer Grab


The Hammer Grab falls under the category of large bored piles equipment.
Usually co-use with double wall casing and single wall casing, casing oscillator and crane. 



These piles are often used for road and railroad bridges as well as building
foundations and harbour facilities. The hammer grab’s main function is to
excavate bored piles of soil, gravel and soft rock layers.

This type A Hammer is  a robust free-fall grab with high closing force , especially suite for
 boring in detritus spils and for water-logged pile foundation.  
The pulleies are equipped with oilpfilled maintenance-free life-time bearing. 

Specification：

Model	Casing Diamater(mm)	Down diameter(mm)	Up diameter(mm)	Capacity(L)	Weight(kg)
A600	800/720	600	570	70	1750
A700	880/800	700	670	90	2430
A800	1000/900	800	770	150	3150
A900	1100/1000	900	870	210	3540
A1000	1180/1100	1000	970	340	4250
A1100	1250/1170	1100	1070	440	4750
A1200	1300/1220	1200	1170	510	5270
A1300	1500/1420	1300	1270	700	5850