Four Cable Grab

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Four cable grab
Four cable grab is mainly matched with bridge or door cranes with two groups of lifting drums to grab various loose accumulation for operations of load, unload, stores transfer and etc. According to material conditions and clients’ requirements, serial product types as toothed, parallel crossbeam opened and underwater operations can be designed.
Work principle of four cable grab
Need match the cranes with two drums, every drums with two wire ropes. Two of the wire ropes to support the grab, and another two to open and close the grabs.

Product Parameters

Volumes (m³)	Proportion of materials (t/ m³)	Capturing the materials (t)	Opening /closing time(s)	Self-weight of the grab (t)	Suggestion of the equiped crane
1	>1.8-1.9	1.8-1.9	14	2.085	5T
1.5	>1-1.8	1.5-2.1	12.5	2.235	5T
2.5	>0.5-1	1.25-2.5	8	2.285	5T
2	>1-1.2	2-2.4	12	2.5	5T
2.5	0.86	2.15	10.3	2.83	5T
0.5	>1.7-2.5	0.85-1.25	9.5	2.05	5T
0.5	>2.5-4	1.25-2	10	2.35	5T
1	>1.8-1.9	1.8-1.9	12.22	2.524	5T
1.5	>1-1.2	1.5-1.8	13	2.35	5T
2.5	>0.6-1.0	1.5-2.5	10.3	2.493	5T
2	>1.8-2.9	3.6-5.8	15	3.898	10T
3	>1-1.8	3-5.4	15	4.4	10T
5	>0.5-1	2.5-5	10	4.62	10T

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