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Contact Person : Natalie Liu
Phone Number : 86-18800548228
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Dredging grab as Clamshell shape Bucket with heavy dead weight

Place of Origin China
Brand Name OUCO
Certification ISO9001/ABS/CCS/BV
Model Number OUCO-EHG-6
Minimum Order Quantity 1 set
Price negotiation
Packaging Details Shipping Container/Wood Crate/nude
Delivery Time 30 days
Payment Terms L/C, T/T
Supply Ability 150 sets per year

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Product Details
Color Customer Requirement Usage Dredging For River/sea/lake Etc.
Bucket Volume 6m³ Warranty 12 Monthes
Condition New Material Q 345B
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hydraulic clamshell grab


hydraulic clamshell bucket

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Product Description

Product Description

The OUCO four rope calm shell under water grab is a special type of tool mainly for under water cleaning of mud, clay, sand etc for water channels, generally operated with dredging barges. According to different lifting capacities of the barge crane, different sizes of grab buckets can be designed to meet with operating requirements.
Rated lifting capacity: 5.0 t ~ 55.0 t
Material density of bulk cargo: 0.5 t/m3 ~3.0 t/m3
Technical Parameters
Dredging grab as Clamshell shape Bucket with heavy dead weight 0
Technicial information

SWL (t) 6.3 8.0 10.0 12.5 16.0 20.0 25.0
weight (Kg) 4fall 2300 2800 3440 4500 5600 7360 8800
5fall 2460 2880 3600 4660 5760 7520 9000
volumn (m3) 4fall 2.5 3.2 4.0 5.0 6.5 7.9 10.1
5fall 2.4 3.2 4.0 4.9 6.4 7.8 10.0
pulley Diameter mm 355 400 450 500 560 630 630
Wire rope Diameter mm 18 20 22 24 26 28 32
4fall 11.5 12.8 13.8 15.0 16.5 17.8 18.6
5fall 14.0 15.5 16.8 18.5 20.5 21.8 23.0
4fall 5940 6600 7100 7680 8520 8920 9760
5fall 7425 8250 8875 9600 10650 11150 12200
dimension(mm) H2 3080 3430 3700 4010 4380 4770 4990
H1 2600 2900 3100 3350 3640 4020 4120
L1 2220 2410 2610 2850 3070 3270 3530
L2 2540 2760 2950 3160 3450 3680 3910
W 1800 1930 2070 2220 2420 2580 2730
Distance of two lifting ropes 460 600 800 1000 1100 1280 1280

1. Q:In the material, how should we choose and determine?
A:The selection of the material of the grab edge plate, generally speaking, is the use of high strength wear-resistant steel plate.

2. Q:Electric grab, its use in the process should pay attention to what aspects?
In use process, should pay attention to the wire rope and the important parts, because, if the improper use of words, then, the prone to breakage, so we must have enough attention.
3. Q:Which is an important way to improve service life?
The important way to improve the service life of the grab bucket is to improve the abrasion resistance of the grab pin and shaft sleeve, and to improve the abrasion resistance of the blade of the bucket body.
4. Q: The type of grab and its span size, whether will affect the grab price?
The type of grab, such as the hook or double hook, will affect the price of the grab, because the type is different, then the corresponding price is also different. As for the span of the grab, it is also one of the factors affecting the price of the grab, so it will certainly have an impact.

Dredging grab as Clamshell shape Bucket with heavy dead weight 1


With years of experience, the OUCO Marine Group has its own designing team and manufacturing factory, excellent European management who has 47 years of experience on offshore business, which also provides after sales services overseas.
Our production line covers marine and offshore knuckle boom crane, telescopic crane, stiff boom crane, non-standard steel structure, more environmental-friendly operations and also truck crane with the range from 15t to 150t.Port industry which includes cranes, hoppers and grabs.
OUCO Machinery can build any type of handling equipment, according to our own design, but also according to provided designs.
We build products according to any certification requested by the client and are able to build them for working in, and under extreme heavy circumstances for working tempertures of - 40C accordingly.