Customization: | Available |
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After-sales Service: | 1years&24-Hour Online Support Is Available |
Warranty: | 1 Years |
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Mechanical four rope clamshell grab
These grabs have acquired their name from the two holding and two closing ropes coming from the crane. They achieve maximum efficiency through the optimum balance between dead weight and crane capacity and also require low maintenance.
It is generally designed for handling of powder and fine bulk materials.
The grab overall structure is light and durable, offering high grabbing ratio, strong closing force and high material filling rate.
It is normally attached to port cranes, deck cranes, ship unloaders and other type of cranes, which are widely used in ports, steel plants, power stations and vessels.
Model | SWL (t) |
Dead weight (t) |
Capacity (m³) |
Wire rope diameter(mm) | Pully | Overall diaensions(mm) | |||||
Diameter(mm) | Rate | A | B | C | D | E | |||||
QUAYDOTS-001 | 10 | 5 | 5 | 24 | 520 | 3 | 3635 | 3398 | 2430 | 3159 | 2450 |
QUAYDOTS-002 | 16 | 6.2 | 6 | 28 | 520 | 3 | 3720 | 3483 | 2500 | 3250 | 2700 |
QUAYDOTS-003 | 20 | 8 | 8 | 28 | 520 | 3 | 4008 | 3796 | 2600 | 3605 | 3000 |
QUAYDOTS-004 | 28 | 9.8 | 9 | 36 | 650 | 3 | 4159 | 3960 | 3000 | 3753 | 3200 |
QUAYDOTS-005 | 40 | 15 | 10 | 40 | 810 | 3 | 4596 | 4305 | 3300 | 3805 | 3200 |
QUAYDOTS-006 | 10 | 5 | 3.3-5.0 | 24 | 520 | 3 | 3635 | 3398 | 2430 | 3159 | 2450 |
QUAYDOTS-007 | 16 | 7 | 5.0-8.0 | 28 | 520 | 3 | 4008 | 3796 | 2600 | 3605 | 3000 |
QUAYDOTS-008 | 20 | 8 | 6.0-10.0 | 28 | 520 | 3 | 4325 | 4268 | 2877 | 3957 | 3000 |
QUAYDOTS-009 | 25 | 9.5 | 6.0-12.0 | 36 | 650 | 3 | 4110 | 3972 | 3030 | 3866 | 3500 |
QUAYDOTS-010 | 28` | 10.5 | 8.0-14.0 | 36 | 650 | 3 | 4110 | 3972 | 3030 | 3866 | 3800 |
QUAYDOTS-011 | 36 | 14.8 | 13.0-20.0 | 40 | 810 | 3 | 5033 | 4896 | 3520 | 4636 | 4000 |
QUAYDOTS-012 | 40 | 16 | 15.0-22.0 | 40 | 810 | 3 | 5033 | 4896 | 3520 | 4636 | 4400 |
Double rope and Clamp Shell grab |
Four rope and Clamp Shell grab |
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Double-rope Orange Peel grab |
Electro-hydraulic Clamp Shell grab |
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Electro-hydraulic Orange Peel grab |
Wireless remote control grab |
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Timber grab |
Dredging grab |
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Various types of QUAYDOTS grab summary |
Shanghai Quaydots Mechanical & Electrical Engineering Technology Co., Ltd. is a technology-based enterprise that integrates research, design, production, maintenance, sales, and service, dedicated to serving the lifting market and providing customers with the perfect lifting and handling solutions. It is one of the main suppliers of grabs, lifting devices, clamps, and rigging in the Chinese market. The factory is located on the beautiful shore of Taihu Lake in Wuxi, with convenient transportation and fast logistics, providing customers with high-quality and efficient "QUAYDOTS" lifting tools.