It is mainly designed for handling of powder and fine bulk materials such as chemicals, fertilizer, grain, coal, coke, iron ore, sand, particle construction materials and smashed rocks etc.
The Electro-Hydraulic Clamshell Grab buckets been widely used in ports, steel plants, power stations, ships and garbage treatment plants, and is used together with tower cranes, ship cranes, ship unloaders, traveling cranes and other type of cranes. The grab has its own hydraulic system, the key elements of which are of recognized brand imported abroad which ensure the high performance of the grab.
It is simple in structure, easy to operation, and stable in working under severe circumstances


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 | ![]() |
Double-rope Orange Peel grab | ![]() | Electro-hydraulic Clamp Shell grab | ![]() |
Electro-hydraulic Orange Peel grab | ![]() | Wireless remote control grab | ![]() |
Dredging grab | ![]() | ||
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.
1. Q: What's your MOQ?
A: 1 Set;
2. Q: What's your package?
A: Main body in plywood box or in plastic woven cloths; Spare parts in plywood boxes;
3. Q: What's your delivery period?
A: Within 10/25/40 days after your prepayment received; exact period should be based on detailed requirements and actual period;
4. Q: What's your warranty period?
A: 12 months from winches accepted;
5. Q: Do you have engineer oversea installation service?
A: Yes; We have;
7. Q: Do you provide lift tools?
A: Yes, we can provide any kinds of lift tools such as lift sling belt, lift clamp, grab, magnet , pulley blocks, hook, lock catch,
wire rope, fiber rope, etc.
8.Can you design based on provided specification?
Yes, we have our own engineering team who can design based on technical specifications. Products can also be customize according to your needs.
Can you design based on provided specification?
Can you design based on provided specification?