China Under Water Four Rope Grab Dredging Grab Remote Control Grab Bucket

Four rope clamshell dredging grab for sand and mud:
This product is mainly used for digging sludge and muds underwater in order to dredge fairways. The opening and closing process is realized by the steel wire ropes in the hoisting mechanism and its closing force roots in its pulley block. Its structure is optimized to reduce the water surface tension when it leaves the water surface. Features: simple structure, convenient operation, high efficiency, low malfunction rate.
It is an efficient tool for dredging deep sides of sea or lakes. The mechanical structure for opening and closing is succinct and original. No maintenance required except greasing. It is easy to use and can work under any circumstances in order.
TECHNICAL FEATURES:
It is used to transport cast loads which have 1-2ton/ m3 density.
Automatic single rope system. It has a mechanism that gets it turned off or turned on automatically. Our products have the capacity between 0.5 m3 up to 5 m3 They are painted two times against the corrosion. bucket jaws are made of special steel material. It is used by attaching to ship and port crane hooks. Casted steel pulleys are used.