This double rope clamshell grab bucket is mainly used together with various bridge crane, port crane to grab all kinds of bulk cargo, thus to finish the working of loading, unloading, trasporting, adding material etc. in the port, power plant, chemical factory and other places.

 

 Working principle: There are double ropes, one for lifting and one for closing, the grab open and fall on the material, then grab and close, when the bucket full, lifting rope is lifted, and then transport the material to the certain place, loose the closing rope, unload the materials.