Double ropes clamshell grab is generally designed for handling of powder and fine bulk materials. Double ropes clamshell grab  overall structure is light and durable, offering high grabbing ratio, strong closing force and high material filling rate. Double ropes clamshell grab  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.