This type of machine is suitable to unload a ship in the center or unload the coal in the minor port and the power plant, wharf ships. Its speed is quick, the efficiency is high. This type may move on the track, the gate under clean-up height passable carrier vehicle. The grab grasps the coal, unloads to the cone-shape, delivers them to the belt roller, then delivers to the dump site. The front beam can deals with the movement.

This type grab ship unloader is a kind of unloading equipment which is specifically designed and developed for unloading bulk materials in medium and small sized port terminals with the advantages of low investment and high efficiency. It draws on four ropes for unloading bulk materials, and its object ships are 3000t-level River and 5000t-level Sea. The machine owns the features of advanced performance, light weight, high-efficiency, stable operation, easy operation, reliable safety, easy maintenance and nice appearance. The performance index of the whole machine has reached the most advanced technology.