Kojimagumi Co., Ltd. in Japan has just equipped with the world’s heaviest grab bucket of capacity 106m3 and of self-weight 477 tons to its dredger.
The cutting force is world top class 990 tons. The durability is enforced by adopting new cooling system and special steel for edge of the bucket. Grabbing amount is increased by improving digging trace. The new cooling system and automated level excavation device increase efficiency in hardpan dredging with high precision.