Mechanical Clamshell Bucket
APR Bright Industries is manufacturer of mechanical clamshell grab buckets and provide effective and durable material handling grab buckets. Our grab buckets is fabricated to handle the any heavy duty from bulk handling, rock manipulation, dredging and digging operations. We understand the requirements and material consistency and offers the mechanical grabs in the forms of single-rope, two-rope and four-rope solutions.
Capacity | 1 ton-10 ton |
Application | Coal, Coke, Ore Sand, Steel Scraps and other Bulk Material. |
Material | Mild Steel |
Operation | Port, Deck, Ship Unloaders |
Transmission | Strong Closing Force |
Column | Robust Structure |
Services | Low Maintenance |
Principle of Operation
We have meticulously designed grab buckets to ensure superior functionality and longevity. Also, the inner surface features with high-quality tensile steel to handle charging and discharging of materials including mud, clay. External framework of the scoop is reinforced with an additional sheet, against wear and tear, and work in abrasive environments.
Types of Mechanical Clamshell Buckets

Single-Line Touchdown Mechanical Grabs
Single rope touchdown grabs bucket is designed for cranes with the specifications of single hoisting drum to open and close the grabs bucket. Grabs used for underwater operation through single cable shipboard cranes.

Two-Rope Operated Clamshell Buckets
A two-rope grab buckets required a cranes with two different hoisting drum for holding rope, and closing rope. Grab buckets commonly used in port, docks, and industrial sites for loading and unloading the variety of bulk material including sand, gravel, coal, iron ore, powder.

Four-Rope Dual Scoop Grabs
Four-rope touchdown grab bucket used to handle heavy duty material with two holding, and two closing ropes. Holding ropes support the bucket’s weight and closing rope deliver the force to ensure the opening and closing motion.
Applications of Mechanical Clamshell Buckets
In many industrial material loading and unloading activities mechanical clamshell bucket is indispensable grab bucket known for their robust design, gripping force, and versatile to handling a wide range of material including granular, sand, gravel, crushed stone, and ballast, road building, wheat, corn, rice, seeds, coal coke, iron ore, bauxite, limestone, debris, soil, remove silt, sediment, and debris,
jetties, etc.
Key Features and Advantages of Our Clamshell Grabs
APR Bright Industries introduced the next generation ship grabs or radio remote to load and unload the material easily when mount on crane. Our grab bucket enhance the productivity and support the crane to lift more during the operations. Made with high-quality material and excellence engineering for a longer operational life and reduce the frequency of repairs and replacements.