Grab Gantry Crane
Model:
MZ Double Girder Grab Operation
Lifting Capacity:
2-50T【customization】
Span:
10.5m – 50m 【customization】
Lifting Height:
6m – 30m 【customization】
Duty Class:
A6 – A8
Grab Volume:
0.75m³ – 6m³
Control Mode:
Cabin / Remote Control / Pendant
Power Supply:
380V / 50Hz / 3-Phase AC
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Product Introduction
The Grab Gantry Crane is a high-efficiency bulk material handling crane manufactured by Henan Mine, designed for heavy-duty unloading, loading, and stockpile management of loose materials such as coal, ore, sand, grain, fertilizer, and various industrial minerals . This crane features a robust double-girner box-type or truss main beam structure with a specialized electric hoist grab trolley, utilizing a four-rope double-drum grab mechanism powered by dual motors (one for lifting, one for opening/closing) to provide stable, precise gripping action .
The crane is typically configured with an extended cantilever on one or both ends, allowing it to reach beyond the rail centers for direct vessel or railcar unloading . Typical specifications include lifting capacity from 5 to 50 tons (including grab dead weight), spans from 10.5 to 50 meters, lifting heights from 6 to 30 meters, working duty class A6 to A8 (heavy-duty continuous operation), grab volume from 0.75 to 6 cubic meters, and ambient temperature range from -25°C to +45°C . The crane supports multiple control methods including cabin operation (recommended for grab work), remote control, or ground pendant, with optional features such as electric hydraulic grab, mechanical double-rope grab, anti-sway technology, dust suppression systems, and weatherproof covers for outdoor operation .
Technical Data
| Max. Lifting Height | Other | Warranty | 1 Year |
| Machinery Test Report | Provided | Video outgoing-inspection | Provided |
| Rated Lifting Moment | Different | Place of Origin | Henan, China |
| After-sales Service Provided | Field installation, commissioning and training | Service | OEM |
Application
The Grab Gantry Crane is equipped with a grab bucket for efficient handling of bulk materials such as coal, iron ore, sand, limestone, scrap metal, grain, and fertilizer. It features double girder construction for stability, high-duty class A6 to A8 for continuous operation, and a durable grab mechanism with options for electric hydraulic or mechanical rope grab. This crane is widely used in ports, stockyards, power plants, steel mills, and scrap recycling facilities for loading, unloading, and stacking loose materials. Typical specifications include lifting capacity from 2 to 50 tons, span from 10.5 to 50 meters, lifting height from 6 to 30 meters, power supply 380V/50Hz three-phase AC, and ambient temperature range from -25°C to +45°C.
Core Applications – Grab Gantry Crane
1.Ports & Bulk Terminals – Unloads bulk carriers and barges by grabbing coal, iron ore, bauxite, grain, and other commodities, with extended cantilever design allowing the grab to reach into ship holds and feed directly to hoppers or conveyors .
2.Power Plants – Unloads coal from trains, barges, or trucks and transfers it to stockpiles or directly to boiler feeders, operating in continuous high-duty cycles (A6-A8) for 24/7 power generation fuel supply .
3.Steel Mills & Scrap Recycling Yards – Handles ferrous and non-ferrous scrap metal, slag, limestone, coke, and other bulk raw materials for furnace charging and slag handling, with heavy-duty grab construction for abrasive and irregular materials .
4.Cement Plants & Quarries – Transfers crushed limestone, clay, gypsum, clinker, and other aggregates from storage piles to processing lines or truck/rail loading stations, with dust suppression systems for dusty material handling .
5.Chemical & Fertilizer Plants – Moves bulk chemical materials, phosphate rock, potash, urea, and other fertilizer ingredients between storage areas and production processes, with optional corrosion-resistant materials for chemical applications .
6.Grain Elevators & Food Processing – Loads and unloads grain, corn, wheat, soybeans, and other agricultural commodities from railcars, trucks, and barges, with food-grade grab options and enclosed construction for contamination prevention .
Features
1
The opening and closing actions of the grab are achieved through hydraulic or mechanical transmission, with a fast response speed (the single opening and closing time can be controlled within 3 to 5 seconds). Combined with the lifting and traveling mechanisms of the crane, it can realize high-frequency continuous operations.
2
Operating handle: One-click start of automation, seamless connection between manual control and automatic operation. Fingerprint registration: Only authorized professionals are allowed to use it. Image system: Multiple cameras transmit on-site images in real time through high-definition displays, switch different perspectives, and conduct all-round monitoring operations.
3
Ability to withstand harsh environments; Through finite element analysis to optimize the force distribution of the main beam and end beam, it has excellent rigidity and anti-deformation capacity.
4
Heavy duty double beam/girder gantry with grab as lifting tool.
5
Soft start, 3-5 speeds to operate, very stable to lift and running.
6
Six direction action, to make sure the enough wide working area.
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