Hydraulic Gantry Shears | Heavy Duty Scrap Steel Cutting Machine

Hydraulic gantry shears, also widely known as hydraulic gantry guillotine shears, are heavy stationary metal cutting machines designed for high-volume scrap metal pretreatment. As core recycling equipment, they process bulky, thick and oversized ferrous scrap into uniform, furnace-ready sizes, which simplifies transportation, melting and downstream sorting. Compared with alligator shears, hydraulic gantry shears feature a portal gantry frame, large feeding chamber, compression ram and huge hydraulic thrust, suitable for crane-fed heavy scrap that small shears cannot handle.

The working cycle of hydraulic gantry shears follows a stable hydraulic-driven process. Operators load bulk scrap steel, I-beams, steel plates or dismantled car frames into the feed hopper by overhead crane or wheel loader. The compression cylinder squeezes loose and irregular scrap to fix its position, then the main blade descends with massive tonnage force to complete shearing. Most models are equipped with an intelligent PLC control system, supporting manual, semi-automatic and continuous automatic circulation modes. The whole process runs smoothly with stable output, reduces manual intervention and lowers safety risks in scrap yards.

Our hydraulic gantry shears bring outstanding advantages for scrap processors. First, the whole gantry frame adopts thick steel plate welded structure and stress relief treatment, resisting deformation under long-time heavy load and extending service life. Second, the shear blades are made of high-hardness alloy steel, easy to replace and maintain, producing clean cuts without burrs. Third, the hydraulic station uses reliable brand hydraulic components, with low failure rate and convenient daily maintenance. Customization service is available: feed box length, blade width, shearing tonnage and remote control can be adjusted according to clients’ raw materials, workshop layout and target hourly capacity. These shears can handle carbon steel, heavy HMS scrap, steel rails, ship plates and vehicle chassis scrap efficiently.

Hydraulic gantry shears serve a wide range of industrial recycling scenarios. Independent scrap yards use them to process mixed heavy scrap for steel mill delivery. Steel mills adopt them for waste steel raw material pretreatment. Vehicle dismantling plants cut car frames and heavy metal components. Demolition recycling facilities process structural steel, steel pipes and thick steel plates. Hydraulic gantry shears are often matched with scrap balers, conveyors and metal sorting systems to build a complete scrap recycling production line.

When selecting hydraulic gantry shears, buyers should evaluate several critical indicators. Confirm the maximum thickness and size of scrap you process every day, and select matched shearing tonnage, normally ranging from 400 ton to 2000 ton. Calculate required hourly throughput to avoid production bottlenecks. Check your workshop condition: gantry shears usually require overhead crane feeding and solid concrete foundation. Power supply, operation space and local after-sales support also matter. Send us scrap photos, expected output and site dimensions, we will provide tailored gantry shear layout and technical proposal.

FAQ

Q: What is the difference between hydraulic gantry shears and alligator shears?
A: Hydraulic gantry shears are built for heavy, bulky scrap and high continuous output, with compression function and large feed box. Alligator shears are small swing-jaw machines for thin scrap and low throughput.
Q: Can hydraulic gantry shears cut whole car bodies?
A: Yes, they can cut dismantled car frames and chassis after simple pre-treatment.
Q: Can hydraulic gantry shears be customized?
A: Yes, we customize feed box, blade length, hydraulic system and control mode for different scrap recycling projects.