A hydraulic demolition shear gives excavator owners an efficient way to cut steel structures, reinforced concrete, scrap metal, pipelines, and heavy beams. It replaces slow manual cutting methods and reduces labor costs. High cutting force and 360° rotation improve working efficiency in demanding projects. YG Machinery supplies several models for excavators from 5 to 50 tons. Each model combines strong hydraulic performance, durable alloy steel, and reliable rotation systems for long service life. Whether you work in demolition, recycling, bridge removal, or industrial dismantling, choosing the right attachment directly affects productivity and operating costs.

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Hydraulic Demolition Shear Specifications
| Weight | 620 kg | 1413 kg | 2200 kg | 2977 kg | 4052 kg |
| Max Opening | 334.4 mm | 540 mm | 500 mm | 660 mm | 801 mm |
| Width | 864 mm | 1175 mm | 1370 mm | 1600 mm | 1700 mm |
| Height | 1521 mm | 2050 mm | 2380 mm | 2600 mm | 2700 mm |
| Effective Shear Depth | 286 mm | 348 mm | 486 mm | 578 mm | 736 mm |
| Rotation | 360° Collision | 360° Hydraulic | 360° Hydraulic | 360° Hydraulic | 360° Hydraulic |
| Working Pressure | 235 Bar | 300 Bar | 320 Bar | 320 Bar | 320 Bar |
| Bottom Cutting Force | 81.2 T | 138.2 T | 171.2 T | 330.2 T | 387.2 T |
| Middle Cutting Force | 50.2 T | 80.2 T | 100.2 T | 189.2 T | 218.2 T |
| Tip Cutting Force | 32.2 T | 53.2 T | 75.2 T | 127.2 T | 147.2 T |
| Suitable Excavator | 5–9 T | 10–19 T | 20–25 T | 28–35 T | 38–50 T |
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Why Choose a Hydraulic Demolition Shear Instead of Traditional Cutting?
Demolition projects demand speed, safety, and precision. Conventional cutting methods often require multiple tools and workers. They also increase dust, sparks, and operating time. This attachment completes several tasks with one machine.
Key advantages include:
- Exceptional Cutting Force & Structural Separation: Equipped with heavy-duty alloy steel blades and high-output hydraulic cylinders, it delivers massive shear force to easily slice through H-beams, steel pipes, rebar, and thick metal plates in seconds.
- 360° Hydraulic Rotation for Maximum Agility: Continuous 360-degree rotation allows operators to reach difficult angles and tight spaces without constantly repositioning the excavator, significantly reducing fuel consumption and operational cycle times.
- Superior Safety & Reduced Environmental Impact: Eliminates open flames, hazardous sparks, and toxic fumes associated with oxy-fuel torch cutting. Compared to hydraulic breakers, it generates lower noise and minimal vibration, making it ideal for urban and indoor dismantling projects.
- Significant Labor & Operational Cost Savings: Replaces multi-person manual cutting crews with a single machine and operator. Reversible, wear-resistant blades extend maintenance intervals and maximize service life, drastically lowering daily operating expenses.
- Faster Scrap Processing & Higher ROI: Quickly downsizes large structural components into manageable sizes for immediate recycling and transport, optimizing site cleanup efficiency and boosting overall project profitability.
YG Machinery designs every model with wear-resistant steel blades and reinforced structures. The attachment performs reliably under continuous heavy-duty operation.
How Does a Hydraulic Demolition Shear Work?
The attachment connects directly to the excavator hydraulic system. Hydraulic cylinders generate powerful pressure and transfer force to the movable jaw. The blades close with high force and cut through steel, rebar, pipelines, concrete, and structural components.
The working process is simple:
- Position the attachment.
- Rotate the jaw to the correct angle.
- Clamp the material securely.
- Apply hydraulic pressure.
- Complete the cut within seconds.
- Release the material.
- Continue to the next section.
The reinforced jaw structure keeps cutting stable even under heavy loads. High-strength alloy blades maintain sharp performance after long operating hours. Different jaw designs also improve cutting efficiency for various materials.
Compared with hydraulic breakers, this attachment creates less vibration and noise. It also produces cleaner cuts, making material separation much easier during recycling.
Modern demolition contractors increasingly prefer hydraulic shears because they reduce project time while improving safety. Smaller machines handle indoor demolition, while larger models process bridges, factories, shipyards, and steel structures with ease.
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Hydraulic Shears for Excavators for Sale: Which Model Fits Your Machine?
Choosing the correct attachment depends on excavator size, material type, and daily workload. A small contractor has different requirements than a large demolition company. Selecting the right model improves efficiency and extends equipment life.
YG Machinery offers five standard models covering excavators from 5 to 50 tons.
YG-620
- Suitable for 5–9 ton excavators
- Ideal for house demolition
- Steel structure dismantling
- Scrap yard operations
YG-1413
- Suitable for 10–19 ton excavators
- Medium demolition projects
- Factory dismantling
- Reinforced concrete cutting
YG-2200
- Suitable for 20–25 ton excavators
- Commercial building demolition
- Bridge maintenance
- Heavy steel processing
YG-2977
- Suitable for 28–35 ton excavators
- Industrial demolition
- Large steel structures
- Ship dismantling
YG-4052
- Suitable for 38–50 ton excavators
- Mining applications
- Large bridge removal
- Heavy scrap recycling
If your project requires larger equipment, YG Machinery can also customize heavy-duty models for special applications. Different jaw designs and hydraulic configurations are available according to customer requirements.
Why Does a Rotating Hydraulic Shear Increase Productivity?
Working space is often limited during demolition. Operators frequently need to change machine positions. That wastes fuel and valuable working time.
A 360° rotating system solves this problem.
Instead of moving the excavator repeatedly, the operator simply rotates the jaw into the best cutting position. This improves efficiency and makes cutting much safer.
Major advantages include:
- Reach difficult angles easily
- Reduce unnecessary excavator movement
- Improve cutting accuracy
- Increase operating safety
- Lower fuel consumption
- Shorten project completion time
- Reduce hydraulic stress on the excavator
Hydraulic rotation also allows continuous cutting without frequent repositioning. Operators can process steel beams, H-sections, pipelines, and reinforced columns more efficiently.
Large demolition contractors often choose rotating models because they deliver higher daily output and lower operating costs.
Excavator Demolition Shear Applications Across Multiple Industries
One attachment can perform many different demolition tasks. That makes it one of the most valuable tools for contractors.
Typical applications include:
Building Demolition
Remove reinforced concrete columns, steel beams, roofs, and structural frames safely.
Scrap Metal Recycling
Cut vehicles, steel pipes, railway materials, containers, and heavy scrap into transportable sizes.
Industrial Plant Dismantling
Process storage tanks, production equipment, conveyors, steel platforms, and factory structures.
Bridge Demolition
Separate reinforced concrete sections while cutting internal rebar efficiently.
Ship Breaking
Cut thick steel plates, ship frames, engine rooms, and deck structures.
Oil & Gas Projects
Remove old pipelines and steel facilities during maintenance or replacement work.
Railway Construction
Process rails, sleepers, steel supports, and maintenance structures quickly.
Because of its high cutting force, this attachment reduces secondary processing. Materials become easier to transport, recycle, and reuse.
Many contractors replace hydraulic breakers with demolition shears during selective demolition because they create less vibration, produce cleaner cuts, and minimize damage to surrounding structures.


Real-World Application: Steel Structure Demolition Project in Saudi Arabia
In a recent industrial dismantling project in Dammam, Saudi Arabia, a contractor was tasked with clearing a massive oil & gas steel processing facility. Traditional torch cutting proved inefficient due to harsh heat conditions, high labor costs, and strict site safety regulations prohibiting open flames near residual fuel pipelines.
By deploying the YG-2977 Hydraulic Demolition Shear mounted on a 32-ton excavator, the contractor completely transformed their workflow:
- High-Efficiency Dismantling: The shear effortlessly sliced through heavy H-beams, structural steel columns, and thick storage tank walls in seconds.
- Enhanced Site Safety: Operating without open flames or sparks allowed the team to adhere strictly to local safety standards while eliminating fire risks.
- Reduced Operational Costs: The project cut required site personnel by 60% and completed the dismantling phase two weeks ahead of schedule.
To optimize overall site efficiency, the contractor paired the hydraulic shear with a heavy-duty hydraulic pile breaker for concrete foundation removal and a versatile orange peel grapple for sorting scrap metal. Integrating these high-performance excavator attachments maximized machine uptime and significantly boosted ROI for the entire project.
Frequently Asked Questions: Hydraulic Excavator Shears
Yes. The powerful jaw easily cuts structural steel while simultaneously breaking reinforced concrete sections.
Blade life depends on the material and working hours. Most customers only replace or rotate the blades after long-term heavy-duty use.
Most excavators only require standard hydraulic connections. Our engineers provide installation guidance before delivery.
Yes. Hydraulic rotation models provide smooth 360° continuous rotation for maximum flexibility.
Looking to Maximize Your Excavator’s Productivity?
YG Machinery manufactures high-performance hydraulic demolition shears engineered for 5- to 50-ton excavators. To meet all your site challenges, we also offer a full lineup of premium excavator attachments, including heavy-duty hydraulic breakers, hydraulic pulverizers, versatile orange peel grapples, and quick hitches.
Contact our engineering team today to request a custom quote, technical specifications, or expert guidance on selecting the right attachment for your fleet!




