Hydraulic shear attachment for excavator is a heavy-duty attachment mounted on the arm or boom of an excavator. It utilizes the hydraulic power of the carrier machine to generate an immense closing force between the two jaws. Its primary function is to cut, or shear, through various materials, most notably ferrous and non-ferrous metals, but also concrete and structural elements. It is used to reduce the size of metal materials for easier transport and recycling. The hydraulic shears are powered by the excavator’s own hydraulic system, which provides immense, controllable force.
Double Cylinder Hydraulic Shear Attachment Specifications
| Model | YGD280 | YGD380 | YGD480 |
| Suitable Excavator | 22-27T | 28-36T | 37-45T |
| Weight | 2650KG | 3850KG | 4540KG |
| Blade Length | 400+260mm | 350+360mm | 350+360mm |
| Working Pressure | 320bar | 330bar | 330bar |
| Length | 2380mm | 2700mm | 3655mm |
| Opening | 855mm | 780mm | 780mm |
| Cut Depth | 685mm | 650mm | 650mm |
| Shear Force | 1360KN | 2940KN | 2940KN |
Hydraulic Shear Attachment for Excavator Features
Hydraulic shear for excavator offers several distinctive features that contribute to its wide acceptance. These include durable cutting knives capable of handling hardened steel, a robust body designed to endure continuous heavy force, and advanced hydraulic components that ensure smooth operation. Many models incorporate a 360-degree rotation system, allowing the operator to position the shear at any angle without repositioning the excavator. This greatly increases flexibility on complex demolition jobs. The blades themselves often use high-grade alloy steels for optimal balance between hardness and toughness. These blades are replaceable or reversible, extending the overall life of the shear. Another essential feature is the optimized jaw design that enhances cutting efficiency while reducing energy loss.
Applications of Hydraulic Shear Attachment
The versatility of a hydraulic shear attachment for excavator makes it indispensable across several sectors.
- Demolition Projects When bringing down a steel-structure building, the shear is the primary tool. It cuts I-beams, columns, and trusses to dismantle the skeleton of the building safely. It is also used to process the debris on the ground, cutting long beams into short, manageable sections for trucking.
- Scrap Recycling Yards This is the natural habitat of the shear. In scrap yards, excavators equipped with shears process mountains of mixed metal. They cut up car bodies, dismember decommissioned ships, and resize industrial waste. The shear prepares the scrap to meet the density and size requirements of steel mills.
- Underwater Demolition Specialized shears are used in marine environments. Whether it is dismantling an old oil rig or clearing a collapsed bridge from a riverbed, a hydraulic shear attachment for an excavator can be sealed and treated for underwater operation, cutting steel deep beneath the surface.
- Tire Recycling While primarily designed for steel, giant shears are often used to slice giant OTR (Off-The-Road) tires from mining trucks. Cutting these tires is necessary because they are too large to be recycled whole.
Hydraulic Shear for Sale Advantages
- Choosing a hydraulic shear attachment for excavator comes with several notable advantages. One of the most significant is improved safety. A hydraulic shear keeps operators safely inside the cab while the machine performs the cutting.
- Efficiency is another advantage. Shears can process large volumes of material quickly, reducing project duration and associated costs. Because the cutting power comes directly from the excavator’s hydraulic system, energy consumption is optimized and predictable.
- Precision and control are also important benefits. With fine hydraulic modulation, operators can perform delicate cuts or aggressive shearing based on the requirement. The attachment minimizes noise and dust compared to mechanical crushing methods, which makes it suitable for sensitive environments.
How To Select The Right Hydraulic Shear
- Choosing the best hydraulic metal shear attachment for excavator requires evaluating several factors. Start by determining the compatibility with your specific excavator model. The attachment must match the hydraulic flow, pressure rating and weight capacity of your machine.
- Next, consider the materials you plan to cut. Heavy industrial steel requires a stronger, heavier duty shear compared to light scrap or rebar. Cutting frequency and job duration also play roles. If you need continuous operation, look for models with advanced cooling features and reinforced structural elements.
- Jaw type and blade style are also key considerations. Some shears are optimized for general demolition, while others are designed specifically for scrap processing or vehicle dismantling. Rotation capability can be a significant productivity booster if you often work in confined or complex environments.
