Excavator Scrap Shear

Excavator scrap shear is a hydraulic attachment installed on an excavator arm to cut, process, and dismantle metal structures and scrap materials. It converts the hydraulic power of the excavator into an immense cutting force, allowing operators to slice through steel beams, rebar, car bodies, tanks, pipes, and other metal components with precision and speed. The attachment provides mobility, flexibility, and high torque performance directly on the job site. It is widely used in demolition projects, scrapyards, shipbreaking operations, steel mills, and recycling plants.

Parameters of the Excavator Scrap Shear

Model	YG50R	YG100R	YG130R	YG180R	YG310R	YG410R
Forearm mounted model	6-9T	10-12T	13-17T	18-27T	28-39T	39-50T
Large arm installation model	4-6T	7-10T	8-12T	14-18T	20-28T	28-39T
Work pressure	35Mpa	35Mpa	35Mpa	35Mpa	35Mpa	35Mpa
Overall length	2000mm	2200mm	2300mm	2900mm	3500mm	3900mm
Overall weight	650KG	1100KG	1220KG	2100KG	3300KG	4700KG
Maximum opening	290mm	375mm	375mm	445mm	565mm	670mm
Throat depth	290mm	395mm	395mm	525mm	630mm	720mm
Front-end crushing force	46T	60T	60T	85T	135T	172T
Central crushing force	115KN	150KN	150KN	221KN	351KN	464KN

Features of Excavator Shear Attachment

1. High Strength Alloy Steel Construction
   The body and jaws are typically manufactured from wear resistant alloy steel to withstand extreme pressure and repetitive stress.
2. Powerful Hydraulic Cylinder
   A reinforced hydraulic cylinder generates the necessary cutting force to process thick metal sections efficiently.
3. Replaceable Blades
   Most models feature bolt on or reversible blades made from hardened steel, allowing easy replacement and extended service life.
4. 360 Degree Hydraulic Rotation
   Many excavator scrap shears are equipped with hydraulic rotation systems, enabling full rotation for precise positioning and optimal cutting angles.
5. Optimized Jaw Geometry
   The jaw design maximizes penetration and grip, preventing material slippage during operation.

Applications of Scrap Shear for Excavator

1. Metal Recycling
   Scrapyards rely heavily on excavator shear attachments to reduce large metal pieces into manageable sizes. From old vehicles to industrial steel waste, these attachments make recycling faster and more profitable.
2. Building Demolition
   During structural demolition, steel frameworks must be removed efficiently. Scrap shears cut beams, columns, and reinforcement bars with minimal vibration and dust.
3. Bridge And Infrastructure Removal
   Bridges, pipelines, and heavy industrial facilities require high-capacity cutting tools. Excavator scrap shears provide the strength needed for controlled dismantling.
4. Shipbreaking
   In maritime dismantling operations, these shears are essential for cutting ship hulls and thick marine steel plates.

Advantages of Using An Excavator Scrap Shear

1. Increased Productivity
   By combining excavator mobility with powerful cutting force, operators can complete tasks significantly faster compared to manual methods.
2. Enhanced Safety
   Remote operation from within the excavator cabin reduces worker exposure to hazardous materials and sharp metal edges.
3. Cost Efficiency
   Lower labor requirements, faster processing time, and reduced equipment handling contribute to overall operational savings.
4. Versatility
   One excavator can perform multiple tasks simply by changing attachments, including shearing, crushing, and lifting.
5. Precision Cutting
   Hydraulic control allows accurate cuts, minimizing material waste and maximizing recycling value.

Main Components of the Scrap Shear Attachment for the Excavator

• Main Frame
  The core structure provides strength and stability. It must endure high torsional stress during cutting operations.
• Upper and Lower Jaws
  The jaws grip and cut materials. Their shape and thickness determine cutting efficiency.
• Hydraulic Cylinder
  The cylinder delivers a linear force to close the jaws. Its size and pressure rating directly impact performance.
• Blade System
  Replaceable cutting blades are mounted within the jaws. They are often multi-edged for extended usability.

How to Choose The Right Excavator Scrap Shear?

Selecting the appropriate model requires careful evaluation of several factors.

1. Excavator Size
   Ensure the shear matches the excavator’s operating weight and hydraulic capacity. An undersized machine may struggle, while an oversized attachment can cause instability.
2. Material Type And Thickness
   Consider the maximum thickness of steel you will process regularly. Choose a shear with adequate cutting capacity.
3. Rotation Requirement
   For complex demolition projects, 360-degree rotation enhances flexibility.
4. Blade Quality
   High-quality, replaceable blades reduce long-term maintenance costs.
5. Brand Reputation And Warranty
   Reliable manufacturers provide better engineering, after-sales support, and spare parts availability.
6. Budget Considerations
   While initial cost matters, long-term durability and efficiency should guide the final decision.