An excavator rock saw serves as an essential hydraulic cutting attachment engineered to slice through reinforced concrete, hard granite, and natural bedrock efficiently. Mounted directly to standard excavator booms, this high-output attachment turns heavy machinery into a precise quarrying and trenching powerhouse. By replacing traditional hydraulic breakers, it drastically minimizes ground vibrations, reduces noise pollution, and eliminates structural micro-cracks in surrounding foundations. YG Machinery designed this high-performance cutting lineup to empower civil contractors and quarry operators with maximum productivity on the most demanding jobsites worldwide.
Every attachment integrates high-torque hydraulic motors with heavy-duty structural frames to withstand extreme torsional loads. The high-grade alloy saw blades feature wear-resistant diamond segments that maintain rapid cutting speeds through tough rock formations. Utilizing this advanced hydraulic cutting technology allows demolition firms and infrastructure crews to execute precise trenching boundaries without damaging nearby utilities. Incorporating this flexible production asset into your fleet stabilizes operational overhead, protects excavator hydraulics, and accelerates your project delivery schedules.
Technical Performance Matrix Across 4 Standard Hydraulic Saw Models
| Model & Motor Specifications | YSJ04 Series | YGJ06 Series | YSJ08 Series | YSJ10 Series |
| Rotation Type Options | Fixed / 360° Rotation | Fixed / 360° Rotation | Fixed / 360° Rotation | Fixed / 360° Rotation |
| Applicable Excavators (Tons) | 6 – 12 Tons | 12 – 20 Tons | 20 – 30 Tons | 30 – 40 Tons |
| Total Machine Weight (kg) | 200 kg / 260 kg | 350 kg / 450 kg | 500 kg / 600 kg | 500 kg / 700 kg |
| Saw Blade Diameter (mm) | 800 mm Diameter | 1200 mm Diameter | 1600 mm Diameter | 1800 mm Diameter |
| Theoretical Displacement | 154 ml/r | 154 ml/r | 493 ml/r | 792 ml/r |
| Max Output Torque (N.m) | 600 N.m Torque | 600 N.m Torque | 1923 N.m Torque | 3100 N.m Torque |
| Peak Operating Pressure | 40 MPa Pressure | 40 MPa Pressure | 40 MPa Pressure | 40 MPa Pressure |
| Unit Torque Output | 24 N.m/MPa | 24 N.m/MPa | 76.9 N.m/MPa | 124 N.m/MPa |
| Continuous Speed Range | 1 – 650 r/min | 1 – 650 r/min | 1 – 550 r/min | 1 – 500 r/min |
| Maximum Free Speed | 1100 r/min | 1100 r/min | 800 r/min | 600 r/min |
Selecting the ideal model capacity depends on your excavator tonnage, hydraulic flow rates, and target cutting depths. High-torque models like the YSJ10 deliver massive cutting force for heavy 30-to-40-ton excavators operating in extreme rock environments. Choosing the correct attachment size ensures optimal hydraulic efficiency and protects your carrier’s hydraulic system from backpressure issues.
In addition to the standard specification models listed above, we manufacture a comprehensive selection of hydraulic rock saws tailored to fit excavators of all tonnage classes, from compact 1.5-ton mini-excavators to heavy-duty 90-ton mining machinery. If your project requires custom blade diameters, specialized hydraulic flow setups, or unique quick-coupler adapters, our technical team provides full OEM and ODM customization services to ensure seamless compatibility with your specific fleet.
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5 Engineering Breakthroughs of an Excavator Rock Saw Unit
- High-Torque Hydraulic Drive Motors: Advanced motor systems generate up to 3100 Nm of torque to slice through dense rock without stalling under load.
- Optional 360-Degree Continuous Rotation: Integrated rotary swivels allow operators to manipulate cutting angles easily along steep slopes or trench walls.
- Extreme Working Pressure Ratings: Rated for up to 40 MPa peak pressure to handle heavy hydraulic flow from large carrier machines smoothly.
- Heavy-Duty Diamond Blade Segments: High-density diamond matrix segments deliver exceptionally long service life and fast feed rates in hard rock.
- Reinforced Protective Shield Housings: Thick steel guard shrouds contain flying debris and direct water cooling streams precisely onto the cutting edge.
Modern infrastructure contractors must prioritize equipment structural integrity when bidding on major quarrying or foundation excavation projects. Choosing high-output hydraulic cutting drive systems reduces maintenance downtime significantly across varied rock types and site environments. Operators control the hydraulic cutting process easily from inside the cab, maintaining smooth feed rates without causing excessive wear on the excavator arm. This shifts your operational focus toward completing trenching projects ahead of schedule and winning profitable municipal contracts.
Additionally, the robust mounting bracket distributes vibration evenly across the carrier boom joints. This engineering focus prevents premature pin wear and keeps hydraulic fluid temperatures stable during long continuous cutting shifts. Your site team delivers neat, vertical trench walls that satisfy demanding structural engineering specifications every time.
Start Your Project with the Right Equipment
Versatile Jobsite Applications with an Industrial Metal Excavator Saw Setup
- Heavy Utility Trenching: Cuts smooth, vertical boundaries in asphalt, concrete, and underlying rock for pipeline installations.
- Quarrying and Mining Extraction: Slices large natural stone blocks neatly without shattering surrounding rock faces or valuable mineral veins.
- Foundation Demolition Works: Cuts through heavily reinforced concrete walls, bridge piers, and structural foundations cleanly.
- Slope Trimming and Tunnelling: Operates effectively on vertical rock faces and inside constrained underground tunnels.
Utilizing this heavy-duty rotary cutting attachment transforms traditional excavation methodologies across tough urban work zones. The clean perimeter cuts prevent over-excavation, saving thousands of dollars in backfilling materials and transport costs. A small crew manages the cutting process smoothly, keeping jobsite noise levels well below strict municipal thresholds.
Furthermore, the continuous water-cooling distribution manifolds prevent dust clouds from rising during high-speed cutting operations. This dust suppression technology protects on-site workers and complies with stringent environmental health and safety regulations. Equipping your fleet with this versatile attachment enhances your operational flexibility on diverse civil engineering jobsites.
Find the Right Model for Your Project
Direct Factory Sourcing: Choosing a Certified Diamond Rock Saw Manufacturer
Partnering directly with a premier machinery producer ensures long-term operational success and higher profit margins for your excavation business. Every cutting attachment frame undergoes rigorous stress-testing to withstand severe impact loads during deep trenching work. YG Machinery utilizes premium metallurgical alloys and precision CNC machining techniques to craft every drive spindle and rotating housing.
- Factory-Direct Price Advantages: Direct procurement eliminates third-party distributor markups, maximizing your capital machinery budget.
- Full OEM Customization Options: Engineers customize mounting brackets, hydraulic hose configurations, and blade diameters to match your carrier.
- Comprehensive Warranty and Spare Parts: Direct factory support guarantees fast global delivery of replacement diamond segments, motors, and seal kits.
This dedicated focus on manufacturing quality eliminates unexpected jobsite delays and ensures your equipment arrives ready for immediate deployment. Sourcing from a proven producer grants your team access to round-the-clock technical training and expert guidance. This long-term manufacturing partnership keeps your operational fleet running smoothly across multiple major project lifecycles.
Excavator Rock Saw Case: Saving 200 Hours on Granite Trenching
A civil infrastructure contractor secured a contract to excavate a two-kilometer pipeline trench through solid granite in a residential district. Traditional hydraulic hammers were prohibited due to strict local noise and ground vibration regulations. The company needed a low-vibration, high-speed rock cutting solution to complete the project without violating environmental codes or delaying the pipeline installation timeline.
The project manager resolved the bottleneck by ordering two YSJ08 hydraulic rock saw attachments from YG Machinery. Mounted on 25-ton excavators, the rotating saws cut neat, parallel boundary trenches through the solid granite face effortlessly. The high-speed diamond blades sliced through the rock at impressive feed rates, leaving smooth side walls that required zero secondary trimming.
The contractor completed the entire trenching phase fifteen days ahead of schedule, saving over two hundred hours of manual site labor. The low-vibration operation completely satisfied municipal inspector requirements and eliminated damage risks to nearby underground utility lines. The project owner saved substantial equipment rental costs and secured a long-term utility infrastructure contract for the following season.
Request Your Direct Factory Price Proposal Today
Ready to transform your excavation capabilities with high-speed, precision hydraulic cutting equipment? Do not let slow traditional breakers or high distributor markups delay your operational expansion plans any longer. Contact YG Machinery right now to receive a comprehensive factory price proposal tailored to your specific excavator tonnage and project requirements. Our engineering team is standing by to assist with hydraulic calculations and custom bracket designs.
In addition to our standard rock cutting attachments, we engineer specialized hydraulic equipment and heavy cutter options for custom mining and demolition applications. If the specific technical models listed in this article do not fully match your carrier tonnage or cutting depth needs, please contact our engineering team directly to explore our expanded catalog and custom OEM/ODM solutions.
- Step 1: Submit your carrier excavator model, target material type, and required cutting depth through our simple contact form.
- Step 2: Receive an itemized factory price quotation and technical drawing submittals within twenty-four hours.
- Step 3: Confirm your custom specifications and track your shipment directly from our manufacturing floor to your jobsite.
Upgrading your jobsite fleet with our heavy-duty hydraulic cutting tools delivers immediate operational efficiency and long-term business growth. Contact our sales division today to request your wholesale price quote!
FAQs About Our Hydraulic Excavator Rock Saws
Our product line covers carrier excavators ranging from small 6-ton mini-excavators up to heavy 40-ton mining machines.
Yes, the high-density diamond blade segments slice cleanly through thick steel rebar and dense concrete without binding.
Yes, continuous water flow is recommended to cool the diamond segments, flush out rock slurry, and control flying dust.
The continuous rotation allows operators to cut at any angle along steep slopes, underground arches, or tight trench walls without repositioning the excavator.
Yes, we manufacture custom adapter hitches and hydraulic hose connections to match any major excavator brand and quick-coupler setup.
