Hydraulic Rock Saw for Excavator Trenching and Rock Cutting

This hydraulic rock saw attachment gives excavators steady cutting power for trenching in rock and compact ground. It works well for utility, pipeline, drainage, and municipal construction projects. As a professional manufacturer of Hydraulic Rock Saw, we provide more cost-effective products. Whether you want to buy or become a distributor, you are welcome to contact us anytime.

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Product description

Hydraulic Rock Saw is built for excavator applications that need strong cutting performance in rock, compact soil, and mixed ground. Hydraulic drive power makes it suitable for trenching jobs where crews need steady wheel motion and reliable site operation. A Hydraulic Rock Saw is often used for utility line installation, drainage channels, road-side trench work, and pipeline preparation in demanding construction environments.

This attachment helps operators cut along a narrower and more controlled path than standard excavation tools. The wheel layout supports repeatable cutting on jobs that require trench consistency across longer sections. Hydraulic lines and the excavator mounting system make a Hydraulic Rock Saw a practical field solution for contractors who need attachment efficiency and jobsite adaptability in hard conditions.

A Hydraulic Rock Saw suits civil contractors, municipal construction teams, and equipment suppliers serving trenching and rock-cutting markets. It provides dependable excavator compatibility and practical daily use on projects that need efficient trench creation in difficult ground. For companies looking for a rugged hydraulic attachment with solid cutting performance, a Hydraulic Rock Saw delivers reliable working value and broad application potential.

Model	ERW-09	ERW-15	ERW-25	ERW-35
Suitable Carrier (t)	6–9	13–18	20–45	50–70
Trenching Width (mm)	30 / 40	50 / 80 / 100	100 / 150 / 200	200 / 300
Trenching Depth in Rock (mm)	300 / 240	450 / 400 / 350	600 / 500 / 400	800 / 600
Trenching Depth in Mixed Ground (mm)	600 / 500	900 / 800 / 700	1000 / 900 / 800	1200 / 1000
Max Pressure (MPa)	25	35	35	35
Max Cutting Force (Nm)	14,800	24,500	46,000	65,000
Recommended Flow Rate (L/min)	85	150	300	450
Recommended Speed (rpm)	60	44	30	25
Machine Weight (kg)	≤600	≤1600	≤2200	≤5000
Components / Brands	Motor: Poclain Bearing: SKF Cutting Picks: Tungsten-Molybdenum Alloy	Motor: Poclain Bearing: SKF Cutting Picks: Tungsten-Molybdenum Alloy	Motor: Poclain Bearing: SKF Cutting Picks: Tungsten-Molybdenum Alloy	Motor: Poclain Bearing: SKF Cutting Picks: Tungsten-Molybdenum Alloy

On-site view of a rock wheel cutting through hard ground during trenching work.	Front operation view of a wheel saw attachment cutting a narrow trench on site.	Close working view of a rock saw trencher cutting through compact ground.	Side view of a disc trencher cutting through sloped ground during trenching work.
Wide site view of a trenching wheel cutting through rocky ground during excavation work.	Wide jobsite view of a wheel trencher working through mixed soil and rock.	Close working view of a hydraulic rock saw cutting through hard ground at the jobsite.	Low-light operation view of a cutter wheel performing trench cutting on site.