Bazhou Dpair Hardware Tools Co., LTD.

Rock Grinder for Excavator Rock Cutting and Concrete Trimming

The rock grinder is ideal for controlled rock cutting, concrete trimming, and detailed excavation work. It helps excavators handle hard surfaces with a more focused grinding action.

As a professional manufacturer of Rock Grinder, we provide more cost-effective products. Whether you want to buy or become a distributor, you are welcome to contact us anytime.

Cable Drum Trailer

A rock grinder gives excavator operators a practical tool for grinding, trimming, and shaping rock or concrete in a controlled way. It is well suited to jobs that need accuracy rather than aggressive impact alone. Contractors use this type of attachment for surface correction, trench preparation, edge cleanup, and detailed removal in areas where precision is important. The grinding action helps crews follow the intended profile more closely and produce a cleaner working face.

This rock grinder works well on weathered rock, concrete sections, compact material, and other tough surfaces found on real job sites. It can support demolition finishing, ditch cleaning, foundation preparation, and slope scaling. Operators can guide the attachment along the target area and remove material step by step. That approach helps when working near walls, existing structures, or narrow access zones where overcutting creates extra cleanup or follow-up work.

A rock grinder is also a strong sales product because it matches several market segments. Contractors can use it in civil engineering, road maintenance, utility work, and general excavation. Dealers and rental suppliers can present it as a versatile attachment for customers who need controlled grinding and cutting in one unit.

For companies looking to offer a focused excavator solution for rock and concrete treatment, this rock grinder provides dependable value. It supports accurate site work, clean material removal, and practical performance across demanding applications.

 

Parameter Model

Product Model

ZX-1 ZX-2 ZX-3 ZX-4
Suitable Carrier (t) 6–9 10–18 20–27

30–40

Operating Weight (kg)

340 480 900 1100
Milling Head Diameter (mm) 400 450 550

580

Number of Picks

28 32 44 48
Recommended Speed (rpm) 80 80 75

65

Recommended Flow (L/min)

75 120 200 260
Max. Pressure (MPa) 28 31 35

35

Max. Torque (Nm)

4000 8000 14600 23000
Components / Brands Rexroth Motor, SKF Bearings, Tungsten-Molybdenum Alloy Picks, 20CrMnTi Gears Rexroth Motor, SKF Bearings, Tungsten-Molybdenum Alloy Picks, 20CrMnTi Gears Rexroth Motor, SKF Bearings, Tungsten-Molybdenum Alloy Picks, 20CrMnTi Gears

Rexroth Motor, SKF Bearings, Tungsten-Molybdenum Alloy Picks, 20CrMnTi Gears

 

 

excavator drum cutter milling rock slope on jobsite
The excavator drum cutter is trimming and milling a rocky slope in a hillside jobsite.
drum cutter attachment breaking rock in excavation site
The drum cutter attachment is breaking and shaping rock material in a rough excavation area.
hydraulic rock grinder attachment working on rubble
The hydraulic rock grinder is cutting through rubble and compact material under a large excavator.
milling attachment cutting rocky ground with excavator
The milling attachment is cutting into rocky ground for precise excavation and material removal.
axial drum cutter trenching beside retaining wall
The axial drum cutter is trenching along a retaining wall with controlled cutting depth.
vertical cutter head trimming steep earth slope
The vertical cutter head is trimming a steep slope for cleaner profiling and stabilization work.

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