Bazhou Dpair Hardware Tools Co., LTD.

Chain Drum Cutter Attachment for Excavator Trenching

Built for precise trenching, stable cutting, and clean spoil discharge on excavators. A practical choice for utility lines, pipeline work, and controlled ground excavation.

As a professional manufacturer of Chain Drum Cutter, 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

The Chain Drum Cutter is designed for contractors who need narrow trenching, controlled rock cutting, and clean material removal in one attachment. Its chain-and-drum cutting layout stays engaged through the cut, which helps the operator keep a straighter line and a more consistent trench profile. This makes it a strong choice for utility work, cable routes, drainage lines, foundation preparation, and pipeline jobs where accuracy matters.

Unlike rough impact tools, the Chain Drum Cutter supports a smoother cutting process and gives the operator better control around curbs, existing structures, and buried services. It works well in compacted soil, mixed ground, weathered rock, and concrete sections while helping reduce unnecessary over-excavation. The cut material is also easier to manage on site, which supports faster cleanup and more efficient backfilling.

For contractors, dealers, and rental buyers, the Chain Drum Cutter offers a practical balance of precision, productivity, and daily jobsite versatility. It fits municipal trenching, civil construction, roadwork, and site preparation projects that demand a clean trench, steady output, and dependable performance throughout the workday. When crews need continuous cutting and cleaner trench results, this attachment is a practical solution.

 

Parameter Model

Model

LK-03 LK-09 LK-15 LK-25 LK-35
Applicable Carrier (t) 2–4 6–9 10–18 20–28

30–40

Operating Weight (kg)

150 460 1250 2200 3200
Milling Width (mm) 370 430 560 700

900

Cutting Head Diameter (mm)

260 480 580 760 760

Number of Picks

38 50 65 80

95

Recommended Speed (rpm) 122 80 70 65

65

Recommended Flow (L/min)

30 70 120 220 260
Max Pressure (MPa) 24 28 31 31

31

Max Torque (N·m)

800 3600 9600 18800 26000
Components / Brand Motor / Poclain, Bearing / SKF, Alloy Head / Tungsten-Molybdenum Alloy, Gear / 20CrMnTi Motor / Poclain, Bearing / SKF, Alloy Head / Tungsten-Molybdenum Alloy, Gear / 20CrMnTi Motor / Poclain, Bearing / SKF, Alloy Head / Tungsten-Molybdenum Alloy, Gear / 20CrMnTi Motor / Poclain, Bearing / SKF, Alloy Head / Tungsten-Molybdenum Alloy, Gear / 20CrMnTi

Motor / Poclain, Bearing / SKF, Alloy Head / Tungsten-Molybdenum Alloy, Gear / 20CrMnTi

 

excavator chain cutter attachment close-up for rock trenching
Close-up of the excavator chain cutter attachment prepared for rock trenching.
chain trencher attachment cutting rock on excavator jobsite
The chain trencher is cutting through rock with controlled excavation and visible spoil.
continuous cutting head working in a narrow trench
Top view of the continuous cutting head working inside a narrow trench.
hydraulic milling cutter attachment installed on excavator
The hydraulic milling cutter is mounted on the excavator and ready for field operation.
chain trencher for excavator in deep trench construction
The chain trencher for excavator is creating a deep and straight trench for utility installation.
excavator hydraulic milling cutter digging soil trench
The excavator hydraulic milling cutter is trenching through soil with stable cutting action.
chain cutter attachment for excavator trenching work
Front view of the chain cutter attachment producing a clean trench in mixed soil.
drum and chain cutting wheel close-up on excavator attachment
Close-up of the cutter chain and wheel showing the wear-resistant cutting teeth.

 

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