When you need to break rock, concrete, or hard ground, choosing the right tool is very important. A drum cutter excavator works by spinning its head. The spinning head has many sharp teeth that shave and cut the rock into small pieces. It runs very smoothly and makes continuous progress without stopping.
On the other hand, a traditional hydraulic breaker works like a huge hammer. It uses high pressure to hit the rock over and over again at one single point. This impact creates large cracks to break the heavy structures apart.


Why Choose A Premium Drum Cutter Machine For Low Vibration Projects
In modern construction, noise and vibration can cause big problems. This is where a professional drum cutter machine shows its true value. Because it cuts rock by spinning, it creates very low vibration. This protects nearby houses, bridges, and underground pipes from cracking. It is the perfect choice for city road work and narrow tunnel building.
A hydraulic breaker creates huge shockwaves through the ground. These shockwaves can be dangerous for old buildings or sensitive factory areas. If your project has strict rules about noise and safety, switching to our advanced rotary drum cutter will help you pass inspections easily.
- Low noise levels protect workers and nearby communities.
- Smooth cutting saves your excavator arm from heavy shaking damage.
- Precise control prevents digging too much extra material away.
Technical Parameters Of YG Drum Cutter Models
YG supplies four main models of high-efficiency drum cutter attachments to match different excavator sizes. Below are the detailed specifications for our YG140, YG160, YG180, and YG240 models. You can easily find the right fit for your job site requirements.
| Height (H) | 650mm | 820mm | 830mm | 1395mm |
| Width (W) | 410mm | 650mm | 780mm | 960mm |
| Depth (D) | 390mm | 460mm | 480mm | 620mm |
| Excavator Weight | 5~10T | 10~15T | 15~21T | 20~24T |
| Max Power | 22Kw | 45Kw | 55Kw | 65Kw |
| Speed | 0~120r/min | 0~100r/min | 0~80r/min | 0~90r/min |
| Oil Flow | 40L/min | 100~110L/min | 130~180r/min | 200~250r/min |
| Max Torque | 3200N.m | 5400N.m | 5600N.m | 12800N.m |
(Note: Data parameters are based on standard factory testing conditions to help you choose the best model.)


Efficiency Comparison In Different Hardness Materials
Material hardness changes everything when you compare a drum cutter excavator with a hydraulic breaker. For soft rock, sandstone, weathered rock, and frozen ground, the spinning action of the drum cutter excavator is incredibly fast. It leaves a very clean, flat surface and makes the dug-out material small enough to use as backfill right away.
However, if you are breaking extremely hard granite or thick quartz, a traditional hydraulic breaker might still be needed to crack the main structure first. Many smart contractors use both tools together: they use the breaker for the initial hard rock split, and use our rotary drum cutter to shape the walls, dig accurate corners, and smooth out the trench bottoms perfectly.
- Our YG140 and YG160 are perfect for small utility trenches and soft asphalt layers.
- Our larger YG180 and YG240 cutters can handle medium-hard rock layers with massive torque up to 12800N.m.
- Using a cutter means you do not need to buy an extra crushing machine for the waste rock.
Underwater Digging And Advanced Applications
Did you know that our rotary drum cutter can work directly underwater without complex modifications? If you are digging a riverbed, cleaning canal mud, or building a harbor wall, this tool can go right into the water. It cuts through underwater stone structures safely and fast.
A traditional hydraulic breaker needs special, expensive air lines to work underwater safely. Without them, water enters the piston chamber and ruins the internal seals. YG drum cutter models are sealed perfectly from the factory, giving you more freedom on difficult jobs.

Lower Maintenance Cost For Your Fleet
A hydraulic breaker has many moving parts inside like pistons, valves, and heavy chisels. These parts hit each other hard every second, which means they wear out fast and need frequent greasing and repairs. If a chisel breaks, your whole job site has to stop and wait.
Our heavy duty drum cutter machine uses a direct drive hydraulic motor. It does not have high-speed impact parts. The main maintenance job is simply checking the wear of the cutter teeth and replacing them when they get dull. This replacement takes only a few minutes with standard tools, keeping your excavator working longer hours with less downtime.