A Hydraulic Breaker Attachment turns an excavator into a machine for breaking concrete, rock, and road surfaces. Contractors use it for building renovation, foundation removal, road repairs, and rock excavation. Buyers also search for this equipment as an excavator hydraulic hammer or demolition hydraulic hammer. The right model depends on excavator weight, hydraulic oil flow, operating pressure, and the material at the job site. Matching these specifications helps avoid hydraulic problems and unnecessary downtime.
Hydraulic Breaker Attachment Specifications
| Model | Chisel Diameter (mm) | Suitable Carrier Weight (Ton) | Main Body Weight (kg) | Operating Pressure (kg/cm²) | Hydraulic Oil Flow (l/min) | Blow Frequency (bpm) | Hose Diameter (inch) |
| YG350 | 35 | 0.5–1 | 40 | 90–120 | 15–25 | 800–1300 | 1/2 |
| YG400 | 40 | 1–3 | 53 | 90–120 | 15–25 | 800–1300 | 1/2 |
| YG450 | 45 | 1.2–3.0 | 67 | 90–120 | 20–30 | 700–1200 | 1/2 |
| YG530 | 53 | 2.5–4.5 | 85 | 90–120 | 25–50 | 600–1100 | 1/2 |
| YG600 | 60 | 2–5 | 140 | 90–120 | 25–50 | 600–1100 | 1/2 |
| YG680 | 68 | 4–7 | 152 | 110–140 | 40–70 | 500–900 | 1/2 |
| YG750 | 75 | 6–9 | 210 | 120–150 | 50–80 | 400–800 | 1/2 |
| YG850 | 85 | 7–14 | 278 | 130–160 | 60–100 | 400–800 | 3/4 |
| YG100 | 100 | 10–15 | 475 | 150–170 | 80–110 | 350–700 | 3/4 |
| YG1250 | 125 | 15–18 | 616 | 150–170 | 80–110 | 350–700 | 3/4 |
| YG1350 | 135 | 16–26 | 846 | 160–180 | 130–150 | 400–800 | 1 |
| YG1400 | 140 | 18–26 | 916 | 160–180 | 120–180 | 350–500 | 1 |
| YG1400A | 140 | 18–26 | 952 | 160–180 | 120–180 | 350–500 | 1 |
| YG1500 | 150 | 27–35 | 1088 | 160–180 | 150–190 | 350–700 | 1 |
| YG1550 | 155 | 28–36 | 1309 | 180–200 | 200–260 | 250–400 | 1-1/4 |
| YG1650 | 165 | 30–40 | 1438 | 180–200 | 200–260 | 250–400 | 1-1/4 |
| YG1650P | 165 | 30–40 | 1588 | 180–200 | 200–260 | 250–380 | 1-1/4 |
| YG1750 | 175 | 35–40 | 1929 | 180–200 | 210–290 | 200–350 | 1-1/4 |
| YG1850 | 185 | 35–45 | 2411 | 190–220 | 220–270 | 200–250 | 1-1/4 |
| YG1900 | 190 | 40–55 | 2626 | 190–220 | 220–290 | 180–200 | 1-1/4 |
| YG2100 | 210 | 60–80 | 3396 | 200–240 | 290–350 | 150–200 | 1-1/4 |
Key Features of Excavator Breakers
Wide model range: Models cover excavators from 0.5 to 80 tons, with chisel diameters from 35 to 210 mm.
Hydraulic impact system: The excavator supplies hydraulic power for repeated impacts against concrete, rock, and other hard materials.
Different impact frequencies: Listed models operate at 150–1,300 blows per minute. The actual frequency depends on the selected model.
Flexible job use: One excavator can handle concrete removal, road repairs, foundation work, and rock breaking by changing compatible attachments.
Straightforward maintenance: Regular chisel lubrication, wear checks, and hose inspections help prevent avoidable downtime.
Noise can also matter on urban construction sites. A silent hydraulic breaker for urban demolition may suit projects near homes, offices, and occupied buildings. Silent versions use specific noise-control designs, so check model availability and documented noise levels before ordering.
Where Hydraulic Rock Breakers Work
Concrete Floor and Foundation Removal
During renovation or demolition, a demolition hydraulic hammer breaks concrete floors, foundation sections, and reinforced concrete. The excavator works through the target area, while site crews separate steel reinforcement and remove the debris. Chisel size and breaker weight affect access and handling during the job.
Road Repairs and Pavement Replacement
Road crews use a hydraulic rock breaker to remove damaged concrete pavement and break sections scheduled for replacement. The excavator can work along the repair area without relying entirely on manual breaking. Municipal projects also require careful work around traffic, underground services, and nearby structures.
Rock Breaking for Excavation
During trenching, drainage installation, and foundation excavation, a hydraulic rock breaker for excavator applications breaks rock that digging alone cannot remove. The carrier needs sufficient hydraulic output and a suitable operating weight. In confined areas, the excavator’s dimensions and the breaker’s weight also affect maneuverability.
Selective Demolition Near Existing Structures
Some demolition projects require the removal of specific concrete sections rather than an entire structure. The operator works through the target area in stages and moves the excavator as the job progresses. Where noise restrictions apply, contractors can consider a purpose-built low-noise model with documented specifications.
Concrete Removal Project in Indonesia
In March 2026, a construction contractor in Jakarta used a hydraulic breaker for a commercial building renovation project. The crew needed to remove concrete flooring and sections of the foundation before clearing the site for the next stage of work.
The breaker handled the concrete removal, while the excavator moved between work areas to break up the remaining sections. After breaking the concrete, the crew separated the steel reinforcement and cleared the debris.
The customer reported that the breaker worked smoothly during concrete floor removal. The equipment reduced manual breaking work and made site clearance easier.
“The hydraulic breaker handled the concrete floor removal well. It reduced manual breaking work and made site clearance easier. We also appreciated the flexibility of using the excavator for different tasks throughout the project.”
How to Choose a Hydraulic Breaker
The excavator’s weight is only one part of the selection process. Check the following points before choosing a model:
Excavator operating weight: Keep the breaker within the recommended carrier weight range.
Hydraulic oil flow: Match the excavator’s available flow to the breaker’s required range.
Operating pressure: Check compatibility with the excavator’s hydraulic system.
Material type: Concrete, reinforced concrete, and hard rock place different demands on the breaker.
Chisel diameter: Choose a model with a chisel size suited to the intended work.
Mounting and hose connections: Check the bracket, hose diameter, and hydraulic connections before installation.
Noise requirements: For urban projects, review local restrictions and check whether a silent model is available.
These factors offer a practical starting point for how to choose hydraulic breaker equipment. Correct matching supports steady operation and reduces unnecessary strain on the carrier.
FAQ
What size hydraulic rock breaker do I need for my excavator?
Start with the excavator’s operating weight, hydraulic oil flow, and operating pressure. Then consider the material and the type of work. For example, the YG350 suits excavators weighing 0.5–1 ton, while the YG1650 suits excavators weighing 30–40 tons. Check all three hydraulic specifications before selecting a hydraulic rock breaker for excavator use.
What materials can a hydraulic breaker handle?
A hydraulic breaker handles concrete, reinforced concrete, road surfaces, and rock. Performance depends on the breaker model, chisel size, material, and excavator’s hydraulic output. Choose a model based on the actual job rather than excavator weight alone.
How does blow frequency affect performance?
Blow frequency measures the number of impacts per minute. A higher frequency means more impacts, but it does not automatically mean greater impact energy. Chisel size, material hardness, and the breaker’s operating specifications also affect the result.
What maintenance does a hydraulic breaker need?
Follow the manufacturer’s maintenance schedule. Check chisel wear, lubricate the specified points, and inspect hydraulic hoses and connections. Keep mounting hardware secure and operate the breaker within its rated hydraulic range. These hydraulic breaker maintenance tips help reduce avoidable downtime.
Is a silent hydraulic breaker suitable for urban demolition?
A purpose-built silent breaker may suit projects near occupied buildings or noise-sensitive areas. Its housing and noise-control design differ from those of standard models. Check whether a silent version is available for the required excavator size and review its documented noise specifications before ordering.
Hydraulic Breaker Models for Different Excavators
YG Machinery supplies hydraulic breakers for excavators across a range of sizes and construction tasks, from concrete removal and road repairs to foundation excavation and rock breaking. Buyers can compare chisel diameter, operating pressure, oil flow, and blow frequency to narrow down the models that match their machines.
For related demolition and scrap-handling work, YG Machinery also offers an excavator hydraulic shears for cutting metal and an excavator magnet attachment for collecting ferrous scrap. Contact YG Machinery with the excavator model and intended application to discuss compatible equipment and technical specifications.
