A mini excavator concrete breaker turns your compact carrier into a demolition tool. It breaks concrete, rock, and asphalt. YG Machinery supplies durable hydraulic breakers for mini excavators from 0.5 to 80 tons. This guide helps you choose and operate these attachments safely.
Mini Excavator Concrete Breaker Specifications
The table below lists key details for our hydraulic breaker range. Match carrier weight, oil flow, and pressure to find your best model.
| Model | ChiselDiameter | SuitableCarrierWeight | Main bodyWeight | OperatingPressure | HydraulicOil Flow | Blow Frequency | HoseDiameter |
| mm | Ton | kg | Kg/cm 2 | I/min | bpm | 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 | 50-90 | 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 | 1586 | 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 |
| YG1990 | 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 |
Models YG350 to YG750 suit most mini excavators with high blow frequency and compact size. Larger carriers need heavier YG series for deeper penetration. Align breaker weight to your machine for stability. Correct flow boosts impact power and prevents overheating.
How a Mini Excavator Hydraulic Hammer Works?
A mini excavator hydraulic hammer turns hydraulic flow into striking force. Knowing its parts and cycle helps you operate efficiently.
- Key Components
The chisel transfers blows to the material. A piston moves inside the cylinder, and an accumulator stabilizes pressure. Front head, back head, and side bolts hold everything together. A control valve manages oil direction. Check bolt tightness and chisel condition often to keep parts aligned. - Operating Principle
Pressurized oil pushes the piston upward, compressing nitrogen in the accumulator. Then the valve shifts, and the compressed gas drives the piston down hard against the chisel. The chisel strikes the concrete or rock, causing fractures. Afterwards, the valve cycles and repeats the process rapidly. Stable flow and correct pressure keep blow energy steady. Low flow or blocked filters reduce breaking performance quickly.
Step-by-Step Guide: Using a Concrete Breaker For Mini Excavator
These steps extend attachment life and improve safety. Follow them each time you use the breaker on your excavator.
- Pre-Installation Check
Confirm the carrier weight matches the model. Inspect hydraulic oil level and hoses. Ensure the hose diameter fits the specification table. Grease the chisel shank. A careful setup avoids downtime. - Positioning and Approach
Park on stable, level ground. Place the chisel tip perpendicular to the material. Avoid any side angle, which damages bushings. Apply slight downforce but let the hammer work. Never use the attachment to lift the carrier. - Breaking Technique
Begin at the slab edge and work inward. Let impact energy fracture the material naturally. Never pry or twist. After penetration, move the tip a few inches away and continue along the crack line. Short bursts work better than long hammering in one spot. - Continuous Monitoring
Listen for abnormal sounds. A dull noise often means a worn bushing. Watch the oil temperature and stop if it climbs too high. Check hoses for leaks. Take breaks to prevent blank firing. Blank firing causes internal damage. - Proper Storage
Relieve hydraulic pressure after work. Clean the breaker housing and chisel. Apply grease to exposed metal. Store the breaker in a dry, covered area. If the chisel remains in, rest it on a wooden block to protect the seal.
Safety Rules for Breaker Operation
The breaker generates high force and debris. Strict safety routines protect everyone on site.
- Wear Personal Protective Equipment
Operators need a hard hat, safety glasses, and ear protection. Ground workers inside the zone need the same. Steel-toe boots guard against falling objects. High noise damages hearing, so always use earplugs or earmuffs. - Inspect the Breaker Before Use
Walk around the unit each morning. Check for loose bolts, cracked welds, and worn chisels. Replace mushroomed tips immediately. Inspect hydraulic hoses for cuts or bulges. Never run a damaged breaker. Small defects cause sudden failure. - Maintain a Safe Work Zone
Set an exclusion zone of at least 20 meters. Keep all bystanders outside. Flying chips travel far and cause serious injury. Use protective screens near roads. The operator must have a clear view of the breaking point. - Avoid Damaging Practices
Never use the hammer as a pry bar or crane. It only performs impact breaking. Do not work underwater or in explosive atmospheres. Stop immediately if the chisel leaves the material. Respect the carrier lift capacity when using a concrete breaker for mini excavator.
FAQ About Hydraulic Breakers
Match your carrier weight, oil flow, and pressure with the specification table. For example, a 1.5-ton mini excavator fits a YG400 or YG450. The table lists suitable weight ranges. Always stay within these limits. An oversized breaker reduces efficiency and increases wear on both attachment and carrier.
Yes, a mini excavator breaker handles reinforced concrete effectively. Use a moil or chisel point tool for better penetration. The impact fractures the concrete, and you cut the exposed rebar separately. Short bursts and frequent repositioning prevent the chisel from catching in the rebar mat.
Yes, if the skid steer hydraulic output and weight match. The parameter table confirms compatibility. You may need different mounting brackets and adapters. Contact us with your machine specs, and we will help you find the right concrete breaker for mini excavator or skid steer.
Release all hydraulic pressure and disconnect hoses. Clean the unit and grease the chisel shank. Cap all ports to keep dirt out. Store the breaker upright on a pallet in a dry space. Rest the chisel tip on a wooden block if it stays in. Proper storage prevents corrosion and extends working life.
YG Machinery: Your Mini Excavator Breaker Manufacturer
YG Machinery builds a full range of attachments with precise machining and strict testing. Every unit passes pressure, flow, and impact tests before shipping. You get a durable product that handles tough material while keeping maintenance low. Our engineers support you from model selection to after-sales. Fast global delivery and spare parts backup give you project confidence.
We also offer compatible attachments to complete your demolition fleet. These include a drum cutter machine for rock trenching, an excavator pile driver for post installation, and an excavator magnet attachment for scrap handling. A hydraulic pile breaker trims concrete piles cleanly, while a rock splitter for excavator handles boulders silently. The integrated rock drill and splitter combines both actions in one unit. These tools give you a full solution for any job site.
Contact YG Machinery today. Tell us your carrier model and work conditions. We will recommend the ideal mini excavator concrete breaker or attachment package, and provide a quick quote, videos, and delivery timelines. Start breaking more efficiently now.
