What is a hydraulic breaker on an excavator?
A hydraulic rock breaker is a powerful pounding hammer that is fitted to an excavator for demolishing concrete structures or rocks. It is powered by an auxiliary hydraulic system from the excavator, which is fitted with a foot-operated valve for this purpose.
The following are five best practices for choosing a hydraulic breaker:
1.Match the breaker to the project. ...
2.Choose the right tool for the job. ...
3.Avoid blank firing. ...
4.Make protective housing a top priority. ...
5.Insist on auto-adjusting impact.
| Model | Unit | GT450 | GT530 | GT680 | GT750 | GT450 | GT530 | GT680 |
| Operating Weight(side) | Kg | 100 | 130 | 250 | 380 | 100 | 130 | 250 |
| Operating Weight(top) | Kg | 122 | 150 | 300 | 430 | 122 | 150 | 300 |
| Operating Weight(silenced) | Kg | 150 | 190 | 340 | 480 | 150 | 190 | 340 |
| Working Flow | L/Min | 20-30 | 25-45 | 36-60 | 50-90 | 20-30 | 25-45 | 36-60 |
| Working Pressure | Bar | 90-100 | 90-120 | 110-140 | 120-170 | 90-100 | 90-120 | 110-140 |
| Impact Rate | Bpm | 500-1000 | 500-1000 | 500-900 | 400-800 | 500-1000 | 500-1000 | 500-900 |
| Chisel Diameter | mm | 45 | 53 | 68 | 75 | 45 | 53 | 68 |
| Hose Diameter | Inch | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 | 1/2 |
| Applicable Excavator Weight | Ton | 1-1.5 | 2.5-4.5 | 3-7 | 6-9 | 1-1.5 | 2.5-4.5 | 3-7 |
| Model | Unit | GT750 | GT850 | GT1000 | GT1250 | GT1350 | GT1400 | GT1500 |
| Operating Weight(side) | Kg | 380 | 510 | 760 | 1320 | 1450 | 1700 | 2420 |
| Operating Weight(top) | Kg | 430 | 550 | 820 | 1380 | 1520 | 1740 | 2500 |
| Operating Weight(silenced) | Kg | 480 | 580 | 950 | 1450 | 1650 | 1850 | 2600 |
| Working Flow | L/Min | 50-90 | 45-85 | 80-120 | 90-120 | 130-170 | 150-190 | 150-230 |
| Working Pressure | Bar | 120-170 | 127-147 | 150-170 | 150-170 | 160-185 | 165-185 | 170-190 |
| Impact Rate | Bpm | 400-800 | 400-800 | 400-700 | 400-650 | 400-650 | 400-500 | 300-450 |
| Chisel Diameter | mm | 75 | 85 | 100 | 125 | 135 | 140 | 150 |
| Hose Diameter | Inch | 1/2 | 3/4 | 3/4 | 1 | 1 | 1 | 1 |
| Applicable Excavator Weight | Ton | 6-9 | 7-14 | 10-15 | 15-18 | 18-25 | 20-30 | 25-30 |
| Model | Unit | GT1550 | GT1650 | GT1750 | GT1800 | GT1900 | GT1950 | GT2100 |
| Operating Weight(side) | Kg | 2500 | 2900 | 3750 | 3900 | 3950 | 4600 | 5800 |
| Operating Weight(top) | Kg | 2600 | 3100 | 3970 | 4100 | 4152 | 4700 | 6150 |
| Operating Weight(silenced) | Kg | 2750 | 3150 | 4150 | 4200 | 4230 | 4900 | 6500 |
| Working Flow | L/Min | 150-230 | 200-260 | 210-280 | 280-350 | 280-350 | 280-360 | 300-450 |
| Working Pressure | Bar | 170-200 | 180-200 | 180-200 | 190-210 | 190-210 | 160-230 | 210-250 |
| Impact Rate | Bpm | 300-400 | 250-400 | 250-350 | 230-320 | 230-320 | 210-300 | 200-300 |
| Chisel Diameter | mm | 155 | 165 | 175 | 180 | 190 | 195 | 210 |
| Hose Diameter | Inch | 1 | 5/4 | 5/4 | 5/4 | 5/4 | 5/4 | 3/2,5/4 |
| Applicable Excavator Weight | Ton | 27-36 | 30-45 | 40-55 | 45-80 | 50-85 | 50-90 | 65-120 |
mining
Mountain opening, mining, screen crushing, secondary crushing
metallurgy
Ladle, slag cleaning, furnace body, equipment foundation removal
railway
Excavation, tunneling, road and bridge demolition, roadbed compaction
highway
Highway repair, cement pavement breaking, foundation excavation
Municipal garden
Concrete crushing, water, electricity, gas engineering construction, old city transformation
architecture
Old buildings are torn down and reinforced concrete is broken
ship
Hull to remove clam, rust
other
Ice breaking, frozen soil breaking, sand vibration