Digger Hydraulic Rock Breaker for Small Excavator
Product Description
Top Type Breakers
Easy control and easy position make it more convenience to excavation work
Without side-weight, reducing the rate of chisel breakage
Longer total length and heavier total-weight
Light-Duty Hydraulic Breakers
Prolonged life
Steady performance
Reliable after-sales service.
Our Service:
1) Any your inquiry related our products will be replied with 24 hours
2) We can also provide OEM business
3) Warranty: 1 year and For free techinical support all the time.
4) How to get the correct information of goods? Pls let us know the following news:
a. Your excavator model
b. The operation weigt of your excavator
c. The quantity of your order
d. Your destination port
1. Main Valve
1) Easy to repair
2) To prevent the cylinder deformation
2. Piston
1) Piston stroke, increase blow f orce
2) Special damping system, reduce the recoil force
3) Precision of piston and cylinder is further improved, reduce resistance, improve efficiency
3. The high quality of chisel
1). Alloy steel raw material selection.
2) The depth of heat high precision processing
3) Heat resistance, wear resistance strong
4. The whole box shell
1) The durable welding structure, chisel protection more perfect and more stable
2) The seal is complete, eff ective dust control measures to improve the durability of structure, protect against cylinder damage and the bushings premature wear
3) The big plate with light weight, simple structure ,convenient operation and repair
5. Nitrogen chamber
1) Structure more compact
2) Ensure the reduction of the nitrogen chamber volume of the nitrogen pressure under the condition of invariable, the hammer is more energy saving
Our Service:
1) Any your inquiry related our products will be replied with 24 hours
2) We can also provide OEM business
3) Warranty: 1 year and For free techinical support all the time.
4) How to get the correct information of goods? Pls let us know the following news:
a. Your excavator model
b. The operation weigt of your excavator
c. The quantity of your order
d. Your destination port
1. Main Valve
1) Easy to repair
2) To prevent the cylinder deformation
2. Piston
1) Piston stroke, increase blow f orce
2) Special damping system, reduce the recoil force
3) Precision of piston and cylinder is further improved, reduce resistance, improve efficiency
3. The high quality of chisel
1). Alloy steel raw material selection.
2) The depth of heat high precision processing
3) Heat resistance, wear resistance strong
4. The whole box shell
1) The durable welding structure, chisel protection more perfect and more stable
2) The seal is complete, eff ective dust control measures to improve the durability of structure, protect against cylinder damage and the bushings premature wear
3) The big plate with light weight, simple structure ,convenient operation and repair
5. Nitrogen chamber
1) Structure more compact
2) Ensure the reduction of the nitrogen chamber volume of the nitrogen pressure under the condition of invariable, the hammer is more energy saving
Applicable Field:
Mining---Mining, Second time Breaking
Metallurgy---Clearing Slag, Demolition of furnace and foundation
Road---Repairing, Breaking, Foundation Work
Railway---Tunneling, Demotion of Bridge
Construction---Demolition of building and reinforced concrete
Ship Repairing---Clearing clam and trust from the hull.
Others---Breaking frozen mud
Applicable Excavator:
Applicable Excavator:
Technical Data Sheet
| Items | Units | SM75 |
| Operating Weight | kg ibs | 295 650 |
| Working Pressure | bar psi | 100~130 1,422~1,885 |
| Maximum Pressure | bar psi | 170 2,465 |
| Operating Oil Flow | 1/min | 40~90 |
| Chisel Diameter | mm | 75 |
| Impact Rate | bpm | 450~900 |
| Impact Energy | joules kg.m | 980 100 |
| Suitable Excavator | ton i bs | 4.5~7.0 9,920~15,430 |