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#### **I. Product Overview**
The
Hydraulic Breaker Hammer (also known as hydraulic pick) is an efficient crushing accessory specially designed for construction machinery. It converts the power of the excavator through hydraulic means into high-intensity impact energy, and is widely used in construction demolition, mining, road construction, and other fields. This product adopts an optimized hydraulic circuit and reinforced structural design to achieve efficient crushing operations, and is compatible with excavators ranging from 1 to 50 tons.
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#### 2. Core Functional Features
1. **Efficient Impact System**
- Impact energy range: 300 - 15,000 joules (suitable for different tonnage mainframes)
- Impact frequency: 400 - 1,200 times per minute
- Nitrogen energy storage system increases impact efficiency by 25%
2. **Intelligent Control System**
- Automatically adjusts the impact frequency (according to load changes)
- Overload protection device
- Oil temperature monitoring and alarm system
3. **Durable Structural Design**
- Integral forged housing (tensile strength ≥ 850 MPa)
- Special alloy steel drill rods (hardness HRC 55-60)
- Multi-layer buffer and shock absorption structure
4. **Convenient Maintenance Design**
- External accumulator
- Quick replacement drill rod system
- Central lubrication points
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#### **III. Technical Parameter Indicators**
| **Parameter** | **Small Size (1-8 tons)** | **Standard Size (20-30 tons)** | **Large Size (40-50 tons)** | |-------------------|------------------|---------------------|---------------------|
| Working Weight | 80 - 300 kg | 1500 - 2500 kg | 3000 - 5000 kg |
| Impact Energy | 300 - 800 J | 1500 - 3000 J | 4000 - 15000 J |
| Working Pressure | 14 - 18 MPa | 16 - 20 MPa | 18 - 22 MPa |
| Flow Rate Requirement | 20 - 60 L/min | 100 - 180 L/min | 200 - 350 L/min |
| Brazing Rod Diameter | 45 - 75 mm | 100 - 140 mm | 150 - 180 mm |
| Protection Grade | IP65 | IP67 | IP68 |
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#### **IV. Typical Application Scenarios**
1. **Building Demolition**
- Crushing of concrete structures
- Foundation treatment
- Demolition of old buildings
2. **Mining Operations**
- Secondary crushing of ore
- Mining tunnel rectification
- Rock layer removal
3. **Municipal Engineering**
- Pavement cracking
- Pipeline trench excavation
- Permafrost breaking
4. **Emergency Rescue**
- Earthquake disaster rescue
- Collapse site clearance
- Obstacle removal
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#### **V. Core Product Advantages**
1. **High Efficiency and Energy Saving**
- Energy conversion efficiency exceeds 75%
- Efficiency is improved by 40% compared to traditional crushing methods
- Automatic frequency reduction during standby mode
2. **Superior Durability**
- The drill rod has a lifespan of 400 - 600 hours.
- Key components are equipped with imported bearings.
- The overall lifespan is ≥ 15,000 hours.
3. **Intelligent Control**
- Automatically adjusts to material hardness
- Fault code display system
- Job data recording function
4. **Environmental Safety**
- Noise control: less than 95 dB
- Shock absorption system reduces vibration by 35%
- Splash-proof protection device
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#### **VI. Selection and Configuration Guide**
1. **Economy Type**
- Basic crushing function
- Suitable for intermittent operations
2. **Enhanced Version**
- Thickened shell design
- Suitable for high-intensity continuous operations
3. **High Frequency Type**
- Impact frequency increased by 30%
- Suitable for concrete crushing
4. **Silent Mode**
- Noise level < 85 dB
- Specialized for urban nighttime construction work
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#### **VII. Maintenance and Care Tips**
1. **Daily Inspection**
- Condition of the drill rod (daily)
- Connection of the hydraulic oil pipe (daily)
- Nitrogen pressure check (weekly)
2. **Regular Maintenance**
- Lubrication and maintenance every 100 hours
- Replacement of filter elements every 500 hours
- Comprehensive inspection every year
3. **Replacement Cycle for Key Components**
- Plug: 400 - 600 hours
- Sealing Parts: 1000 hours
- Accumulator Diaphragm: 2000 hours
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#### **VIII. Service Support System**
1. **Technical Training**
- Operational Safety Training
- Maintenance and Repair Courses
- On-site Practical Guidance
2. **After-sales Guarantee**
- 12-month quality assurance
- 24-hour technical response
- Lifetime maintenance service
3. **Accessories Supply**
- Original factory genuine accessories
- Handling of urgent orders
- Service for recycling used parts
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### **Conclusion**
This series of hydraulic breaker hammers for excavators has achieved efficient and reliable crushing operations through innovative hydraulic systems and reinforced structural designs. The product line covers various excavators ranging from 1 to 50 tons, and can provide the best configuration solutions according to different working conditions. We continue to invest in research and development, dedicated to providing customers with more intelligent and durable professional crushing solutions, facilitating the efficient advancement of various construction projects.
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