BREAKER

A breaker, commonly known as a hydraulic breaker or a demolition hammer, is a powerful percussion hammer fitted to an excavator or similar machine, used for demolishing concrete structures or rocks. Here's an overview of breakers, including their types, applications, and key considerations.

Overview of Breakers

1. Types of Breakers:

   • Hydraulic Breakers: These are the most common type, used in construction and demolition. They are powered by the hydraulic system of the excavator or other machinery.
   • Pneumatic Breakers: Operated by compressed air, these are typically lighter and used for smaller demolition tasks.
   • Electric Breakers: Electric-powered breakers are used for indoor demolition where emissions from diesel-powered equipment would be problematic.

2. Components and Working Principle:

   • A breaker consists of a piston, a tool (usually a steel chisel), and a cylinder. The hydraulic, pneumatic, or electric power drives the piston to strike the tool, creating high-impact force that breaks concrete or rock.

3. Applications:

   • Building Demolition: Breaking down concrete walls, floors, and other structures during demolition projects.
   • Roadwork and Pavement Breakup: Used in breaking asphalt and concrete during road construction or repairs.
   • Mining and Quarrying: Breaking rocks in mining operations and quarries.
   • Trenching and Excavation: Used for breaking rocky or concrete ground in preparation for excavation and trenching.

4. Selection Criteria:

   • Power Source: Choose based on the available power source (hydraulic, pneumatic, electric) and the job requirements.
   • Size and Weight: Match the breaker size and weight with the carrier machine (like an excavator) for optimal performance.
   • Impact Energy: Higher impact energy breakers are more effective for harder materials.

5. Maintenance and Safety:

   • Regular maintenance is crucial for the longevity and efficiency of breakers. This includes checking and greasing the moving parts, inspecting the chisel and retaining pins, and ensuring hydraulic hoses are in good condition.
   • Safety measures include wearing protective gear (like helmets, ear protection, and dust masks) and ensuring the breaker is correctly mounted and operated according to the manufacturer’s guidelines.

6. Environmental Considerations:

   • Noise and vibration are significant environmental concerns with breakers. Using modern breakers with noise reduction technology and vibration dampening can mitigate these impacts.

Conclusion

Breakers are essential tools in construction, demolition, mining, and other industries requiring breaking hard materials like concrete and rocks. Choosing the right type of breaker, adhering to safety standards, and performing regular maintenance are key to efficient and safe operations. As technology advances, newer models of breakers are becoming more efficient, environmentally friendly, and easier to operate.