SB81 Product Description:

Box Type Hydraulic Breaker SB81 – Heavy-Duty Rock Demolition Attachment for Excavators

Upgrade your excavation and demolition projects with the **SB81 Box Type Hydraulic Breaker—the ultimate solution for breaking rock, concrete, and reinforced structures. Engineered for maximum performance and reliability, this hydraulic hammer attachment is ideal for mining, quarrying, construction, and roadwork applications.

Key Features & Specifications

Rugged Construction:
Built with heat-treated, high-strength steel, the SB81 hydraulic breaker delivers over 2,000 N·m of impact energy, ensuring efficient crushing of granite, concrete, and other tough materials—even in the harshest environments.

Optimal Performance:
Operating Pressure:160-180 Bar (2,320-2,610 PSI)  
-Flow Rate:120-180 L/min (31.7-47.6 GPM)  
-Weight: 1,600 kg (3,527 lbs)  
Perfectly balanced for stability and easy maneuverability on 20-30 ton excavators.

Advanced SB81 Model Benefits:
Durable & Wear-Resistant:Premium, heat-treated steel construction resists abrasion and extends service life.  
Precision Valve System: Provides consistent, powerful impact for repetitive tasks.  
Low Vibration Design: Reduces operator fatigue, enhancing safety and comfort on the job site.

Reliability Guaranteed: 
Enjoy peace of mind with a comprehensive 1-year warranty covering key components, including seals and cylinder.

Why Contractors Choose SEWOOMIC SB81?

✅ Proven Durability – Forged steel housing & ISO 9001-certified manufacturing
✅ Higher Productivity – 30% faster break cycle vs. conventional hammers
✅ Low Maintenance – Automatic lubrication system & dust-proof valves
✅ Global Compliance – Meets CE, EPA Tier 4, and ROHS standards

Superior Efficiency: 
The wide 120-180 L/min flow range adapts seamlessly to various excavator models, maximizing productivity in demanding jobs like trenching, quarrying, and demolition.

Cost-Effective Maintenance:
Interchangeable tool bits (included) allow quick replacement, while the sealed nitrogen chamber minimizes maintenance downtime and reduces operating costs.

Safety & Compliance:
The SB81 model meets international ISO 9001 and CE standards and features anti-blank firing protection for safer operation.

Enhance Your Productivity with the SB81 Hydraulic Breaker

Choose the SB81 Box Type Hydraulic Breaker for your next project and experience industry-leading power, durability, and efficiency. Contact us today for pricing, availability, and shipping options.

Features:

• Product Name: Box Type Hydraulic Breaker
• Impact Rate: 350-500
• Chisel: 140mm
• Operating Pressure: 160-180 Bar
• Applicable Industries: Construction/demolition Machinery
• Packing: Wooden Case Package

Technical Parameters:

Applications:

High-Performance Hydraulic Hammer for Excavators | 350-500 BPM | 160-180 Bar

The SEWOOMIC SB81 Box Type Hydraulic Breaker is a powerful, durable, and precision-engineered demolition tool designed for excavators in construction, quarrying, and mining. With an impact rate of 350-500 blows per minute (BPM) and 160-180 Bar operating pressure, it delivers fast, efficient rock and concrete breaking in the toughest conditions.