Meta Description:Discover Guchuan's SB20 silent-type breaker. Perfect for 1.2-3 ton excavators, it offers powerful performance with 50%+ noise reduction. Ideal for urban construction. Get specs & quotes.

SB20 / GCB40 Silent-Type Hydraulic Breaker: Power Meets Quiet Precision

At Guchuan Machinery, a leading Chinese manufacturer of high-quality engineering attachments since 2010, we understand the demands of modern construction. We are proud to introduce the SB20 / GCB40 Silent Hydraulic Breaker, a revolutionary solution designed for mini excavators that delivers exceptional power while significantly reducing operational noise. This breaker is the ideal mini excavator attachmentfor urban environments, indoor demolition, and any project where noise control is critical.

Key Features & Unmatched Advantages

The SB20 / GCB40 is engineered with advanced technology to provide superior performance and durability for your 1.2 to 3-ton excavator.

· •Advanced Silent Technology:Our proprietary silencing system incorporates a specially designed casing and damping materials that absorb sound waves and reduce vibration transmission. This results in a noise reduction of over 50%compared to standard breakers, ensuring compliance with strict urban noise regulations.

· •Optimized Energy Efficiency:Designed to operate within a flow rate of 20-40 L/minand pressure of 90-120 Bar, the SB20 / GCB40 maximizes the hydraulic power of your compact equipment. This efficient design minimizes fuel consumption on your carrier machine, reducing your total operational costs.

· •Robust & Durable Construction:Built with a high-strength steel body and featuring a 45mm tool diameter, this breaker is engineered to withstand the toughest demolition tasks. The side-plate structureenhances durability and simplifies maintenance, ensuring a longer service life and lower cost of ownership.

· •High Impact Rate & Consistent Power:With an impressive impact rate of 700-1200 blows per minute (BPM), the SB20 / GCB40 delivers fast, powerful, and consistent breaking force for concrete, rock, and asphalt, maximizing your job site productivity.

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Who is the SB20 / GCB40 Silent Breaker For?

This model is the perfect construction attachmentfor a wide range of applications, especially where low noise is a priority:

· •Urban Construction & Renovation:Building demolition, roadwork, and landscaping in noise-sensitive areas like hospitals, schools, and residential neighborhoods.

· •Indoor Demolition Projects:Breaking floors, walls, and foundations inside buildings without causing disruptive noise.

· •Landscaping & Trenching:Precise rock breaking and trench digging for utility lines.

· •Agriculture and Farm Use:Versatile tasks requiring the power of a breaker on a compact tractor or mini excavator.