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Silent Box SB40 Hydraulic Breaker 325kg with 68mm Chisel for Excavator 4-7 Ton
Discover Guchuan's SB40 silent-type hydraulic breaker. Designed for 4-7 ton excavators, it delivers 677 Joules of impact energy with a low 109 dB noise level. Get OEM-quality performance at a competitive price. Expert engineering for demanding applications.
Unlock Superior Performance with the GCB60 Silent Boxer Breaker
The SB40 Silent Boxer-Type Hydraulic Breaker is engineered as a high-performance, direct-compatible alternative to popular models like the Soosan SB40, offering identical performance with the added benefits of Guchuan's innovative engineering and cost-effectiveness.
Designed for Optimal Performance: Key Specifications
Review the core specifications that make the GCB60 a perfect match for your 4 to 7-ton excavator or skid-steer loader.
Technical Parameters
Model No.
Chisel Diameter (mm)
Excavator Weight (ton)
Body Weight (kg)
Working Flow Rate (L/min)
Working Pressure (Bar)
Impact Rate (bpm)
SB10/GCB40
40
0.8-2.5
73
15-30
90-120
800-1400
SB20/GCB45
45
1.2-3.0
100
20-40
90-120
700-1200
SB30/GCB50
53
2.5-4.5
120
20-50
90-120
500-900
SB40
68
4.0-7.0
298
40-70
110-140
400-800
Medium Weight Range Hydraulic Breaker
SB43/GCB75
75
6.0-9.0
375
50-90
120-150
400-800
SB50/GCB100
100
11-16
890
80-110
150-170
350-700
SB81/GCB22O
140
18-26
1754
120-180
160-180
350-500
SB81A/GCB220
140
18-26
1773
120-180
160-180
350-500
HB20G/GCB200
135
18-25
1680
125-150
160-180
400-800
Large Weight Range Hydraulic Breaker
SB121/GCB320
155
28-35
2555
180-240
160-180
300-450
SB131/GCB350
165
35-43
3065
200-260
160-180
250-400
HB30G/GCB300
150
25-30
2305
160-190
160-180
350-700
GCB500
195
50-60
5350
245-290
230-250
100-150
GCB650
210
65-100
7200
290-340
250-270
90-130
The Silent Boxer Advantage: Technology and Design Principles
What truly sets the GCB60 apart is its box-type silent design. But what does this mean in practice?
Significantly Reduced Noise Pollution (109 dB): Traditional breakers can exceed 120 dB, leading to severe noise restrictions on urban job sites, residential areas, and indoor demolition projects. The GCB60's silent design incorporates advanced damping materials and a sealed outer casing that contains and dampens the sound waves generated during impact. This allows you to work longer hours in noise-sensitive environments without compromising performance.
Enhanced Durability and Stability: The box-type structure is inherently more robust than a traditional "I-type" design. It provides superior strength and resistance to side loads and torsional stresses, significantly reducing the risk of casing cracks and extending the service life of the breaker, even under the toughest conditions.
Pure Hydraulic & Auto-Frequency Technology: Unlike simpler breakers, the GCB60 operates on a 100% pure hydraulic system. Coupled with Guchuan's proprietary auto-frequency technology, the breaker intelligently adjusts its impact rate (BPM) based on the material it's breaking. When it hits harder concrete, it maximizes impact energy; when breaking softer asphalt, it optimizes speed. This smart operation prevents "blank firing" (piston hitting without resistance), which is a primary cause of internal damage, thereby reducing wear and tear and lowering your total cost of ownership.
Ideal Applications for the GCB60 Breaker
The GCB60 is a versatile tool designed for a wide range of demolition and construction tasks, including:
Secondary Rock Breaking: Reducing large boulders to manageable sizes
Concrete Demolition: Breaking foundations, slabs, and walls
Trenching and Road Work: Breaking asphalt and compacted ground
Construction and Renovation Projects: Ideal for urban environments where noise is a critical concern
Why Choose the Guchuan GCB60? Your Strategic Advantage
When you choose the GCB60 from Guchuan, you are not just buying a tool; you are investing in a partnership built on expertise and value.
Proven Compatibility & OEM Quality: The GCB60 is engineered to be a direct replacement for the Soosan SB40 and other equivalent models. You get the same fit, form, and function without the premium price tag. Our rigorous quality control ensures every component meets the highest standards.
Superior Value Proposition: As a dedicated B2B manufacturer, we eliminate intermediary markups. We provide you with a breaker that matches the performance and durability of world-renowned brands but at a significantly more competitive price, offering you a better return on investment.
In-House R&D and Customization Capability: Founded in 2010, Guchuan possesses strong in-house R&D capabilities. Our expertise in developing automatic frequency and pure hydraulic systems means we can also support custom requirements, ensuring you get the perfect tool for your specific needs.
Conclusion
The GCB60 Silent Boxer Breaker embodies Guchuan's commitment to innovation, quality, and customer value. It is the intelligent solution for contractors and rental companies seeking a powerful, durable, and environmentally conscious demolition tool for their 4-7 ton machinery.
Ready to experience the Guchuan difference? Browse our full range of hydraulic breakers or contact our expert team today to discuss how the GCB60 can enhance your operational efficiency and profitability.
