SB40 Hydraulic Hammer For Mini Excavator 68mm Compact Rock Breaker
Product Details
| Marketing Type: | Hot Product 2022 | Other Model: | HB20G /HB20G |
|---|---|---|---|
| Fit: | Construction Machinery Parts | Appliion: | Crawler Excavator |
| Color: | White ，Blue , Customized | Customized Service: | Support OEM |
| Port: | Guangzhou Shenzhen | ||
| Highlight |
SB40 hydraulic hammer for mini excavator,68mm compact rock breaker,excavator hydraulic breaker with warranty |
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Product Description
Our premium SB40 hydraulic hammer for mini excavator is a durable SB40 small excavator rock breaker and compact SB40 side type hydraulic breaker. Engineered as a reliable mini excavator concrete demolition hammer, versatile SB40 excavator breaker attachment, efficient compact hydraulic breaker for 4-7 ton excavator and genuine OEM SB40 breaker assembly, this lightweight breaker is designed for 4–7 ton mini excavators and skid steer loaders, delivering high-frequency impact for tight-space construction and demolition projects. It features an open triangular side frame with reinforced steel plates, offering easy maintenance access, excellent heat dissipation and strong lateral force resistance. Adopting an advanced hydraulic-gas combined power system with a built-in nitrogen accumulator, it maximizes impact energy while minimizing hydraulic load on compact carriers. This OEM SB40 breaker assembly matches all mainstream 4–7 ton mini excavator mounting brackets, supporting quick hitch installation and plug-and-play hydraulic connection. Equipped with a 68mm high-strength 42CrMo chisel and precision-honed cylinder body, it delivers consistent breaking performance in municipal repair, landscaping, indoor demolition and rural construction sites. Every unit undergoes 100% full-load testing and pressure inspection before delivery, ensuring long-term reliability and low maintenance costs.
Technical Specifications
| Item | English |
|---|---|
| Model | SB40 Side Type Hydraulic Breaker |
| Chisel Diameter | 68 mm |
| Total Weight | 320 kg |
| Total Length | 1580 mm |
| Carrier Class | 4–7 Ton Mini Excavators / Skid Steers |
| Operating Pressure | 120–150 bar |
| Oil Flow | 40–70 L/min |
| Impact Rate | 550–900 bpm |
| Frame Type | Triangle Side Mount Frame |
| Accumulator | Nitrogen Gas Type |
| Certification | CE / ISO 9001:2015 |
Manufacturing Process
- Frame Fabrication: CNC cutting of Q345B thick steel plates, automatic welding of triangular side plates, post-weld stress relief treatment.
- Cylinder Forging: High-strength alloy steel billet forged by 2000-ton hydraulic press to form cylinder blanks.
- Precision Machining: Deep hole boring, honing and grinding to achieve high-precision inner hole and matching dimensions.
- Heat Treatment: Quenching and tempering of cylinder and piston to achieve optimal hardness and toughness.
- Seal Assembly: Installation of imported high-performance seals, piston and accumulator components.
- Complete Assembly: Assembly of frame, cylinder, chisel and hydraulic pipeline components.
- No-Load Debugging: Hydraulic system debugging and no-load test run.
- Full-Load Testing: 100% 2-hour continuous full-load impact test to ensure stable performance.
FAQ
Q1: Which machines is this SB40 hydraulic hammer compatible with?
A1: This SB40 hydraulic hammer for mini excavator is designed for 4–7 ton mini excavators and skid steer loaders. It is a durable SB40 small excavator rock breaker, compact SB40 side type hydraulic breaker, reliable mini excavator concrete demolition hammer, versatile SB40 excavator breaker attachment, efficient compact hydraulic breaker for 4-7 ton excavator and genuine OEM SB40 breaker assembly, compatible with , Kubota, SANY, XCMG and other mainstream brands.
Q2: What is the difference between side type and box type breakers?
A2: Side type breakers have an open frame with easy maintenance, better heat dissipation and lower cost, ideal for mini excavators and light construction. Box type breakers are fully enclosed with lower noise and better dust protection, suitable for urban and heavy-duty work. Our SB40 side type hydraulic breaker balances performance and cost for compact carrier applications.
Q3: What chisel types are available for this breaker?
A3: We offer multiple chisel options for this mini excavator concrete demolition hammer: pointed chisel for soft-medium rock, flat chisel for concrete and asphalt, and blunt chisel for secondary crushing. All chisels are made of 42CrMo alloy steel with integral forging and induction hardening.
Product Highlights
SB40 hydraulic hammer for 4-7 ton mini excavators. Features 68mm chisel, triangle side frame for easy maintenance, CE/ISO 9001 certified. OEM compatible with quick installation.
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