The BLT-85 Silent Hydraulic Breaker is engineered for reliable, high-efficiency performance with significantly reduced noise and vibration. Using advanced MIC vibration-damping technology and a fully covered special-material shell, this breaker protects both the hammer and the excavator during operation. As a top-quality solution for Hydraulic Breakers and Hydraulic Breakers for Excavators, the BLT-85 is widely used in urban municipal construction, mining, tunnel excavation, underwater projects, and other demanding environments. Its quiet operation and strong impact rate make it an ideal choice for noise-sensitive sites while ensuring excellent productivity.
Key Features
- Silent design with MIC vibration-damping technology to minimize noise and protect the breaker body.
- Stable hydraulic performance with optimized impact energy and reduced maintenance requirements.
- Compatible with 7–11 ton excavators, perfect for medium-scale demolition and excavation projects.
- Robust 85mm chisel ensures durability and high-efficiency rock breaking capabilities.
- Wide applicability including municipal work, mining, underwater, tunneling, and high-altitude construction.
- Low vibration transfer helps extend excavator service life and improves operator comfort.
Technical Specifications
| Parameter | Value |
|---|---|
| Applicable Excavator | 7–11 Ton |
| Overall Length (Silent) | 2099 mm |
| Weight (Silent) | 666 kg |
| Tool Diameter | 85 mm |
| Tool Length | 850 mm |
| Oil Flow | 60–100 L/min |
| Set Pressure | 180 bar |
| Operating Pressure | 130–160 bar |
| Back-Head Nitrogen Pressure | 14–17 bar |
| Accumulator Nitrogen Pressure | 55–60 bar |
| Impact Rate | 400–800 bpm |
| Hydraulic Hose Size | 3/4 inch |
Application Scope
- Urban municipal construction and road maintenance
- Mining and quarrying operations
- Tunnel excavation and maintenance
- Underwater demolition and marine engineering
- High-altitude and remote site operations
- Medium to heavy concrete and rock breaking tasks
Compatible Excavator Models
| Brand | Model |
|---|---|
| Kato | HD307 |
| JCB | JS70 / JS110 |
| Caterpillar | 307 / 308 / 311 |
| Case | CX75 / CX80 |
| LiuGong | LG907 / LG908 |
| Hitachi | EX75 / EX80 / EX90 / EX100 / EX110-5 |
| Sany | SY65 / SY75 / SY95C-9 / SY115 |
| Kobelco | SK70 / SK75-8 / SK80 / SK100 / SK115 |
| Volvo | EC80 / EC120 |
| Hyundai | R80 / R110 |
| Komatsu | PC75 / PC78 / PC80 / PC100 / PC110 |
| XCMG | XE80C / XE80 |
| Sumitomo | SH75 / SH80 / SH100 |
- Please confirm specific pin size and mounting dimensions with your dealer.
Standard Accessories Included with Each Breaker
- 2 pcs chisels (85 mm)
- 2 pcs hydraulic oil hoses (3/4 inch)
- 1 pc seal kit
- 1 pc N₂ gas bottle
- 1 pc toolbox
Why Choose the BLT-85 Hydraulic Breaker?
- Advanced MIC vibration-damping for quiet operation
- Durable design for extended service life
- Optimized for 7-11 ton excavators
- Efficient and reliable Hydraulic Breakers for Excavators
- Versatile for multiple challenging environments
Contact Us
Looking for reliable Hydraulic Breakers and Hydraulic Breakers for Excavators? Contact us now to get the best solution for your construction and demolition projects. Get a Quote Today!
FAQ
- Q: Is the BLT-85 suitable for underwater operations?
- A: Yes, the BLT-85 Silent Hydraulic Breaker is designed for underwater, tunnel, and municipal applications.
- Q: What excavator sizes are compatible with the BLT-85?
- A: It is compatible with excavators ranging from 7 to 11 tons. Please confirm your specific mounting dimensions.
- Q: What is included in the standard package?
- A: The breaker comes with 2 chisels, 2 oil hoses, 1 seal kit, 1 nitrogen gas bottle, and 1 toolbox.
- Q: What is the recommended working oil flow for the BLT-85?
- A: The recommended oil flow is 60–100 L/min.
- Q: Does the breaker require nitrogen recharging?
- A: Yes, the breaker uses nitrogen gas in both the back head and accumulator. Proper maintenance is recommended.
