Rock Breaker SB81 – 2015

1. Overview:

• Manufacturer: Soosan (Korea).
• Model: SB81.
• Segment: Large hydraulic breaker, suitable for excavators ranging from 18-26 tons or 28-35 tons depending on the source [1, 2, 5]. Therefore, it is necessary to carefully check the excavator specifications to choose the appropriate one.
• Application: Widely used in demolition of construction works, stone mining, concrete breaking, road construction, bridge and culvert construction, and tasks requiring strong breaking force.

2. Technical Specifications:

• Operating weight: Approximately 1740 kg [1, 5] or 1850 kg [2]. Minor differences may exist depending on the configuration.
• Length: 2429 mm [1, 5].
• Width: 508 mm [1, 5].
• Chisel diameter: φ140 mm [1, 2, 5].
• Oil flow: 120-180 liters/min [1, 5] or 150-180 liters/min [2].
• Working pressure: 160-180 kg/cm² [1, 2, 5].
• Impact frequency: 350-500 bpm (beats per minute) [1, 2, 5].
• Carrier weight (suitable excavator): 18-26 tons [1, 5] or 28-35 tons [2].

3. Advantages of Soosan Rock Breaker:

• High quality and durability: Soosan is a well-known brand for the quality and durability of its products. Soosan rock breakers are manufactured on modern technology lines, applying advanced technologies [1].
• Good working performance: Strong impact force and high impact frequency help break materials effectively.
• Reasonable design structure: Helps increase maintenance efficiency and reduce the number of parts [1].
• Smooth operation: Reduces noise and vibration during operation [4].

4. Common applications of SB81:

• Demolition of construction works (houses, bridges, roads, etc.).
• Stone mining, mineral extraction.
• Concrete and boulder breaking.
• Road construction, land leveling.