Sandvik Construction provides solutions for construction industries in niches such as quarrying, tunneling, demolition, dimensional stone, recycling and civil engineering.

BR155 Hydraulic breaker

Sandvik BR155 breaker is capable of accepting a wide range of oil flows as well as tolerating high back pressures. This means that they can be mounted on a huge range of carriers and utilized in an infinite number of applications.

Reliable and durable

Rammer Small Range hammers are built to last. Membrane-type accumulators assist with power stokes, whilst providing protection against hydraulic spikes. Field replaceable lower tool bushing and a low-maintenance design ensures optimum hammer uptime, higher availability levels and reduced owning and operating costs.

Features and benefits

  • Single body design
  • Simple tool installation
  • Sealed housing design
  • High frequency
  • Wide oil flow range
  • Membrane type accumulator
  • Protected hose connection
  • Sound supressed
  • No tie rods
  • Constant Blow Energy
  • Easy to use and service
  • Low operating costs
  • Broad carrier range
  • High reliability
  • Constant high productivity
  • Flat top model with Pin-On mounting possibility
  • Fully sealed side plate housing construction
  • PRS (Pressure Release System)
  • Rammer 111 power cell with the same fully tool for every application selection

Key specifications

Working weight, kg / lb 90-200
Impact rate, bpm 1000-2600
Operating pressure, bar / psi 80-130 / 1160-1885
Tool diameter, mm / in 36 / 1.42
Acceptable oil flow, l/min / gal/min 15-33 / 4.0-8.7
Mini excavator weight, allowed range, t / lb

0.8-1.8 / 1800-4000

Skid steer weight, allowed range, t / lb

0.6-1.3 / 1300-2900

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