Prefis precracking technique

Prefis precracking technique

  • Designed to prevent cracks in road beds treated with hydraulic or pozzolanic binders
  • Mounts on tractor-shovel equipment
  • Hydraulically-controlled arm comes with vibrating tool and spray nozzle mounted at front of tractor
  • Produces furrows up to 16.4 ft. in width and 12.6 in. in depth
  • Arm makes transverse furrows at fixed intervals in gravel substrate while injecting bitumen emulsion binder into furrow
  • S2C Industrie

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