PUR-O-STOP FS

PUR-O-STOP FS

Fast reacting, hard to tough elastic 2K polyurethane resin that foams when in contact with water

  • for sealing pressurized water inflows
  • for sealing and rehabilitation of heavily water-bearing areas in the ground, stone, concrete or behind steel sheet piling
  • Filling in, consolidating cavities, soil structures, mountain and rock formations (<1 m 3 )

Areas of application are structures of all kinds in groundwater or with water contact such as existing structures, dams, locks, excavations, tunnels, tunnels, shafts and canals.

Mixture of A and B comp.

  • Processing temperature 5 – 40 ° C (component temperature)
  • Mixed viscosity (23 ° C) ~ 120 mPas (DIN EN ISO 2555)
  • Mixing ratio A: B 1: 1 (by volume)

Reaction data at 23 ° C

  • Pot life ~ 5 min (ASTM D7487)
  • with catalyst ≥ 0:45 min (ASTM D7487)
  • Final curing ~ 30 min

Properties of the polyurethane foam

  • Flexural strength ~ 29 N / mm2 (DIN EN 12390-5)
  • Compressive strength ~ 74 N / mm2 (DIN EN 12390-3)
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