PUR-O-CRACK

PUR-O-CRACK

2-component injection resin based on polyurethane

  • For crack injection in reinforced concrete structures
  • For grouting of injection hoses
  • Proven against water pressure of 7 bars
  • General Building Inspectorate Approval
  • Listed in BASt

Mixture of A-and B-component

  • Processing temperature 5 – 30°C (substrate temperature)
  • Viscosity of mixture (23°C) ~ 160 mPas (DIN EN ISO 2555)
  • Mixing ratio A : B 2.5 : 1 (parts by vol.) 2 : 1 (p. b. weight)

Reaction data at 23°C

  • Pot-life ~ 55 min (ASTM D7487)
  • Final curing ~ 7 d

Properties after curing

  • E-modulus ~ 1,30 MPa (DIN EN ISO 527)
  • Tensile strength ~ 0,85 MPa (DIN EN ISO 527)
  • Elongation at break ~ 100 % (DIN EN ISO 527)
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