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) |