Basic characteristics |
Basic Features | A, B two components |
Weight ratio | A:B=1:1 |
Exterior |
A: white paste; B: gray paste, evenly mixed, gray paste |
density(g/cm³,25℃) | 1.9 |
Compressive strength (MPa) | 72; (GB/T2569) |
Bending strength (MPa) | 45; (GB/T2570) |
Tensile Strength (MPa) | 35; (GB/T2568) |
Precautions | Direct contact, part A, B is slightly irritating to the skin |
Operating performance | |
Gel time (150 g,25℃) | 52 minutes |
Film drying time (25℃) | 135 minute |
Bonding performance(25℃ Curing 24C hour,25℃ test ) | |
Steel-steel positive tensile bond strength(MPa) | >30(30 ∽40); (GN/T6329) |
Steel-steel shear bond strength(MPa) | >15(15 ∽22); (GN/T7124) |
Steel-concrete (C60) positive tensile bond strength(MPa) | Concrete damage; (CECS 146:2003 Appendix A) |
Aging resistance(25℃ Curing) |
|
60 freeze-thaw cycles(-35∽35℃,Replace every 12 hours) | There is no significant change in the tensile bond strength |
No significant change in shear bond strength | |
2160 hours of damp heat aging(temperature 50℃;humidity 98%) | No significant change in shear bond strength |
-35∽60℃ Steady state temperature | Shear bond strength>15MPa |