TLS-402F Crack Injection Glue (Filling Glue)
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TLS-402F crack injection glue is made of unique high- performance polymer toughening modification technology and low-viscosity epoxy resin with various active additives. It is a special glue for concrete structural micro- crack grouting treatment. This product is widely used in concrete bridges, houses, water conservancy, pavement and other projects in crack injection repair, large-scale structural penetrating cracks and deep and flawed crack reinforcement injection repair, but also for mortar, concrete, wallboard hollow drum grouting reinforcement treatment is carried out for gaps and the like.
Product Features and Application Advantages
▲ Very low viscosity, strong penetration, can inject 0. 1mm wide micro crack
▲ Not containing volatile solvents, does not shrink when hardened
▲ High bonding strength, good toughness and impact resistance
▲ Anti-aging and medium resistance (acid, alkali and water)
▲ Wide curing temperature range, curing at ambient temperature above 5 degrees Celsius
▲ Component A and Component B with a wide proportion of glue, easy to operate on site
▲ Long operation time, easy to use, non-toxic

Main Performance Parameters
| Check ltem | Performance or Quality lndex | Check condition | |
|
Steel-steel tensile shear strength standard value(MPa) |
≥ 15 | Glue curing 7d, immediately after expiration at (23 ± 2) ℃ , Tested under (50±5)% RH conditions |
|
|
Colloidal |
Tensile strength (MPa) |
≥ 25 | |
|
Tensile modulus (MPa) |
≥ 1500 | ||
|
Compressive strength (MPa) |
≥ 50 | ||
|
Bending strength (MPa) |
≥ 30, not brittle (fragmented) damage | ||
|
Shrinkage(%) |
≤ 0.3 | ||
|
Perfusion |
Can inject a crack with a width of 0.1mm under the specified pressure |
Check the core sample after on-site test infusion |
|
When the repair is only a closed crack, and does not involve the requirements of reinforcement and seepage prevention, the perfusion test may not be performed.
Construction Methods and Key Points

Package Specifications
| Name | Specification | Component | Transportation | Storage |
| TLS - 402F Crack Injection Glue (Filling Glue) |
5 kg | A: 4 kg | This product is non-toxic and non-hazardous. According to general chemical building material transportation regulations. |
Product stored under low-temperature drying conditions (25°C) Shelf life: one year |
| B: 1 kg | ||||
| 20 kg | A: 16 kg | |||
| B: 4 kg |
