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Sika SikaEmaco 425 Gel Patch
SikaEmaco 425 Gel Patch is a trowel-grade, lightweight, polymer-modified, silica fume-enhanced repair mortar with an integral corrosion inhibitor. Non-sag consistency able to be placed in 2" (51 mm) thick lifts.
- Polymer Modified
- Low Shrinkage
- Apply Up to 2" Thick
$46.83
SKU
20174
SikaEmaco 425 Gel Patch – High-Performance Vertical & Overhead Concrete Repair Mortar
SikaEmaco 425 Gel Patch is a non-sag, trowel-grade repair mortar engineered for vertical and overhead concrete repairs. This lightweight, polymer-modified mortar is enhanced with silica fume and an integral corrosion inhibitor, ensuring superior adhesion, freeze-thaw stability, and long-lasting performance. With excellent workability and sculptability, it provides a durable, low-shrinkage solution for spall repairs, deteriorated edges, and concrete patching in both interior and exterior applications. It is ideal for use on bridges, parking structures, tunnels, and marine environments where long-term protection is required.
Key Features:
- Non-sag formulation allows for thick applications up to 2 inches (51 mm) in a single lift
- Polymer-modified for superior adhesion and long-term durability
- Lightweight formulation improves workability on vertical and overhead surfaces
- Integral corrosion inhibitor protects reinforcing steel from deterioration
- Low shrinkage formula ensures a stable, crack-resistant repair
- High bond strength to concrete and masonry substrates
- Excellent freeze-thaw resistance for extreme weather conditions
- Only requires potable water for mixing, no additional additives needed
Technical Specifications:
| Property | Value |
|---|---|
| Compressive Strength (1 day) | 2,150 psi (14.8 MPa) |
| Compressive Strength (7 days) | 5,600 psi (38.6 MPa) |
| Compressive Strength (28 days) | 6,750 psi (46.5 MPa) |
| Flexural Strength (28 days) | 1,110 psi (7.7 MPa) |
| Bond Strength (28 days) | 2,450 psi (16.9 MPa) |
| Water Absorption | 4% at 28 days |
| Freeze-Thaw Resistance | 98.8% RDM (ASTM C 666 A) |
| Coverage | 0.43 ft³ per 43 lb bag |
| Working Time | 20-30 minutes at 70°F (21°C) |
| Application Temperature | 40°F - 90°F (4°C - 32°C) |
Frequently Asked Questions:
What is SikaEmaco 425 Gel Patch used for?
It is used for repairing spalls, deteriorated edges, and concrete voids in vertical and overhead surfaces.
Can it be applied in thick layers?
Yes, it can be applied in lifts up to 2 inches (51 mm) thick without sagging.
Does SikaEmaco 425 Gel Patch require bonding agents?
Bonding agents are recommended for large areas and permanently damp environments.
What is the working time of the product?
It has a working time of 20-30 minutes at 70°F (21°C).
For more details, visit SikaEmaco 425 Gel Patch.
| Brand | Sika |
|---|---|
| Manufacturer | Sika |
