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Sika Sikarepair 224 50lb Bag 91138
SikaRepair 224 is a one component, cementitious, ready-to-use, silica fume enhanced, fiber reinforced, high strength, shrinkage compensated repair mortar. SikaRepair 224 is formulated for hand trowel or low-pressure spray application methods in horizontal, vertical or overhead installations.
- Ready-to-use, one component material
- Easy to mix, just add clean water
- Can be installed by hand trowel
$39.03
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SKU
18244
SikaRepair 224 – High-Strength, Structural Repair Mortar
SikaRepair 224 is a one-component, fiber-reinforced, high-strength, shrinkage-compensated repair mortar designed for structural concrete repair. Enhanced with silica fume for durability, this ready-to-use mortar is formulated for hand trowel or low-pressure spray applications. It is ideal for horizontal, vertical, and overhead applications, offering superior adhesion, freeze-thaw resistance, and resistance to deicing salts. SikaRepair 224 is NSF/ANSI 61 certified for potable water contact, making it suitable for use in water treatment plants, industrial facilities, parking structures, and bridges.
Key Features:
- One-component, ready-to-use repair mortar
- High early and ultimate compressive strength
- Fiber-reinforced for enhanced durability
- Sulfate-resistant and freeze-thaw durable
- Excellent adhesion to concrete, masonry, and mortar
- Suitable for horizontal, vertical, and overhead applications
- Can be applied by hand trowel or low-pressure spray
- NSF/ANSI 61 certified for potable water contact
- Resistant to deicing salts and environmental exposure
Technical Specifications:
| Property | Value |
|---|---|
| Compressive Strength (1 day) | 4,500 psi (31.0 MPa) |
| Compressive Strength (7 days) | 8,000 psi (55.2 MPa) |
| Compressive Strength (28 days) | 10,000 psi (69.0 MPa) |
| Flexural Strength (28 days) | 1,100 psi (7.6 MPa) |
| Splitting Tensile Strength (28 days) | 735 psi (5.1 MPa) |
| Slant Shear Strength (28 days) | 2,500 psi (17.2 MPa) |
| Sulfate Resistance (1 year) | < 0.06% length change |
| Rapid Chloride Permeability (28 days) | < 500 Coulombs |
| Set Time (Initial) | > 4 hours |
| Set Time (Final) | > 5 hours |
| Coverage | 0.40 ft³ per 50 lb bag |
Frequently Asked Questions:
What is SikaRepair 224 used for?
It is used for repairing horizontal, vertical, and overhead concrete surfaces in industrial plants, bridges, tunnels, water treatment plants, and more.
Can SikaRepair 224 be extended with aggregate?
Yes, it can be extended with 3/8" coarse aggregate for deeper applications to improve workability and reduce shrinkage.
Does SikaRepair 224 require a bonding agent?
While not always required, a bonding agent such as Sikadur 32 Hi-Mod can be used to improve adhesion on challenging substrates.
| Brand | Sika |
|---|---|
| Manufacturer | Sika |
