Sikaflex Polyurethane Sealant (Sikaflex 422) is a high-quality, one-component moisture-curing polyurethane sealant designed for floor joints, rigid pavements, and civil engineering applications. It provides excellent adhesion, waterproof sealing, and long-lasting elasticity, making it ideal for high-traffic and industrial areas.
- Brand: SIKA
- Model: Sikaflex-422
- Type: Polyurethane Sealant
- Chemical Base: Hybrid Polyurethane
- Colour: Concrete Grey
- Density: 1.65 kg/L
- Tensile Strength: ≥ 1.0 N/mm²
- Secant Tensile Modulus: ~ 0.4 N/mm²
- Packing: 12 kg
- Box Quantity: 20 pcs
- Single pack ready to use system
- Fast drying at room temperature – 30 min. to touch dry
- Self priming- no need of any kind of primer
- Easy rectification and touch up
- Excellent resistance to corrosion
- Excellent resistance to UV radiation
- Excellent resistance to chemical attack
- Excellent scratch and abrasion resistance
Sikaflex® PRO-3 is a 1-part, polyurethane, tough, coloured, elastic joint sealant for sealing many types of joint configurations in floors and civil engineering structures. It provides a waterproof seal with good mechanical properties, is resistant to chemicals and remains elastic over a wide range of temperatures.
- Movement capability 25%
- Bubble-free curing
- Very good application properties
- Good mechanical and chemical resistance
- Very good adhesion to most construction materials
- UV stable
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