Sikaflex Polyurethane Sealant

Sikaflex Polyurethane Sealant (Sikaflex 422)

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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

Datasheet of Sikaflex Polyurethane Sealant (Sikaflex 422)

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Description

Sikaflex Polyurethane Sealant – High Performance Joint Sealant for Floors & Rigid Pavements

Sikaflex Polyurethane Sealant, also known as Sikaflex 422, is a premium-grade, 1-component polyurethane-based joint sealant developed by SIKA. This advanced sealant cures with atmospheric moisture to form a durable, elastic, and waterproof seal.

It is specially engineered for rigid pavements, industrial flooring, and infrastructure projects, ensuring long-term performance even under heavy traffic and environmental stress.

Key Features of Sikaflex 422

  • Excellent elasticity and flexibility across temperature variations
  • Movement capability ±25% (ASTM C 719)
  • Strong adhesion to multiple substrates
  • Solvent-free and environmentally friendly
  • Low VOC emissions
  • High mechanical strength and durability
  • Easy application with good workability

Applications of Sikaflex Polyurethane Sealant

  • Rigid pavements (highways, roads, bridge decks)
  • Expansion joints in infrastructure projects
  • Warehouse floors
  • Production areas
  • Industrial flooring joints
  • Car parking decks
  • Pedestrian walkways
  • Traffic-bearing surfaces
  • Horizontal and vertical joint sealing
  • Gap filling with medium to high movement

Why Choose Sikaflex Sika 422 Polyurethane Sealant?

Sikaflex Sika 422 Polyurethane Sealant is trusted by engineers and contractors for its superior performance in demanding environments. It ensures:

  • Long-lasting waterproof sealing
  • Resistance to wear and tear
  • Flexibility under heavy load conditions
  • Reliable performance in extreme climates

Brand

SIKA

In India, the company started its operations in 1985 and was known as Qualcrete India Limited. In 1987, Qualcrete India Limited forged an alliance with Sika AG,Switzerland and was renamed as Sika Qualcrete Limited. In 2002, Sika AG, Switzerland acquired 100% stake in the company and since then the company has been rechristened as Sika India Pvt. Ltd., a wholly owned subsidary of Sika AG. In the construction sector, business activities cover the full spectrum of project types ranging from infrastructural development to buildings, from institutional facilities to manufacturing plant. Sika India services direct customers - concrete producers, contractors and distributors - and stay close to them via the central sales & marketing office in Mumbai, and a pan India sales team presence.

https://ind.sika.com/