Sikaflex 11-FC Purform – Single-component polyurethane putty – 600 cm³ – Grey – White – Brown

Sikaflex 11-FC Purform 600 ml: A Versatile Product for Construction Work

Sikaflex 11-FC 600 ml is a leading product in the field of sealants and adhesives used in construction and renovation. Manufactured by Sika, a world leader in chemical solutions for the construction industry, this product is appreciated for its versatility, technical performance and reliability. It combines the properties of an elastic mastic for grouting and a powerful adhesive for bonding, meeting a wide range of needs.

Features

Sikaflex 11-FC Purform is a single-component, polyurethane-based sealant. Its main technical characteristics are as follows:

1. One-component formula: Sikaflex 11-FC Purform requires no prior mixing, making it easy to apply. It cures on contact with moisture in the air, creating a flexible yet durable material.
2. Versatile adhesion: It adheres to a variety of surfaces, including concrete, wood, natural stone, metal, ceramics and some plastics.
3. Elasticity: Once cured, the sealant retains a high degree of elasticity (capable of absorbing movements of up to ±25%), making it an ideal choice for substrates subject to stress or dimensional variations.
4. Filling Capacity: With its high viscosity, it can fill cracks and irregularities in surfaces.
5. Durability: The product is resistant to weather, UV rays and common chemicals, guaranteeing long-lasting performance in demanding environments.
6. Appearance: It is available in a range of colours, allowing it to be adapted to the aesthetic finishes of various projects.
7. Packaging: The 600 ml sausage version is ideal for professional jobs requiring large quantities, while minimising product waste.

Technical Specifications:

• Chemical Base: Polyurethane.
• Curing Mechanism: Polymerizes with atmospheric moisture.
• Consistency: Non-sagging, thixotropic (easy to work with, even vertically).
• Density: Approximately 1.35 kg/L.
• Skin Formation Time: About 60 minutes at +23°C and 50% relative humidity.
• Curing Rate: Around 3 mm/24 hours under the same conditions.
• Shore A Hardness: Approximately 40 after full curing.
• Movement Capability: ±10%.
• Application Temperature: +5°C to +40°C.
• Tensile Strength: 0.8 MPa (as per ISO 37).
• Thermal Resistance (after curing): -40°C to +70°C.
• Available Colors: Grey, white and brown

Key Features:

• Excellent adhesion to numerous materials (concrete, wood, metal, ceramic, natural or artificial stone, PVC, etc.).
• Long-lasting elasticity to accommodate movement between joined surfaces.
• Waterproof and airtight.
• Good resistance to weathering and aging.
• Solvent-free and low odor.

Typical Applications:

1. Sealing Joints in Construction:
   • Around window and door frames.
   • Expansion joints in facades, etc.
2. Bonding Elements Indoors and Outdoors:
   • Skirting boards, panels, or thresholds.
3. Miscellaneous Repairs:
   • Thanks to its multi-surface adhesion.

Applications of Sikaflex 11-FC Purform

Its multi-purpose design makes Sikaflex 11-FC Purform suitable for various applications in residential, commercial, and industrial sectors.

1. Joint Sealing

Sikaflex 11-FC Purform is especially suited for filling and sealing joints:

• Connection joints between different materials (e.g., concrete and metal).
• Sealing joints in both indoor and outdoor environments.
• Cracks in walls and floors, where its flexibility accommodates movement without cracking.

2. Structural Bonding

In addition to acting as a sealant, it serves as a powerful adhesive for attaching various elements, such as:

• Skirting boards, moldings, and decorative panels.
• Tiles or metal elements in industrial constructions.
• Equipment requiring quick and durable bonding.

3. Versatile Repairs

For quick repairs, Sikaflex 11-FC Purform is an ideal choice. Its ability to fill holes or attach objects without complex tools makes it invaluable for professionals and DIY enthusiasts alike.

Product Advantages

Sikaflex 11-FC Purform stands out with a unique combination of benefits:

• Ease of Application: Easily applied using a sealant gun, even in tight spaces. The “sausage” version minimizes waste and optimizes product use.
• Quick Drying: A skin forms within a few hours, and the sealant fully cures in 24 to 48 hours depending on thickness and environmental conditions.
• Safety and Health: Free from solvents, reducing volatile organic compound (VOC) emissions for safer use by workers and occupants.
• Reliability: Once cured, Sikaflex 11-FC Purform offers exceptional resistance to water, weathering, and mechanical wear.
• Versatility: Compatible with various materials, often without the need for a primer, simplifying projects involving multiple surfaces.

Limitations and Precautions

While Sikaflex 11-FC Purform is highly versatile, it has certain limitations:

• Incompatibility with Certain Plastics: Not suitable for polypropylene, polyethylene, or Teflon-based plastics, which require specific adhesives.
• Extreme Environments: Not recommended for prolonged immersion or continuous exposure to very high temperatures.
• Surface Preparation: For optimal results, surfaces must be clean, dry, and free from dust or grease.

Why Choose the 600 ml Sausage Format?

The 600 ml “sausage” format is particularly popular among professionals because:

• It reduces product waste thanks to flexible and economical packaging.
• It is compatible with specific guns for continuous application, speeding up large-scale projects.

Conclusion

Sikaflex 11-FC Sausage 600 ml is an essential solution for tasks requiring both an elastic sealant and a robust adhesive. Versatile, durable, and easy to use, it caters to various needs, from sealing joints to structural bonding. Whether for professional construction sites or DIY projects, this product offers excellent value for money and reliable long-term results. With Sikaflex 11-FC, Sika continues to demonstrate its expertise in innovative building and industrial solutions.

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