The Soudal Soudaseal 621 is a high-performance, elastic hybrid polymer-based adhesive and sealant. Known for its exceptional bonding strength and flexibility, it is ideal for various applications in construction and industrial projects. With its solvent-free, environmentally friendly formula, Soudaseal 621 offers superior performance while being safe and easy to use.

Applications

• Sealing and bonding in construction and industrial environments.
• Elastic bonding in vibrating structures or surfaces.
• Assembly of prefabricated components and materials.
• Sealing joints in façades, cladding, and glazing systems.

Why Choose Soudaseal 621?

• Provides strong and reliable bonds for demanding applications.
• Versatile and compatible with a variety of surfaces and materials.
• Long-lasting durability, even in challenging environments.
• Easy to apply, with excellent tooling properties.

Technical Specifications

• Base: Hybrid polymer
• Skin Formation Time: Approximately 10 minutes (at 23°C and 50% RH)
• Curing Time: 2-3 mm per 24 hours
• Temperature Resistance: -40°C to +90°C once fully cured
• Shelf Life: 12 months in unopened packaging when stored in a cool, dry place

How to Use

1. Ensure surfaces are clean, dry, and free from grease or contaminants.
2. Apply the sealant using a caulking gun for precise application.
3. Press the bonded materials firmly together for optimal adhesion.
4. Smooth the joint with a suitable tool for a professional finish.