MAPEI Isolastic – Flexible Latex Additive
MAPEI Isolastic is a high-performance, flexible latex additive designed to enhance the properties of cementitious adhesives. When mixed with Kerabond T, it significantly improves adhesion, deformability, and water resistance, making it suitable for a wide range of tiling applications.
🔧 Key Features
• Type: Flexible latex additive
• Appearance: Pinkish white, very fluid liquid
• Deformability:
○ With Kerabond T: Class C2S2 (highly deformable)
• Open Time: Approximately 20 minutes
• Pot Life: Over 8 hours
• Grouting Times:
○ Walls: 4–8 hours
○ Floors: 24–36 hours
• Ready for Light Foot Traffic: 24–36 hours
• Ready for Use: Approximately 14 days
• Consumption: 1–2 kg/m²
• Storage: 24 months; protection from frost
• Packaging: 5 kg, 10 kg, and 25 kg containers
🛠️ Applications
Isolastic is ideal for:
• Interior and Exterior Bonding: Suitable for all types of ceramic tiles (e.g., porcelain, terracotta, glass mosaics) and stone materials.
• Substrate Compatibility: Effective on concrete, precast concrete panels (well-cured for at least 3 months), heating panels, fibrous cement, plasterboard, and wood or wood composition panels (firmly fixed).
• Gypsum-Based or Anhydrite Surfaces: Can be used when specifically primed beforehand.
• Enhanced Performance: Improves adhesion and flexibility, making it suitable for large-format tiles and installations over underfloor heating systems.