Mapei Mapesil AC 310ml

Application

Mapesil AC is an acetic acid-based silicone sealant that cures by net formation and is suitable for sealing glass, ceramics and anodized aluminum. When combined with Primer FD adhesion improver, the sealant is also suitable for use on concrete, wood, metal, painted surfaces, plastics and rubber. Application areas include:

• Sealing of expansion joints with a movement capacity of ±25%.
• Elastic seal between structural components in construction, mechanical engineering, shipbuilding, automotive and other industries.
• Sealing of ceramic and cementitious coverings on walls and floors, if not exposed to heavy wear.
• Sealing of sanitary and ceramic tiles in kitchens, bathrooms and showers, in colors matched to the grout color.
• Sealing of expansion joints in swimming pools.
• Bonding of glass tiles and stained glass windows.
• Sealing glass in window and door frames.
• Sealing air ducts and water pipes.
• Sealing portholes, windows and glazing.
• Sealing reservoirs, pipes and boilers.
• Sealing of materials with different coefficients of expansion.
• General bonding and sealing.

Technical properties

Mapesil AC is a solvent-free, one-component silicone sealant based on acetic acid, available in transparent and colored versions. The sealant is thixotropic and easy to apply to both horizontal and vertical surfaces. After contact with humidity, the sealant cures to an elastic material with the following properties:

• Excellent durability, resistant to weathering, air pollution, temperature changes and water immersion.
• High elasticity.
• Excellent adhesion to glass, ceramics and anodized aluminum.
• Antifungal.
• Waterproof and vapor permeable.
• Resistant to chemicals.
• Flexible to -40°C and heat resistant to +180°C.
• Easy to handle.