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ISOLASTIC

ISOLASTIC

ISOLASTIC

Product catalog summary
Product Overview: Isolastic is a latex additive used to enhance the elasticity of cement-based adhesives. It is mixed with Kerabond T and Adesilex P10, either undiluted or diluted 1:1 with water, to meet EN 12004 standards for high-performance, deformable cementitious adhesives.
Specifications:
  • Kerabond T + Isolastic: Classified as C2ES2, offering high performance and high deformability with extended open time.
  • Kerabond T + Isolastic diluted 1:1 with water: Classified as C2ES1, providing high performance and deformability with extended open time.
  • Adesilex P10 + Isolastic diluted 1:1 with water: Also classified as C2ES1, suitable for similar applications.
Applications:
  • Isolastic + Kerabond T: Suitable for bonding ceramic tiles and stone materials on various surfaces, including underfloor heating, exteriors like swimming pools and terraces, and deformable substrates.
  • Isolastic diluted 1:1 with water + Adesilex P10: Ideal for laying glass or ceramic mosaics on non-absorbent and deformable surfaces, including swimming pools and storage tanks.
Technical Characteristics: Isolastic is a fluid, pinkish-white liquid that enhances adhesion, deformability, and impermeability when mixed with cement-based adhesives. It is composed of an extremely elastic polymer in water dispersion.
Mixing Ratios:
  • Kerabond T + Isolastic: 100:33 ratio, with 8.5 kg of Isolastic per 25 kg bag of Kerabond T.
  • Kerabond T + Isolastic diluted 1:1 with water: 100:16:16 ratio, with 4 kg of Isolastic and 4 kg of water per 25 kg bag of Kerabond T.
  • Adesilex P10 + Isolastic diluted 1:1 with water: 100:18:18 ratio, with 4.5 kg of Isolastic and 4.5 kg of water per 25 kg bag of Adesilex P10.
Application Procedure:
  • Prepare substrates to be flat, strong, and free from contaminants.
  • Mix Isolastic with water if required, then blend with the adhesive powder to form a smooth paste.
  • Apply using a notched trowel, ensuring adequate buttering of tile backs.
  • Grout wall joints after 4-8 hours and floor joints after 24-36 hours.
Recommendations: Avoid using the mixture for stone slabs prone to moisture movement, marble subject to efflorescence, or on metal, rubber, PVC, and linoleum surfaces. Do not apply at temperatures below +5°C or above +40°C.
Technical Data:
  • Consistency: Fluid liquid
  • Colour: Pinkish white
  • Density: 1.03 g/cm³
  • pH: 5-6
  • Dry solids content: 35%
  • Brookfield viscosity: 40 mPa·s
Final Performance:
  • Tensile adhesion strength varies based on conditions, with excellent resistance to alkali, oils, and solvents.
  • Temperature range for use: -30°C to +90°C
Packaging and Storage: Available in 25, 5, and 1 kg drums. Store for up to 24 months in original packaging, protected from frost.
Safety Instructions: Isolastic is not hazardous but requires standard precautions such as wearing gloves and goggles during handling.
Legal Notice: The technical data sheet can be copied for project-related documents but must not replace the original requirements. The most up-to-date version is available on the MAPEI website.
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Catalog excerpts

ISOLASTIC-1

ic t s la o Is Latex additive to impart elasticity to cement based adhesives Isolastic is a type of latex mixed with Kerabond T and Adesilex P10, undiluted or diluted 1:1 with water, in order to meet the requirements defined in EN 12004 for the following classifications: Product High performance, highly deformable cementitious adhesive with extended open time Kerabond T + Isolastic diluted 1:1 with water High performance, deformable cementitious adhesive with extended open time Adesilex P10 + Isolastic diluted 1:1 with water High performance, deformable cementitious adhesive with extended open time WHERE TO USE ISOLASTIC + KERABOND T For interior and exterior bonding of: • eramic tiles of every type (double fired, single fired, c grès, klinker, glass mosaic, porcelain tiles, etc.); • tone material as long as it is dimensionally stable. s ISOLASTIC DILUTED WITH WATER AT A RATIO OF 1:1 + ADESILEX P10 Bonding on internal and external floors or vertical surfaces of glass or ceramic mosaic on paper or mesh backings, even heavy ones. Some application examples ISOLASTIC + KERABOND T • eramic tiles over underfloor heating installations. C • Ceramic tiles and stone material for exteriors (swimming pools, balconies, terraces). • All types of ceramic tiles, including slim tiles on façades. • Ceramic tiles on precast concrete walls (load-bearing panels, precast bathrooms, walls in “tunnel” systems, etc.). • Ceramic tiles on old flooring (ceramic, marble, terrazzo, wood, etc.). • Ceramic tiles on asphalt screeds or substrates. • Ceramic tiles on deformable substrates (gypsum-board panels, reinforced concrete, fibre-cement board, etc.). • arge-sized tiles. L • eramic tiles on surfaces waterproofed with product C for the Mapelastic range. ISOLASTIC DILUTED 1:1 WITH WATER + ADESILEX P10 • Laying glass or ceramic mosaic on non-absorbent surfaces (Mapelastic, Mapegum WPS, tiles, etc.). • Laying glass or ceramic mosaic in swimming pools, storage tanks, etc., or even on absorbent surfaces. • Laying glass or ceramic mosaic on deformable surfaces (plasterboard panels, reinforced cement, cement fibre, wood or derived materials, provided they are well fastened). TECHNICAL CHARACTERISTICS Isolastic is a very fluid, pinkish-white liquid composed, water dispersion, extremely elastic polymer, which, when mixed with cement based adhesives, improves adhesion to all substrates, deformability and impermeability,

 Open the catalog to page 1
ISOLASTIC-2

RECOMMENDATIONS Kerabond T or Adesilex P10 mixed with Isolastic must never be used for: • installing stone slabs subject to moisture movement; • installing marble or natural stone subject to efflorescence or staining from moisture; • installing tiles in reservoirs, swimming pools or refrigeration rooms that need to be put into service quickly; • installing on metal, rubber, PVC, and linoleum surfaces; • at temperatures lower than +5°C or higher than +40°C. In dry, hot climates, the open time of an adhesive made by mixing Isolastic into Kerabond T or Adesilex P10 is shorter. A skin may form on...

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ISOLASTIC-3

TECHNICAL DATA (typical values) Complies with the following standards: – uropean EN 12004 C2ES2 (Kerabond T + Isolastic) E and C2ES1 (Kerabond T/Adesilex P10 + Isolastic diluted 1:1 with water) – SO 13007-1 C2ES2 (Kerabond T + Isolastic) and I C2ES1 (Kerabond T/Adesilex P10 + Isolastic diluted 1:1 with water) PRODUCT IDENTITY Consistency: fluid liquid pinkish white Density (g/cm³) Brookfield viscosity (mPa·s): APPLICATION DATA (at +23°C - 50% R.H.) Kerabond T + Isolastic Adesilex P10 + Isolastic diluted 1:1 Mixing ratio: 100 : 36 (18 parts of water and 18 parts of Isolastic) very pasty very creamy...

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ISOLASTIC-4

Cleaning Tools can be cleaned using plenty of water before the adhesive begins to set. After setting, cleaning becomes very difficult, but can be helped with a solvent such as white spirit. Consumption (kg/m²) powder 2-3 Kerabond T/Adesilex P10 + Isolastic diluted 1:1 with water Kerabond T/Adesilex P10 + Isolastic diluted 1:1 with water Kerabond T + Isolastic Large tiles Kerabond T + Isolastic Medium-sized tiles Kerabond T + Isolastic Mosaics and small tiles CONSUMPTION (kg/m²) Kerabond T/Adesilex P10 + Isolastic diluted 1:1 with water PACKAGING 25, 5 and 1 kg drums. STORAGE Isolastic can be...

 Open the catalog to page 4

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.