
Mapei
MAPESIL LM
About this itemMAPEI CERTIFIED
- Low Modulus of Elasticity: Mapesil LM is designed for materials sensitive to acids and plasticizing agents, ensuring no surface bleeding or staining. SOLVENT-FREE
- Durability: Seals remain stable over time, even when exposed to weathering, industrial environments, and thermal shock. MOULD-RESISTANT
- Wide Substrate Compatibility: Bonds effectively to absorbent and non-absorbent substrates, including glass, ceramic, concrete, metals, and plastics. LOW VOC EMISSIONS
- Wide Temperature Range: Maintains flexibility and performance in temperatures ranging from -40°C to +150°C. MAPEI CERTIFIED
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Uses & Advantages
Primary Uses
- Sealing expansion and fillet joints in indoor and outdoor applications
- Sealing materials sensitive to acids and plasticizing agents, such as marble, granite, and quartz
- Sealing joints in prefabricated panels, window or door frames, and wall openings
- Sealing joints in floors with limited pedestrian traffic
Key Advantages
- Does not stain sensitive materials like marble and granite
- Highly resistant to mould growth due to BioBlock technology
- Solvent-free and odourless formulation
- Wide temperature resistance from -40°C to +150°C
FEATURES & BENEFITS
Low Modulus of Elasticity
Mapesil LM is designed for materials sensitive to acids and plasticizing agents, ensuring no surface bleeding or staining.
Durability
Seals remain stable over time, even when exposed to weathering, industrial environments, and thermal shock.
Wide Substrate Compatibility
Bonds effectively to absorbent and non-absorbent substrates, including glass, ceramic, concrete, metals, and plastics.
Wide Temperature Range
Maintains flexibility and performance in temperatures ranging from -40°C to +150°C.
Certifications
Complies with EN 15651 standards for façade, glazing, sanitary, and pedestrian walkway sealants.
Key Specifications
DOWNLOADS & DATA SHEETS
Key Performance Benefits
Low Modulus of Elasticity
Mapesil LM is designed for materials sensitive to acids and plasticizing agents, ensuring no surface bleeding or staining.
Durability
Seals remain stable over time, even when exposed to weathering, industrial environments, and thermal shock.
Wide Substrate Compatibility
Bonds effectively to absorbent and non-absorbent substrates, including glass, ceramic, concrete, metals, and plastics.
Wide Temperature Range
Maintains flexibility and performance in temperatures ranging from -40°C to +150°C.
Certifications
Complies with EN 15651 standards for façade, glazing, sanitary, and pedestrian walkway sealants.
Storage & Handling Guidelines
- Store in original unopened container in cool, dry indoor conditions.
- Keep away from direct sunlight, rain, and extreme heat.
- Shelf life is 12 months when stored properly between +5°C and +35°C.

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