ALSEAL Weatherseal Sealant is a one-component, non-slumping high performance, 100% neutral cure silicone sealant formulated with calcium carbonate filler system. It gives superior adhesion and durability in a wide range of glazing, weather sealing and trade applications. It has excellent resistance to weathering, UV radiation, vibration, moisture, ozone, temperature extremes, airborne pollutants, and many cleaning detergents and solvents.
- 100% neutral silicone
- ASTM C920 (Class 50) compliant
- Weatherproof seal
- Permanently flexible
- Indoor and outdoor use
- Matte finish
- Well-suited for a strong weatherproof seal on most common building materials such as aluminium,
galvanized and zinc-coated steel, painted surfaces, glass, brick and concrete.
- Widely used to seal external aluminium composite panels.
| Product specifications
|Density||:||1.33 g/mL||:||1.02 g/mL|
|Slump (ASTM D2202)||:||<1mm||:||<1mm|
|Max tensile strength (ASTM D412)||:||1.3 N/mm2||:||1.3 N/mm2|
|Elongation (ASTM D412)||:||360%||:||370%|
|Movement capability (ASTM C719)||:||÷50%||:||÷50%|
|Adhesion in-peel (ASTM C794)||:||>35N||:||>35N|
|Shore A hardness (ASTM C661)||:||33||:||25|
|VOC content (USEPA Method 24||:||98.84 g/L||:|