| Description
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.
| Features
- 100% neutral silicone
- ASTM C920 (Class 50) compliant
- Weatherproof seal
- Permanently flexible
- Indoor and outdoor use
- Matte finish
| Uses
- 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
| AS-207 | AS-207T | |||
| Curing system | : | Newtral | : | Newtral |
| 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 | : |