Overview
Silicone products under the G-Sil series are high-performance sealants and bonding materials designed for structural glazing, weatherproofing, and general construction applications. Engineered for long-term durability, these silicones provide excellent adhesion, flexibility, and resistance to environmental conditions, making them essential for modern façade and building envelope systems.
GSK Global FZC L.L.C. supplies a comprehensive range of G-Sil silicone products, tailored to meet international standards (ASTM / BS EN) and compatible with glass, aluminium, steel, and other construction materials.
Product Range
1. Structural Silicone Sealants
- Designed for structural glazing applications
- High strength and load-bearing capability
- Suitable for curtain walls and glass façades
2. Weatherproofing Silicone Sealants
- Used for external joint sealing
- Provides long-term protection against air and water infiltration
3. Neutral Cure Silicone Sealants
- Non-corrosive and compatible with sensitive substrates
- Ideal for aluminium, glass, and coated surfaces
4. General Purpose Silicone Sealants
- Multi-purpose sealing for interior and exterior applications
5. High-Temperature Silicone Sealants
- Designed for applications exposed to elevated temperatures
Material Properties
- Excellent UV and weather resistance
- High elasticity and movement capability (±25% to ±50% joint movement)
- Strong adhesion to multiple substrates without primer (in many cases)
- Temperature resistance: -50°C to +200°C (depending on type)
- Long-term durability with minimal degradation
Key Features
- Provides airtight and watertight sealing
- Accommodates thermal and structural movements
- Resistant to UV radiation, ozone, and extreme weather
- Non-staining and non-corrosive formulations available
- Long service life with minimal maintenance
Standards & Compliance
Manufactured and tested in accordance with:
ASTM Standards:
- ASTM C920 – Elastomeric joint sealants
- ASTM C1184 – Structural silicone sealants
- ASTM C1135 / C719 – Adhesion and movement capability
- ASTM E84 – Fire performance (where applicable)
BS EN Standards:
- EN 15651 – Sealants for façade, glazing, and construction joints
- EN 1279 (where applicable) – Insulating glass compatibility
- ETAG 002 – Structural glazing systems
Applications
- Curtain wall and structural glazing systems
- Glass-to-glass and glass-to-metal bonding
- Expansion joints and façade sealing
- Window and door perimeter sealing
- Skylights and roofing systems
- Industrial and general construction applications