SA Sealproof Silicone Sealant is a one-part, low modulus alkoxy silicone sealant engineered for superior weatherproofing and glazing applications. Its exceptional joint movement capability (±50%) and primer-less adhesion to many substrates make it ideal for dynamic building joints and curtain wall systems. This sealant ensures long-term durability and performance in diverse Australian environments.
Key Features of SA Sealproof Silicone Sealant
- High Joint Movement Capability (±50%): Accommodates significant building movement, reducing stress on substrates.
- Low Modulus: Minimizes strain on substrate surfaces, preventing damage.
- Primer-less Adhesion: Simplifies application on various materials, including acrylic and polycarbonate.
- Excellent UV Resistance: Prevents degradation from sunlight, ensuring long-term durability.
- Wide Performance Range (-48°C to 149°C): Maintains flexibility and performance in extreme temperatures.
Why Choose SA Sealproof Silicone Sealant:
- Superior Flexibility: Ideal for dynamic joints in curtain walls and weatherproofing applications.
- Long-Term Durability: Resists weathering, UV radiation, and temperature extremes.
- Versatile Application: Suitable for various substrates, including glass, metals, and plastics.
- Efficient Application: Primer-less adhesion and easy tooling simplify the application process.
- 5 Star VOC Compliant: lower emissions, improving health and safety.
When to Choose SA Sealproof Silicone Sealant versus Alternatives:
- Choose SA Sealproof Silicone Sealant over standard silicone sealants when: High joint movement capability and low modulus are required, such as in curtain wall glazing or dynamic building joints.
- Consider other options when: Applications require submersion in water or contact with unpredictably absorptive materials like marble or limestone.
- Cost-benefit comparison: SA Sealproof offers superior flexibility and primer-less adhesion, providing excellent value for high-performance applications.
Trade-Specific Applications for SA Sealproof Silicone Sealant:
For Glaziers:
- Glazing curtain wall modules, ensuring weather-tight seals.
- Sealing laminated and insulating glass units.
- Primer-less adhesion to acrylic and polycarbonate substrates.
For Builders:
- Sealing expansion joints in concrete and masonry.
- Weatherproofing building facades and joints.
- Adhering various construction materials, including metals and plastics.
For Sheet Metal Workers:
- Sealing sheet metal joints in architectural applications.
- Weatherproofing metal cladding and panels.
- Providing flexible seals that accommodate thermal movement.
For Signage Installers:
- Adhering signage panels to various substrates, including metals and plastics.
- Providing long lasting weather proof seals.
Technical Overview
SA Sealproof Silicone Sealant is a low modulus, alkoxy silicone sealant designed for high-performance weatherproofing and glazing applications. Its exceptional joint movement capability and primer-less adhesion make it a reliable choice for various construction materials. The sealant’s formulation ensures long-term durability and flexibility in diverse Australian climates.
Shore A Hardness: 25, indicating very high flexibility and suitability for dynamic joints.
Joint Movement Capability: ±50%, accommodating significant building and material movement.
Performance Range: -48°C to 149°C, ensuring long-term performance in extreme temperatures.
Application Information
- Required Tools: Standard caulking gun, tooling spatula, masking tape, and mineral turpentine for cleanup.
- Trade-Specific Tips: For curtain wall glazing, ensure proper joint design and substrate preparation. For concrete applications, priming may be necessary.
- Common Issues and Solutions: If adhesion is poor on certain substrates, use a compatible primer. Clean uncured sealant with mineral turpentine.
Storage and Shelf Life
- Storage Requirements: Store in a cool, dry place at temperatures not exceeding 25°C.
- Shelf Life Information: 12 months from the date of production.
- Temperature Considerations: Avoid storing in direct sunlight or extreme temperatures to maintain product quality.
Certifications and Compliance
- 5 Star VOC Compliant: Meets stringent VOC emission standards, promoting a safer working environment.
- Complies with relevant Australian building codes and standards for weatherproofing and glazing applications.
- Tested according to Underwriters Laboratories, Inc, U.L. 723 Test for surface Burning Characteristics and ASTM E814 Vertical Fire Endurance Test.
