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Price Per Box: $6.94
Use Pasco Hypersil 911 for: General glazing, weatherproofing, and durable sealing solutions across various substrates.
Pasco Hypersil 911 is a premium neutral cure silicone sealant designed for Australian trade professionals. Its 100% silicone formulation ensures a tough, flexible, and waterproof seal, making it ideal for a wide range of applications. This sealant offers exceptional adhesion to various surfaces, including glass, aluminium, and concrete, and boasts excellent weathering and UV resistance for long-term durability. With low VOC content (31 g/L), it's a responsible choice for both indoor and outdoor projects.
Key Features of Pasco Hypersil 911 100% Neutral Cure Silicone Sealant
- Neutral Cure: Suitable for sensitive metals and substrates, preventing corrosion and ensuring compatibility. For example, it can be used on powder-coated aluminium without causing damage.
- High Flexibility (±25%): Accommodates joint movement due to thermal expansion and contraction, preventing cracks and leaks. Ideal for curtain wall and construction joint applications.
- Excellent Weathering and UV Stability: Resists degradation from sunlight, rain, and temperature extremes, ensuring long-lasting performance in Australian climates. Suitable for external cladding applications.
- Superior Adhesion: Bonds strongly to a wide range of materials, including glass, metals, and masonry. Ensures a durable and reliable seal in diverse applications.
- Low VOC (31 g/L): Contributes to healthier indoor environments and meets stringent environmental regulations.
Technical Overview
Pasco Hypersil 911 is formulated for ease of application and long-term performance. Its neutral cure mechanism ensures compatibility with various substrates, while its high flexibility and weather resistance make it suitable for demanding applications. This sealant is designed to provide a reliable and durable seal, minimizing the need for frequent maintenance.
Chemical Properties: 100% Silicone, Neutral Cure. This formulation provides excellent resistance to weathering, UV radiation, and temperature extremes, making it suitable for both interior and exterior applications.
Application Temperature Range: Typically applied between 5°C to 40°C (41°F to 104°F). Ensure surfaces are dry and clean before application. Optimal application within this range ensures proper curing and adhesion.
Application Information
- Required Tools: Caulking gun, putty knife, mineral turpentine, clean cloths, and backing rod.
- Trade-Specific Tips: Ensure proper joint design with backing rod to control sealant depth. Clean surfaces thoroughly with methylated spirits for optimal adhesion. Tool the sealant immediately after application for a smooth finish.
- Common Issues and Solutions: For uneven beads, ensure the nozzle is cut at a 45-degree angle. For adhesion issues, thoroughly clean surfaces and test compatibility on a small area first.
Storage and Shelf Life
- Storage Requirements: Store in a cool, dry place below 28°C (82.4°F).
- Shelf Life Information: 12 months from the date of production.
- Temperature Considerations: Avoid storing in direct sunlight or extreme temperatures to prevent premature curing or degradation.
Certifications
- ASTM D2240 (Hardness)
Frequently Asked Questions About Pasco Hypersil 911
Q: What is the best way to prepare surfaces before applying Pasco Hypersil 911?
A: Ensure surfaces are clean, dry, and free from dust, oil, and old sealant. For glass and metal, clean with methylated spirits and wipe dry. Proper preparation is crucial for optimal adhesion and long-lasting results.
Q: How does Pasco Hypersil 911 perform in extreme weather conditions?
A: Pasco Hypersil 911 is formulated for excellent weathering and UV resistance, making it suitable for Australian climates. Its flexibility accommodates thermal movement, preventing cracks and leaks in diverse weather conditions.
Q: Can Pasco Hypersil 911 be used on all types of plastics?
A: While Pasco Hypersil 911 adheres to most plastics, it is not suitable for polycarbonate sheeting. For polycarbonate, use Pasco Hyperclear. Always test compatibility on a small area before full application.
Q: What are the technical properties of Pasco Hypersil 911 that make it durable?
A: Pasco Hypersil 911's 100% silicone formulation provides a Shore A hardness of 30 and tensile strength of 2.0 MPa. Its neutral cure and high elongation (400%) ensure flexibility and strength, crucial for long-term durability.
Q: What safety precautions should be taken when using Pasco Hypersil 911?
A: Wear appropriate PPE, including gloves and eye protection. Use in well-ventilated areas as the sealant emits MEKO during curing. In case of contact, rinse eyes immediately and wash skin with soap and water.
Use Pasco Hypersil 911 100% Neutral Cure Silicone Sealant for:
- General glazing: Sealing glass panels in windows and doors.
- Curtain walls: Weatherproofing and sealing exterior cladding systems.
- Construction joints: Sealing expansion and control joints in buildings.
- Perimeter sealing: Sealing around window and door frames to prevent drafts and leaks.
- Building claddings: Sealing joints between cladding panels for weather resistance.
Why Use Pasco Hypersil 911 100% Neutral Cure Silicone Sealant:
- Long-term durability: Resists weathering and UV degradation, ensuring a lasting seal.
- Excellent flexibility: Accommodates joint movement, preventing cracks and leaks.
- Superior adhesion: Bonds strongly to various substrates, providing a reliable seal.
- Low VOC: Contributes to healthier indoor environments and meets environmental standards.
- Easy application: Smooth and easy to tool, saving time and effort on the job.
How to apply Pasco Hypersil 911:
- Prepare Surfaces: Ensure surfaces are clean, dry, and free from contaminants.
- Cut Nozzle: Cut the cartridge tip and nozzle at a 45-degree angle to the desired bead size.
- Apply Sealant: Apply Pasco Hypersil 911 evenly into the joint, ensuring both sides are wetted.
- Tool Sealant: Smooth the sealant immediately with a putty knife or tooling tool.
- Clean Up: Remove excess sealant with a cloth and mineral turpentine.
Pasco Hypersil 911 100% Neutral Cure Silicone Sealant limitations:
- Not suitable for structural glazing: Use specialized structural silicone for these applications.
- Not paintable: This sealant cannot be painted over.
- Not for aquariums: Use aquarium-specific sealants for aquatic applications.
- Not for polycarbonate: Use Pasco Hyperclear for polycarbonate sheeting.
- Not for permanent water immersion: Avoid applications where the sealant will be constantly submerged.
Safety precautions when using Pasco Hypersil 911 100% Neutral Cure Silicone Sealant:
- Personal Protective Equipment: Wear gloves, safety glasses, and respiratory protection in poorly ventilated areas.
- Ventilation: Use in well-ventilated areas to avoid inhalation of MEKO vapors.
- Handling: Avoid skin and eye contact. Wash hands thoroughly after use.
- Storage: Store in a cool, dry place away from direct sunlight and heat.
Pasco Hypersil 911 can be used on the following substrates:
- Glass: Provides excellent adhesion for glazing applications.
- Aluminium: Suitable for powder-coated and anodised aluminium without corrosion.
- Steel: Bonds effectively to steel surfaces, including stainless steel.
- Concrete: Provides a durable seal for construction joints and perimeter sealing.
- Ceramic Tiles: Ideal for bathroom and kitchen applications, ensuring a waterproof seal.
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