SA Sealproof Silicone Sealant
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Price Per Unit: $18.63
Price Per Box: $16.77
SA Sealproof is a one-part, low modulus alkoxy silicone sealant designed for superior weatherproofing. It offers excellent primerless adhesion to a variety of substrates, accommodates high joint movement, and resists UV damage, making it a versatile and durable solution for glazing, sealing, and weatherproofing applications.
- $18.63
- $18.63
- Unit price
- per
Prices do not include GST
Physical Properties
Shore a hardness:
25
Ultimate tensile strength:
340 psi (2.3 mpa)
Ultimate elongation:
715%
Tensile at 50% elongation:
41 psi (0.29 mpa)
Tensile at max elongation:
141 psi (0.98 mpa)
Specific gravity:
1.40
Application rate:
2.3 seconds
Sag/slump:
2.5 mm max
Peel strength aluminium-glass (21 day cure) 21°c (70°f) 50% r.h.:
55 ppi (9.6 kn/m)
Joint movement capability:
±50%
Ozone and u.v. resistance:
Excellent
Staining on concrete:
None
Tack free time:
2 hours
Cure time (9mm deep) at 21°c (70°f) 50% r.h.:
10-14 days
Tooling time:
30 minutes
Application temperature range:
+4 to 49°c
Performance range:
-48 to 149°c
Colours:
Black, white, grey
Packaging:
420gm cartridges - available in cartons of 20
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Shipping & Delivery
$15.95 + GST for Australia-wide shipping, excluding DG, oversized, long-length, and bagged items over 15kg. Remote areas and site deliveries are also ineligible. If your order includes any of these, we’ll contact you to arrange additional freight fees. Online purchases only.
SA Sealproof is a high-performance, one-part, low modulus alkoxy silicone sealant engineered for exceptional weatherproofing in a wide range of applications. Its advanced formulation resists damage from sunlight, UV radiation, rain, snow, and extreme temperatures, ensuring long-term performance and durability. SA Sealproof offers excellent primerless adhesion to various substrates, including acrylic, polycarbonate, and other plastics, making it a versatile choice for both indoor and outdoor projects.
Key Features
- One-part, ready-to-use formula
- Low modulus for high joint movement (±50%)
- Outstanding weatherability and UV resistance
- Excellent primerless adhesion to many substrates
- 5 Star VOC compliant, meeting stringent environmental standards
Suitable Substrates
- Laminated glass
- Insulating glass units
- Acrylic
- Polycarbonate
- Many other plastics
- Metals (some may require primer)
- Masonry
- Concrete (primer recommended)
- Coated surfaces
- Wood
Uses
- Glazing applications (in-shop and field glazing of curtain wall modules)
- Sealing joints in metal, masonry, concrete, coated surfaces, plastics, and wood assemblies
- Weatherproofing butt joints and lap shear joints subject to movement
- Creating primary or secondary seals against water, air, and dust penetration in glazing and curtain-wall assemblies
Benefits
- Provides a long-lasting, durable seal that withstands harsh weather conditions
- Accommodates high joint movement without compromising seal integrity
- Excellent adhesion to various substrates, often without the need for primer
- Resists UV degradation, maintaining its properties over time
- Easy to apply and tool
- Environmentally friendly with low VOC emissions
Application Guide
- Prepare surfaces by ensuring they are clean, dry, and free of contaminants.
- Cut the nozzle at a 45-degree angle to achieve the desired bead width.
- Apply sealant using a sealant gun, maintaining even pressure and consistent bead size.
- Tool the sealant within 20-30 minutes to ensure proper adhesion and a smooth finish.
- If needed, clean up uncured sealant with mineral turpentine.
Limitations
- Not recommended for continuous water immersion.
- Not suitable for porous surfaces like marble or limestone.
- Avoid use in totally confined spaces as sealant requires atmospheric moisture to cure.
- Cannot be painted over.
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