GSA Pro Seal 600 White 300ml Silicone Sealant
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About this product:
GSA Pro Seal 600 is a high-performance, industrial-grade, 100% neutral cure (oxime) silicone sealant engineered for demanding construction, glazing and fabrication applications. It delivers superior strength, weather resistance and long-term durability across metals, glass, concrete, plastics and composite materials, and is designed for professional trade and manufacturing environments where reliability is critical.
Product Features:
- High-strength industrial formula for construction, glazing & fabrication
- Exceptional UV, weather & temperature resistance for long-term performance
- Bonds to a wide range of substrates, including metals, glass, masonry & plastics
- Ideal for structural sealing, expansion joints, industrial maintenance & external applications
- Potable water compliant (AS/NZS 4020)
- ±25% joint movement capability
- Low-VOC, non-corrosive and solvent-free formulation
Applications:
- Roofing and guttering
- General glazing and weather sealing
- Sheetmetal fabrication
- Water tanks and potable water applications
- Caravan, RV and marine sealing
- General construction joints and perimeter sealing
Suitable Substrates:
Glass, aluminium and powder-coated metals, stainless steel, concrete and masonry, painted surfaces, most plastics and composites, and roof and gutter materials.
Technical Specifications:
- Curing method: moisture curing (neutral oxime)
- Skin formation time: 5–10 minutes
- Tack-free time: <20 minutes
- Curing rate: 2–3mm per day
- Shore A hardness: 25 (standard colours) / 35 (matt colours)
- Tensile strength: 1.1 MPa
- Elongation at break: ≥580% (standard colours) / ≥360% (matt colours)
- Application temperature: +5°C to +45°C
- Service temperature: -30°C to +180°C
- Shelf life: 12 months stored below 25°C in a dry place
Limitations: Not recommended for structural glazing or continuous immersion.
Jess from CWB explains the GSA silicone range
- Construction Sealants
- Glazing Silicone
- Joint Sealants
- Neutral Cure Silicone
- Aluminium
- Concrete
- Glass
- Masonry
- Metal
- Paint
- Plastic
- Stainless Steel
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