Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

SSG4800J Silicone Structural Sealant

Dow’s SSG4800J Silicone Structural Sealant is a high-performance, one-component, moisture-curing adhesive designed for structural glazing and façade applications. It offers exceptional UV resistance, thermal stability, and adhesion to glass, aluminum, and anodized substrates without primers. Meets ASTM C1184 and ISO 11600 standards. Ideal for curtain walls, skylights, and architectural bonding where durability and reliability are critical.
  • ssg4800j silicone structural sealant_e8100793
  • ssg4800j silicone structural sealant_e8100793

Features Of SSG4800J Silicone Structural Sealant

  1. High-performance, one-component, moisture-curing silicone sealant with exceptional UV and weather resistance.

  2. Excellent adhesion to glass, anodized aluminum, painted aluminum, and other common architectural substrates without primer.

  3. Superior tensile strength and elongation (>100%) for reliable joint movement accommodation in structural glazing systems.

  4. Non-corrosive formulation compliant with ASTM C920 Type S, Grade NS, Class 25, Use NT, M, and T.

  5. Low volatile organic compound (VOC) content, meeting stringent environmental and indoor air quality standards.

Typical Applications Of SSG4800J Silicone Structural Sealant

  1. Structural bonding of insulating glass units (IGUs) to aluminum or steel framing in curtain walls.

  2. Primary structural sealant for point-supported and spider-fitted glass facades.

  3. Bonding and sealing of spandrel panels and vision glass in high-rise commercial buildings.

  4. Sealing and anchoring of architectural precast concrete cladding systems.

  5. Weatherproofing and structural glazing in airport terminals, stadiums, and transit hubs.

Specifications Of SSG4800J Silicone Structural Sealant

Chemical TypeAcetoxy-cure silicone polymer
Product FormThixotropic paste, supplied in 300 mL cartridges or 600 mL sausages
AppearanceOpaque, uniform paste; available in clear, black, white, and custom colors
Primary ApplicationsStructural glazing, façade assembly, and architectural bonding
Key FeaturesPrimerless adhesion, high modulus, non-staining, low VOC
Shore A Hardness (7 days)35–40
Tensile Strength (ASTM C719)≥1.2 MPa
Elongation at Break (ASTM C719)≥120%


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