SS621 Silicone Structural Sealant

DESCRIPTION

SS621 Silicone Structural Sealant is a one-component, high strength neutral curing silicone sealant designed and tested for structurally glazed curtain wall applications. The material is supplied as a paste, which cures into an extremely tough elastomeric silicone rubber ensuring a durable, flexible, watertight bond upon exposure to atmospheric moisture.

CHARACTERISTICS

• High strength
• Odorless, non-corrosive cure system
• Excellent weatherability and high resistance to ultraviolet radiation, heat and humidity, ozone and temperature extremes
• Remains flexible over a temperature range of -58°F(-50°C) to 302°F(150°C)
• Successfully tested for use in protective glazing applications
• Excellent unprimed adhesion to wide range of substrates including coated, enameled and reflective glasses, anodized and polyester coated or painted aluminum profiles
• Good compatibility with other neutral silicone sealants
• Meets global standards for structural glazing (American, China, Europe)

APPLICATIONS

• Silicone structural glazing in curtain wall;such as factory glazing of unitized curtain wall systems or in field constructed stick curtain wall systems.
• Structural attachment of many panel systems.
• Protective glazing applications.
• Panel stiffener applications.