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

Dow DOWSIL 7667 Silicone Adhesive

Dow DOWSIL 7667 Silicone Adhesive is a one-component, moisture-curing RTV silicone sealant offering excellent adhesion to glass, metals, and plastics. It delivers high elasticity, thermal stability from −55°C to 200°C, low modulus, and superior weather resistance—ideal for automotive, electronics, and construction bonding/sealing applications.
  • dow dowsil 7667 silicone adhesive_099acd56
  • dow dowsil 7667 silicone adhesive_099acd56

Features Of Dow DOWSIL 7667 Silicone Adhesive

  1. High-performance, one-component, moisture-curing silicone adhesive with excellent adhesion to glass, aluminum, and painted metal substrates.

  2. Outstanding resistance to UV radiation, thermal cycling (-40 °C to +150 °C continuous), and weathering for long-term outdoor durability.

  3. Low modulus formulation provides superior flexibility and stress relief in dynamic joints and thermally expanding assemblies.

  4. Non-corrosive to sensitive substrates including copper, brass, and anodized aluminum—meets ASTM C1184 requirements.

  5. Ready-to-use paste consistency with controlled sag resistance for vertical and overhead applications.

Typical Applications Of Dow DOWSIL 7667 Silicone Adhesive

  1. Structural glazing systems for commercial curtain walls and storefronts.

  2. Bonding and sealing of insulating glass (IG) units in architectural fenestration.

  3. Attachment of solar panel frames, junction boxes, and mounting hardware in photovoltaic installations.

  4. Sealing and bonding of LED lighting housings and electronic enclosures requiring environmental protection.

  5. General-purpose industrial assembly where high elasticity and substrate compatibility are critical.

Specifications Of Dow DOWSIL 7667 Silicone Adhesive

Chemical TypeAcetoxy-cure silicone polymer
Product FormThixotropic paste
AppearanceOpaque white or translucent beige
Primary ApplicationsStructural glazing, insulating glass, solar module assembly, LED lighting
Key FeaturesOne-component, moisture-curing, low modulus, non-corrosive
Shore A Hardness (7 days, 23°C/50% RH)25–30
Adhesion to Glass (ASTM C794)Pass — no loss of adhesion after water immersion and UV exposure
Service Temperature Range-40 °C to +150 °C (continuous)


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