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

Dow DOWSIL SE 9120 Silicone Adhesive

Dow DOWSIL SE 9120 Silicone Adhesive is a one-component, moisture-curing elastomeric sealant offering excellent adhesion to glass, metals, and plastics. It delivers high flexibility, UV resistance, and thermal stability from −40°C to 200°C. Ideal for automotive, electronics, and construction bonding applications requiring durable, low-VOC silicone performance.
  • dow dowsil se 9120 silicone adhesive_c69b3d4d
  • dow dowsil se 9120 silicone adhesive_c69b3d4d

Features Of Dow DOWSIL SE 9120 Silicone Adhesive

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

  2. Offers outstanding resistance to UV radiation, thermal cycling, and weathering for long-term durability in exterior applications.

  3. Low modulus formulation provides superior flexibility and stress relief, minimizing risk of substrate cracking or adhesive failure.

  4. Non-corrosive and acetoxy-free — safe for use with sensitive electronic components and architectural metals.

  5. Meets ASTM C920 Type S, Grade NS, Class 25, T1, M, NT performance requirements for structural silicone sealants.

Typical Applications Of Dow DOWSIL SE 9120 Silicone Adhesive

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

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

  3. Attachment of spandrel panels, vision glass, and aluminum composite materials in high-rise buildings.

  4. Sealing and bonding in transportation applications including railcar and bus glazing assemblies.

  5. Weather-resistant bonding for solar panel frame-to-glass interfaces and photovoltaic module encapsulation.

Specifications Of Dow DOWSIL SE 9120 Silicone Adhesive

Chemical TypeOne-part, moisture-curing, neutral-cure silicone polymer
Product FormThixotropic paste, supplied in 310 mL cartridges and 200 L drums
AppearanceOpaque, uniform paste; available in clear, black, and gray
Primary ApplicationsStructural glazing, insulating glass bonding, architectural façade assembly
Key FeaturesUV stable, low modulus, non-corrosive, acetoxy-free, ASTM C920 compliant
Shore A Hardness (7 days, 23°C/50% RH)20–25
Tensile Strength (7 days, 23°C/50% RH)≥ 0.6 MPa
Service Temperature Range−40°C to +150°C


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