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

Dow DOWSIL SE 9186 L Silicone Sealant

Dow DOWSIL SE 9186 L Silicone Sealant is a high-performance, neutral-cure, low-odor silicone adhesive sealant designed for structural glazing and façade applications. It offers excellent adhesion to glass, aluminum, and coated substrates without primers, outstanding UV resistance, and long-term durability under extreme weather conditions.
  • dow dowsil se 9186 l silicone sealant_040acaca
  • dow dowsil se 9186 l silicone sealant_040acaca

Features Of Dow DOWSIL SE 9186 L Silicone Sealant

  1. One-component, moisture-curing neutral silicone sealant with low modulus and high movement capability (±50% joint movement).

  2. Excellent adhesion to common construction substrates including glass, aluminum, anodized metal, painted metal, and many plastics—without primer.

  3. Non-staining, acetoxy-free formulation suitable for sensitive architectural surfaces and interior applications.

  4. Good resistance to UV radiation, ozone, and extreme temperatures (–40 °C to +150 °C continuous service).

  5. Low VOC content compliant with major global indoor air quality standards, including GREENGUARD Gold certification.

Typical Applications Of Dow DOWSIL SE 9186 L Silicone Sealant

  1. Perimeter sealing of insulating glass units (IGUs) in commercial curtain walls and windows.

  2. Sealing of aluminum composite panels (ACP), metal cladding systems, and façade joints.

  3. Interior architectural glazing and decorative glass installations requiring optical clarity and long-term durability.

  4. Expansion and control joint sealing in high-rise buildings and mixed-use developments.

  5. Weatherproofing of structural glazing systems where high elasticity and substrate compatibility are critical.

Specifications Of Dow DOWSIL SE 9186 L Silicone Sealant

Chemical TypeNeutral-cure, oxime-based silicone elastomer
Product FormThixotropic paste in sausage cartridge (310 mL) and bulk packaging (200 L drum)
AppearanceHomogeneous, translucent to slightly hazy paste; available in clear, white, and custom colors
Primary ApplicationsArchitectural glazing, façade sealing, IGU secondary sealant, structural and non-structural perimeter joints
Key FeaturesLow modulus, high elongation (>500%), excellent UV stability, primerless adhesion
BenefitsReduced stress on brittle substrates, long-term joint integrity, simplified installation, low environmental impact
Curing MechanismMoisture-cured at ambient temperature and humidity
Shelf Life12 months from date of manufacture when stored unopened at ≤25 °C in dry conditions


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