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

Wacker ELASTOSIL 7100 N One-Component Silicone Sealant

Wacker ELASTOSIL 7100 N is a one-component, platinum-cured silicone sealant offering excellent adhesion to glass, metals and plastics without primers. It cures rapidly at room temperature with low shrinkage, high elasticity and outstanding UV/weather resistance—ideal for automotive, electronics and precision assembly applications.
  • wacker elastosil 7100 n one component silicone sealant_88a570ca
  • wacker elastosil 7100 n one component silicone sealant_88a570ca

Features Of Wacker ELASTOSIL 7100 N One-Component Silicone Sealant

  1. Neutral-cure chemistry — releases methanol instead of acetic acid, eliminating corrosion risk to sensitive substrates.

  2. Excellent adhesion to common construction materials including glass, aluminum, anodized metals, and painted surfaces without primer.

  3. High elasticity and permanent flexibility — maintains seal integrity under dynamic joint movement and thermal cycling.

  4. UV, weather, and ozone resistant — formulated for long-term outdoor durability and color stability.

  5. Low modulus formulation — reduces stress on bonded substrates and accommodates high joint movement (±25%).

Typical Applications Of Wacker ELASTOSIL 7100 N One-Component Silicone Sealant

  1. Structural and non-structural glazing in curtain wall and façade systems.

  2. Sealing of expansion joints in precast concrete and architectural cladding.

  3. Bonding and sealing of insulated glass units (IGUs) and spandrel panels.

  4. Weatherproofing of aluminum composite panels (ACM), stainless steel, and anodized aluminum profiles.

  5. Interior and exterior perimeter sealing of windows, doors, and skylights.

Specifications Of Wacker ELASTOSIL 7100 N One-Component Silicone Sealant

Chemical TypeNeutral-cure, condensation-curing RTV silicone
Product FormPaste-like, thixotropic one-component sealant
AppearanceOpaque, homogeneous paste; available in clear, white, and gray
Primary ApplicationsArchitectural glazing, façade sealing, and structural bonding
Key FeaturesPrimerless adhesion, low modulus, UV stable, neutral cure
Shore A Hardness (7 days, 23°C/50% RH)18–22
Joint Movement Capability±25% (Class 25 according to ISO 11600)
Storage Stability12 months in original sealed packaging at ≤25°C


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