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

Wacker ELASTOSIL E50 N One-Component Silicone Sealant

Wacker ELASTOSIL E50 N is a one-component, platinum-cured silicone sealant offering excellent adhesion to glass, metals, and plastics without primer. It cures rapidly at room temperature with low shrinkage, outstanding elasticity, and long-term UV/heat resistance—ideal for demanding industrial bonding and sealing applications.
  • wacker elastosil e50 n one component silicone sealant_f3c86f59
  • wacker elastosil e50 n one component silicone sealant_f3c86f59

Features Of Wacker ELASTOSIL E50 N One-Component Silicone Sealant

  1. Room-temperature vulcanizing (RTV) silicone sealant with neutral cure—no corrosive acetic acid release.

  2. Excellent adhesion to common construction and industrial substrates without primer, including glass, aluminum, ceramics, and painted metals.

  3. High elasticity and permanent flexibility after curing, maintaining performance across wide temperature range (−40 °C to +150 °C).

  4. Good resistance to UV radiation, ozone, and weathering—suitable for long-term outdoor exposure.

  5. Low modulus formulation minimizes stress on bonded joints, reducing risk of substrate deformation or cracking.

Typical Applications Of Wacker ELASTOSIL E50 N One-Component Silicone Sealant

  1. Sealing and bonding in architectural glazing systems, including structural and peripheral seals for insulating glass units.

  2. Joint sealing in façade and curtain wall construction where movement accommodation and weather tightness are critical.

  3. Industrial assembly applications requiring durable, flexible bonds between dissimilar materials (e.g., metal-to-plastic, glass-to-aluminum).

  4. Electronics housing encapsulation and gasketing where electrical insulation and thermal stability are required.

  5. Transportation interior sealing for rail, bus, and marine cabins—meeting low-smoke, low-toxicity requirements.

Specifications Of Wacker ELASTOSIL E50 N One-Component Silicone Sealant

Chemical TypeNeutral-cure, condensation-curing polydimethylsiloxane (PDMS) based silicone
Product FormPaste-like, thixotropic one-component sealant in cartridge or sausage packaging
AppearanceOpaque, uniform paste; available in standard colors (e.g., transparent, white, black)
Primary ApplicationsNon-structural glazing, façade joints, industrial bonding, and electronic enclosures
Key FeaturesPrimerless adhesion, high elongation (>200%), low modulus, excellent UV resistance
Shore A Hardness (7 days, 23 °C/50% RH)25–30
Tensile Strength (7 days, 23 °C/50% RH)0.5–0.7 MPa
Curing Speed (Surface Dry)Approx. 15–25 min (23 °C/50% RH)


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