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

Wacker POWERSIL 552 BROWN GREEN One-Component Silicone Sealant

Wacker POWERSIL 552 BROWN GREEN is a one-component, moisture-curing silicone sealant offering excellent adhesion to glass, metal, and ceramics without primer. It delivers high elasticity, UV resistance, and thermal stability from −40 °C to +180 °C. Ideal for structural glazing and façade applications requiring durable, neutral-cure performance in brown or green shades.
  • wacker powersil 552 brown green one component silicone sealant_4797f3c2
  • wacker powersil 552 brown green one component silicone sealant_4797f3c2

Features Of Wacker POWERSIL 552 BROWN GREEN One-Component Silicone Sealant

  1. Neutral-cure, acetoxy-free formulation ensures low odor and minimal corrosion risk to sensitive substrates.

  2. Excellent adhesion to common construction materials including concrete, brick, stone, glass, aluminum, and painted surfaces without primer.

  3. High elasticity and permanent flexibility over a wide temperature range (–40 °C to +150 °C).

  4. UV, weather, and ozone resistant — maintains performance under prolonged outdoor exposure.

  5. Ready-to-use one-component system with moisture-curing mechanism; no mixing required.

Typical Applications Of Wacker POWERSIL 552 BROWN GREEN One-Component Silicone Sealant

  1. Sealing of expansion joints in façades and curtain wall systems.

  2. Perimeter sealing of windows, doors, and skylights in commercial and residential buildings.

  3. Joint sealing in precast concrete and masonry cladding installations.

  4. Weatherproofing of structural glazing interfaces and architectural metal assemblies.

  5. General-purpose sealing in interior and exterior non-structural building applications.

Specifications Of Wacker POWERSIL 552 BROWN GREEN One-Component Silicone Sealant

Chemical TypeAcetoxy-cured silicone elastomer
Product FormPaste-like, thixotropic sealant in cartridge
AppearanceHomogeneous paste; brown-green color
Primary ApplicationsBuilding façade, window, and joint sealing
Key FeaturesOne-component, moisture-curing, high elasticity, UV stable
Shore A Hardness (7 days, 23 °C/50% RH)25–30
Specific Gravity (23 °C)Approx. 1.25 g/cm³
Storage Stability12 months unopened at ≤25 °C in dry conditions


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