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

Wacker POWERSIL 552 WHITE One-Component Silicone Sealant

Wacker POWERSIL 552 WHITE is a one-component, acetoxy-cure silicone sealant offering excellent adhesion to glass, ceramics, and metals without primer. It delivers fast curing, high elasticity, weather resistance, and long-term durability. Ideal for construction, automotive, and industrial bonding/sealing applications where white appearance and reliable performance are essential.
  • wacker powersil 552 white one component silicone sealant_99635734
  • wacker powersil 552 white one component silicone sealant_99635734

Features Of Wacker POWERSIL 552 WHITE One-Component Silicone Sealant

  1. Acetoxy-cure chemistry enabling rapid surface cure and excellent adhesion to common substrates without primer.

  2. Excellent resistance to weathering, UV radiation, and temperature extremes (–40 °C to +150 °C long-term).

  3. Low modulus formulation provides high elasticity and superior joint movement capability (±25 % according to ASTM C719).

  4. Non-staining, neutral odor during cure — suitable for sensitive indoor applications.

  5. White pigmentation ensures consistent aesthetic appearance with excellent color stability over time.

Typical Applications Of Wacker POWERSIL 552 WHITE One-Component Silicone Sealant

  1. Perimeter sealing of insulating glass units (IGUs) in façade and curtain wall systems.

  2. Joint sealing in aluminum and composite cladding panels for commercial building envelopes.

  3. Sealing around windows, doors, and skylights in residential and light-commercial construction.

  4. Interior sanitary sealing in kitchens and bathrooms where mildew resistance is required.

  5. General-purpose sealing of non-porous substrates including anodized aluminum, glass, ceramics, and painted metal.

Specifications Of Wacker POWERSIL 552 WHITE One-Component Silicone Sealant

Chemical TypeAcetoxy-curing silicone elastomer
Product FormPaste-like, thixotropic one-component sealant
AppearanceHomogeneous white paste
Primary ApplicationsConstruction joint sealing, glazing, and architectural perimeter sealing
Key FeaturesFast surface cure, high elasticity, UV stable, primerless adhesion
BenefitsReduced labor time, long service life, low maintenance, aesthetic consistency
Shelf Life (unopened)12 months from date of manufacture at ≤25 °C
Standard Packaging310 mL sausage cartridges; 600 mL sausages


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