SIKAFLEX 221 Black Sealant 600ml


Sikaflex 221, Black, One-Component Adhesive/Sealant, 600ml Unipac




Sikaflex-221 is a high-quality multi-purpose non-sag 1-c polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer.

Sikaflex-221 bonds well to a wide variety of substrates and is suitable for making permanent elastic seals of high adhesive strength. Suitable substrate materials are wood, metals, metal primers and paint coatings (2-c systems), ceramic materials and plastics

Characteristics and Advantages:

  •  1-C formulation
  •  Elastic
  •  Low odor
  •  Resistant to aging and weathering exposure
  •  Non-corrosive
  •  Can be overpainted
  •  Can be sanded
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