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Sika Sikaflex-11 FC Elastomeric Sealant & Adhesive

by Sika
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SKU 187659

Currently Available 0

Sikaflex®-11 FC is a one-component, gun-grade, adhesive and sealing compound of permanent elasticity. This dual-purpose material is based on a special moisture-cured polyurethane with an accelerated curing time that meets ASTM C920 Type S, Grade NS, Class 12.5, Use NT, I, M, A, O. and Federal Specification TT-S-00230C, Type II, Class B.


  • Excellent adhesion on all cement-based materials, brick, ceramics, glass, metals, wood, epoxy, polyester and acrylic resin
  • Fast cure rate
  • Good weathering and water resistance
  • Non-corrosive
  • Can be painted over with water, oil, and rubber-based paints. (Preliminary tests recommended).
  • High durability
  • Can be used in tamper resistant joints.


As an elastic adhesive for noncritical applications like:

  • Cover plates, gaskets and coverings
  • Acoustic ceiling tiles
  • Floor moldings and door sills
  • Light weight construction materials
  • Wood or metal and door frames
  • Roof tiles

As an elastic joint sealer for:

  • Air ducts and high vacuum systems
  • Containers, tanks, and silos
  • Gaskets in openings in walls or floors for ducts, piling, etc.
  • Reservoirs or water retaining structures
  • Aluminum fabrication
  • Bolted lap joints


Product Data Sheet
Safety Data Sheet (English)
Saftey Data Sheet (Spanish)
Sika Air Barrier Capabilities
More Information

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