Description

Sikaflex-1a is a premium-grade,high-performance,moisture-cured,1-component,polyurethane-based,non-sag elastomeric sealant. Meets Federal specification TT-S-00230C, Type II, Class A. Meets ASTM C-920, Type S, Grade NS, Class 35, use T, NT, O, M, G, I; Canadian standard CAN/CGSB 19.13-M87.

Where to Use

  • Designed for all types of joints where maximum depth of sealant will not exceed 1/2 in.
  • Excellent for small joints and fillets, windows, door frames, reglets, flashing, common roofing detail applications, and many construction adhesive applications.
  • Suitable for vertical and horizontal joints; readily placeable at 40°F.
  • Has many applications as an elastic adhesive between materials with dissimilar coefficients of expansion.
  • Submerged conditions, such as canal and reservoir joints.

Advantages

  • Eliminates time, effort, and equipment for mixing, filling cartridges, pre-heating or thawing, and cleaning
    of equipment.
  • Fast tack-free and final cure times.
  • High elasticity – cures to a tough, durable, flexible consistency with exceptional cut and tear-resistance.
  • Stress relaxation.
  • Excellent adhesion – bonds to most construction materials without a primer.
  • Excellent resistance to aging, weathering.
  • Proven in tough climates around the world.
  • Odorless, non-staining.
  • Jet fuel resistant.
  • Certified to the NSF/ANSI Standard 61 for potable waterUrethane-based; suggested by EPA for radon reduction.
  • Paintable with water-, oil- and rubber-based paints.
  • Capable of ±35% joint movement.

Additional information

Weight 24 lbs

Brand

Sika