Sikaflex-1A Elastomeric Joint Sealant Adhesive Clean Room Special Sealant

Product Description

-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.

 

Sikaflex®-1A is a premium-grade, high-performance, moisture-cured, 1-component, polyurethane-based, non-sag elastomeric sealant. Sikaflex-1a can be used in green and damp concrete applications. Meets Federal Specification TT-S-00230C, Type II, Class A. Meets ASTM C920, Type S, Grade NS, Class 35, Use T, NT, O, M, A, I. Canadian standard CAN/CGSB 19.13-M87.

Usage

-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 applictions, 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.

-Can be applied to green concrete 24 hours after pour

-Can be applied to damp concrete 1 hour after getting wet

-Non-staining

-Jet fuel resistant.

-Certified to NSF/ANSI/CAN 61 for potable water (meets applicable requirements of NSF/ANSI 600)

-Urethane-based; suggested by EPA as a caulk and crack sealant for radon reduction.

-Paintable with water-, oil- and rubber-based paints.

-Capable of ±35% joint movement.

Typical Properties

Cure Time	4 to 7 days (73 °F / 50 % r.h.)
Curing Rate	up to 1/8" after 24 hours (73 °F / 50 % r.h.)
Tack Free Time	3 to 6 hours (73 °F / 50 % r.h.)
Shore A Hardness	(21 day) 45±5
Movement Capability	±35 %
Service Temperature	−40 °F to +170 °F
Tear Strength	55 lb./in.

Color

White, colonial white, aluminum gray, limestone, black, dark bronze, capitol tan, stone and medium bronze. Special architectural colors on request.