Sikaflex®-2c NS

Sikaflex-2c NS is a 2-component, premium-grade, polyurethane-based, elastomeric sealant. It is principally a chemical cure in a non-sag consistency. Meets ASTM C-920, Type M, Grade NS, Class 25, use T, NT, M, G, A, O, I and Federal Specification TT-S-00227E, Type II, Class A. Tested in accordance with ASTM C-1382 for use in EIFS systems.

Product Description

Intended for use in all properly designed working joints with a minimum depth of 1/4 inch.  Ideal for vertical and horizontal applications.  Placeable at temperatures as low as 40°F.  Adheres to most substrates commonly found in construction.  An effective sealant for use in Exterior Insulation Finish Systems (EIFS).  Submerged environments, such as canal and reservoir joints.   Capable of ±50% joint movement.  Chemical cure allows the sealant to be placed in joints exceeding 1/2 in. in depth.  High elasticity with a tough, durable, flexible consistency.  Exceptional cut and tear resistance.  Exceptional adhesion to most substrates without priming.  Available in 35 architectural colors.  Color uniformity assured via Color-pak system.  Available in pre-pigmented Limestone Gray (no Color-pak needed).  Non-sag even in wide joints.  Easy to mix.  Paintable with water-, oil-, and rubber-base paints.  Jet fuel resistant.


Sikaflex 2C-NS Technical Data