Sika Sikasil 728 NS - High-Performance Non-Sag Silicone Sealant

Sika Sikasil 728 NS is a high-performance, one-component, non-sag, ultra-low modulus silicone sealant designed for dynamic joint movement and extreme temperature conditions. It offers excellent flexibility and adhesion, making it ideal for highway and bridge joints, parking decks, and concrete expansion joints. Sikasil 728 NS is resistant to road salts, jet fuel, and harsh environmental conditions, ensuring long-lasting performance in industrial and infrastructure applications.

Key Features:

• Non-sag, ultra-low modulus silicone sealant
• Excellent flexibility for dynamic joint movement
• Resistant to road salts and jet fuel
• Ideal for high-stress and extreme temperature environments
• Bonds to a variety of substrates without priming

Applications:

• Highway and bridge joints
• Concrete expansion joints in parking decks
• Plaza decks, driveways, and stadiums
• Steel, aluminum, masonry, and ceramic substrates

Technical Specifications:

• Packaging: 29 oz cartridge
• Color: Limestone
• Shore A Hardness: Ultra-low hardness for flexibility
• Compliance: ASTM C920, Type S, Grade NS, Class 100/50

Frequently Asked Questions:

Can Sika Sikasil 728 NS withstand extreme temperatures?
Yes, it performs well in both high and low temperatures, making it ideal for dynamic environments.

Does Sikasil 728 NS bond to multiple substrates?
Yes, it bonds to concrete, steel, aluminum, masonry, and more without priming.