Author: Site Editor Publish Time: 2025-09-10 Origin: Site
Firestop sealants are specialized structural adhesives designed to prevent the spread of fire and smoke through gaps and penetrations in buildings and structures. These materials play a crucial role in enhancing fire safety by creating barriers that delay the progression of flames and heat. This article explores the benefits of firestop sealants, their common applications, and provides a detailed comparison of four Tengyu brand firestop sealants.
Fire Resistance: Firestop sealants are formulated to withstand high temperatures and prevent the passage of flames, providing critical time for evacuation and fire suppression efforts.
Smoke Sealing: In addition to fire resistance, these sealants effectively block the passage of smoke, reducing the risk of smoke inhalation and improving visibility during evacuations.
Durability: Firestop sealants are designed to maintain their integrity over long periods, even under varying environmental conditions such as temperature extremes and UV exposure.
Environmental Friendliness: Many firestop sealants are formulated with non-toxic, eco-friendly materials that do not emit harmful gases when exposed to fire.
Ease of Application: These sealants are typically easy to apply, requiring minimal specialized equipment or training, which speeds up the installation process and reduces labor costs.
Firestop sealants are versatile and can be used in a variety of settings, including:
Building Gaps and Joints: Sealing gaps around windows, doors, and expansion joints in floors and walls.
Pipe and Cable Penetrations: Creating fire-rated seals around pipes and cables passing through fire-rated barriers.
Curtain Walling and Facades: Providing weather-sealing and fire protection for curtain walls and building facades.
Ductwork and Ventilation: Sealing joints in HVAC systems and ventilation ducts to prevent the spread of fire and smoke.
Prefabricated Construction Materials: Bonding and sealing joints between prefabricated panels and components.
Below is a detailed comparison of four Tengyu brand firestop sealants, highlighting their materials, characteristics, environmental friendliness, and typical applications.
| Product Name | Material Base | Key Characteristics | Environmental Friendliness | Typical Applications |
|---|---|---|---|---|
| TM513 Fire Rated MS Sealant | Modified Silane (MS) | - Fire rating up to 4 hours - Excellent adhesion to various substrates - Long service life | Non-hazardous, no harmful emissions | - Fire-rated sealing between construction materials - Joints in floors and walls |
| TNS-784 Fire Rated Silicone Sealant | Silicone | - Fire rating up to 4 hours - Outstanding UV and temperature resistance | Non-toxic, eco-friendly | - Sealing expansion joints and pipe penetrations - Curtain walling and facades |
| TA103 Fire Rated Acrylic Sealant | Acrylic | - Over 4 hours fire resistance - Good unprimed adhesion - Easy to apply | Water-based, low VOC | - Sealing construction and expansion joints - Metal pipes and cable bundles |
| TA104 Intumescent Fire Rated Acrylic Sealant | Intumescent Acrylic | - Up to 4 hours fire rating - 5~6 times expansion rate - Excellent adhesion | Water-based, no harmful solvents | - Duct work and compartment walls - Fire-rated door assemblies |
TM513 Fire Rated MS Sealant:
Material Base: Modified Silane (MS) polymer.
Characteristics: Offers up to 4 hours of fire protection, excellent adhesion to a wide range of substrates, and a long service life. It is also paintable and resistant to ozone, UV radiation, and temperature extremes.
Environmental Impact: Non-hazardous and does not emit harmful by-products when exposed to fire.
Applications: Ideal for sealing joints between different construction materials, including floors, walls, and prefabricated panels.
TNS-784 Fire Rated Silicone Sealant:
Material Base: Silicone.
Characteristics: Provides up to 4 hours of fire protection, outstanding resistance to UV and temperature extremes, and excellent adhesion.
Environmental Impact: Non-toxic and eco-friendly, making it suitable for green building projects.
Applications: Perfect for sealing expansion joints, pipe and cable penetrations, and curtain walling systems.
TA103 Fire Rated Acrylic Sealant:
Material Base: Acrylic.
Characteristics: Offers over 4 hours of fire resistance, good unprimed adhesion to common construction substrates, and is easy to apply. It can be painted over with water-based paints.
Environmental Impact: Water-based formulation with low VOC emissions, making it environmentally friendly.
Applications: Suitable for sealing construction and expansion joints, metal pipes, cable bundles, and HVAC penetrations.
TA104 Intumescent Fire Rated Acrylic Sealant:
Material Base: Intumescent Acrylic.
Characteristics: Provides up to 4 hours of fire protection, expands up to 6 times its original volume when exposed to heat, and offers excellent adhesion.
Environmental Impact: Water-based and free from harmful solvents, ensuring minimal environmental impact.
Applications: Ideal for duct work, compartment walls, fire-rated door assemblies, and sealing joints in lightweight partitions.
Firestop sealants are essential components in enhancing the fire safety of buildings and structures. They offer a range of benefits, including fire and smoke resistance, durability, environmental friendliness, and ease of application. The Tengyu brand provides a variety of firestop sealants, each tailored to specific applications and requirements. By understanding the differences between these products, architects, builders, and facility managers can make informed decisions to ensure optimal fire protection for their projects.
