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Fire-Resistant Rock Wool Insulation Strips for Exterior Walls - China Suppliers & Factory Solutions

ABM® Exterior Wall Insulation Rock Wool Strips (FRL Series) are high-quality, fire-resistant insulation materials manufactured in China. These insulation strips are ideal for use in new constructions, building extensions, and renovations, ensuring superior exterior wall insulation in thin plaster systems and ventilated curtain wall systems. As a leading supplier in the industry, our factory produces these rock wool strips to enhance the fire safety of buildings, effectively serving as fire-resistant barriers in EPS, XPS, PU, and other insulation systems that do not achieve A-class fire performance. Additionally, these materials provide excellent fire protection, thermal insulation, and sound absorption, making them suitable for garage ceilings and interior ceilings. Choose our reliable China-based suppliers for your insulation needs and experience top-notch quality and safety standards

    Absolute Safety Guardian

    Ultimate Fire Safety · A-Class Non-Combustible

    ABM® rock wool is an A1-grade non-combustible fireproof material with excellent high-temperature resistance and a melting point exceeding 1000°C.

    In the event of a fire, it maintains its structural integrity and thermal insulation performance, effectively extending the fire resistance duration of walls or building components, and providing valuable time for evacuation and rescue.

    Efficient Energy-Saving Companion

    Low Heat Loss · Stable Thermal Performance

    With a thermal conductivity as low as 0.045 W/(m·K), it forms a highly efficient insulation layer. Consistent performance year-round, effectively reducing heat exchange between indoors and outdoors, significantly lowering heating and cooling energy consumption.

    Outstanding Durability

    Outstanding Durability · Super Hydrophobic

    ABM® rock wool offers excellent water repellency, with a water-repellent rate of up to 99%.

    Water droplets roll off its surface like on a lotus leaf, making it difficult for moisture to penetrate the fiber structure. Even in humid or rainy environments, it remains dry and stable, effectively preventing condensation and ensuring long-lasting and reliable thermal insulation performance.

    Solid Structural Support

    Solid Structural Support · High Tensile Strength

    It offers outstanding tensile performance of at least 100 kPa, enabling a strong and reliable connection to the substrate. With high compressive capacity, the system effectively withstands wind forces and suction pressure, maintaining dimensional stability and secure adhesion throughout long-term service.

    Dense and Structurally Stable

    Compact and Dimensionally Stable

    ABM® rock wool is manufactured through advanced pendulum laying and corrugation techniques, forming a spatially interwoven fiber network with consistent distribution and increased compactness.

    This optimized structure markedly improves load-bearing capacity and shape retention, effectively preventing long-term sagging or distortion and enabling the exterior wall system to deliver reliable and durable performance over the entire lifecycle of the building.

    Eco-Friendly Core

    Eco-Friendly Core · Healthy & Harmless

    With minimal shot content and extended, flexible fibers, the material allows for smooth handling and easy installation on site. Its stable chemical composition, characterized by a high acidity index, prevents corrosion, supports environmental responsibility, and delivers dependable safety performance across the full service life of the building.

    Frequently Asked Questions

    What is the fire safety rating of ABM® rock wool?

    It is an A1-grade non-combustible fireproof material with excellent high-temperature resistance and a melting point exceeding 1000°C, providing ultimate fire safety.

    How does ABM® rock wool contribute to energy savings?

    It features a remarkably low thermal conductivity of 0.045 W/(m·K), which forms a highly efficient insulation layer to significantly reduce heating and cooling energy consumption.

    Is the material resistant to moisture and water?

    Yes, it offers super hydrophobic properties with a water-repellent rate of up to 99%. Water droplets simply roll off its surface, ensuring it remains dry even in humid or rainy environments.

    Can the rock wool withstand strong wind pressures?

    Absolutely. It provides outstanding tensile performance of at least 100 kPa along with high compressive capacity, allowing it to effectively withstand wind forces and suction pressure.

    Will the insulation sag or lose its shape over time?

    No, it is manufactured using advanced pendulum laying and corrugation techniques. This creates a compact, dimensionally stable structure that effectively prevents long-term sagging or distortion.

    Is ABM® rock wool safe for installers and the environment?

    Yes, it has a stable chemical composition, a high acidity index, and minimal shot content. This makes it eco-friendly, healthy, and harmless to handle during on-site installation.